Monthly climate guide

Busan in June

June in Busan is early summer, with a settled seasonal pattern already in place. The month is warm and inviting for long walks, with only small changes from morning to evening. There is plenty of daylight to stretch outdoor time. Most days feel close to what the averages suggest, with straightforward pacing.

Annual ranking snapshot

Ranked across 12 months

June in context

How it compares to the rest of the year in Busan.

Hottest (avg)
IN-BETWEEN
#4 / 12

Sits around the middle of the year.

Wettest (avg)
IN-BETWEEN
#4 / 12

Typical rainfall for the year.

Daylight Hours
LONGEST
#1 / 12

Longest days of the year.

Windiest (avg)
WIND
#12 / 12

Usually calmer than most months.

Highest UV
UV
#1 / 12

Peak UV levels for the year.

Most Humid
HUMID
#3 / 12

Humidity sits on the higher side.

Climate normals

Four planning pillars

Monthly climate breakdown

A detailed look at the typical climate conditions for June.

Thermal profile

Temperature

Typical daytime high

Nighttime low
Feels like (avg)

Light window

Sunshine

14.5 h

Average daylight

UV index (max)
8
Typical sun hours
05:09 - 19:38

Wet-day pattern

Rain & Snow

Typical rainfall

Rainy days
12 days
Cloud cover (avg)
70%

Air feel

Humidity & Wind

83%

Average humidity

Wind (avg)
Wind (max gusts)

Historical daily baseline

Daily climate explorer

Pick a day to inspect the usual conditions through June in Busan. Based on a 30-year historical climate baseline, not a forecast.

Primary control

Select a day

Scroll to compare daily conditions. The summary updates with your selection.

Secondary context

Monthly trend

Day 15 selected

Median daytime highs across the month, with a softer low line.

Daily climate explorer for JuneMonthly trend chart for the selected climate metric, with the chosen day marked.101520253011630°C
Median temperatureMedian lowTypical range

Day 15 selected for June. Temperature 23.4°C.

Historical disruption baseline

Typical disruptions in June

Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in June.

Rain High impact

Rain disruption Measures: Likely rain disruption days. Observed about 20% of days (5.9 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

5.9 days / month

Share of days
~20% of days
Upper edge
Up to ~80mm (P95)
Why this matters

Rain disruption risk appears on ~6 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Rain High impact

Washout risk Measures: Washout day risk. Observed about 19% of days (5.7 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

5.7 days / month

Share of days
~19% of days
Upper edge
Up to ~80mm (P95)
Why this matters

Washout conditions are possible on ~6 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Rain High impact

Heavy rain days Measures: Heavy rain days (>=10mm). Observed about 15% of days (4.5 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

4.5 days / month

Share of days
~15% of days
Upper edge
Up to ~84mm (P95)
Why this matters

Heavy rain is possible on ~4 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Wind High impact

Strong gusts Measures: Strong gust days (>=60 km/h). Observed about 9% of days (2.7 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

2.7 days / month

Share of days
~9% of days
Upper edge
Up to ~94km/h (P95)
Why this matters

Strong gusts are possible on ~3 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.

Wind High impact

Stormy conditions Measures: Storm-impact proxy days. Observed about 8% of days (2.5 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

2.5 days / month

Share of days
~8% of days
Upper edge
Up to ~93km/h (P95)
Why this matters

Stormy conditions are possible on ~2 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.

Wind High impact

Severe gusts Measures: Severe gust days (>=80 km/h). Observed about 2% of days (0.6 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

0.6 days / month

Share of days
~2% of days
Upper edge
Up to ~100km/h (P95)
Why this matters

Severe gusts are possible on ~1 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.

Show all disruptions (19 more)
Rain High impact

Very heavy rain Measures: Very heavy rain days (>=25mm). Observed about 8% of days (2.5 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

2.5 days / month

Share of days
~8% of days
Upper edge
Up to ~91mm (P95)
Why this matters

Very heavy rain is possible on ~2 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Rain High impact

Washout run Measures: Multi-day washout runs. Observed about 1.3 days/month in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

1.3 days / month

Share of days
Upper edge
Up to ~84mm (P95)
Why this matters

Multi-day washout runs are possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Rain High impact

Extreme rain Measures: Extreme rain days (>=50mm). Observed about 3% of days (0.8 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

0.8 days / month

Share of days
~3% of days
Upper edge
Up to ~107mm (P95)
Why this matters

Extreme rain is possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Humidity Moderate

Muggy days Measures: Muggy days (dew point >=20C). Observed about 16% of days (4.8 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

4.8 days / month

Share of days
~16% of days
Upper edge
Up to ~23°C (P95)
Why this matters

Muggy conditions are possible on ~5 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Visibility Moderate

Fog-likely signal Measures: Fog-likely visibility proxy. Observed about 13% of days (4.0 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

4.0 days / month

Share of days
~13% of days
Upper edge
Up to ~97% (P95)
Why this matters

Fog-likely conditions are possible on ~4 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Heat Moderate

Hot feels-like days Measures: Hot feels-like days (>=32C). Observed about 1% of days (0.2 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

0.2 days / month

Share of days
~1% of days
Upper edge
Up to ~33°C (P95)
Why this matters

Feels-like heat >=32C is possible on ~0 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.

Humidity Minor

High humidity Measures: High humidity days (RH >=80%). Observed about 71% of days (21.4 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

21.4 days / month

Share of days
~71% of days
Upper edge
Up to ~95% (P95)
Why this matters

High humidity is possible on ~21 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.

Cloud Minor

Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 68% of days (20.3 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

20.3 days / month

Share of days
~68% of days
Upper edge
Up to ~100% (P95)
Why this matters

Cloudy skies are possible on ~20 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Wind Minor

Gusty days Measures: Gusty days (>=40 km/h). Observed about 49% of days (14.6 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

14.6 days / month

Share of days
~49% of days
Upper edge
Up to ~77km/h (P95)
Why this matters

Gusty conditions are possible on ~15 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.

Cloud Minor

Mostly cloudy days Measures: Mostly cloudy days (cloud cover >=80%). Observed about 48% of days (14.3 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

14.3 days / month

Share of days
~48% of days
Upper edge
Up to ~100% (P95)
Why this matters

Mostly cloudy skies are possible on ~14 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Rain Minor

Wet days Measures: Wet days (>=0.1mm). Observed about 46% of days (13.9 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

13.9 days / month

Share of days
~46% of days
Upper edge
Up to ~53mm (P95)
Why this matters

Measurable rain is possible on ~14 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Humidity Minor

Humid days Measures: Humid days (dew point >=18C). Observed about 43% of days (12.9 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

12.9 days / month

Share of days
~43% of days
Upper edge
Up to ~22°C (P95)
Why this matters

Humid conditions are possible on ~13 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.

Rain Minor

Rainy hours Measures: Rain-hours signal (>=3h rain). Observed about 35% of days (10.5 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

10.5 days / month

Share of days
~35% of days
Upper edge
Up to ~22h (P95)
Why this matters

Several rainy hours are possible on ~10 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Cloud Minor

Overcast days Measures: Overcast days (cloud cover >=95%). Observed about 26% of days (7.9 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

7.9 days / month

Share of days
~26% of days
Upper edge
Up to ~100% (P95)
Why this matters

Overcast skies are possible on ~8 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Rain Minor

Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 24% of days (7.3 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

7.3 days / month

Share of days
~24% of days
Upper edge
Up to ~23h (P95)
Why this matters

Wet-most-of-day conditions are possible on ~7 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.

Humidity Minor

Convective risk Measures: Convective storm risk proxy. Observed about 14% of days (4.3 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

4.3 days / month

Share of days
~14% of days
Upper edge
Up to ~22°C (P95)
Why this matters

Convective risk signal appears on ~4 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Other Minor

Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data Measures: Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data. Observed about 13% of days (4.0 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

4.0 days / month

Share of days
~13% of days
Upper edge
Up to ~97 (P95)
Why this matters

Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data is possible on ~4 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Heat Minor

Warm nights Measures: Warm nights (min >=22C). Observed about 3% of days (0.9 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

0.9 days / month

Share of days
~3% of days
Upper edge
Up to ~23°C (P95)
Why this matters

Warm nights are possible on ~1 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.

Wind Minor

Breezy days Measures: Breezy days (mean wind >=25 km/h). Observed about 1% of days (0.4 days/month) in June. Historical risk signal only, not a day-by-day forecast.

Likely frequency

0.4 days / month

Share of days
~1% of days
Upper edge
Up to ~32km/h (P95)
Why this matters

Breezy conditions are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.

Travel planning FAQ

Frequently asked questions

Quick answers to the weather questions you ask the most.

Is June a good time to visit Busan?

Typical June days in Busan reach highs of 23°C (73°F) with nights around 18°C (64°F). It usually feels warm by day and mild after dark. Overall, June sits in the middle of the Busan climate range.

What are temperatures like in June?

In June, you can usually expect highs of 23°C (73°F) and lows near 18°C (64°F). That means warm days and mild nights, so pack layers you can add or remove.

How much does it rain in June?

Rainfall in June averages 173 mm (6.8 in) across roughly 12 days. Overall it is a very wet time of year, so a light rain jacket and waterproof shoes are very handy.

How many hours of daylight are there in June?

You can expect about 14 hours of daylight in June. Sunrise is typically around 05:09 and sunset near 19:38. You get long days with comfortable amounts of daylight.

How strong is the sun in June?

UV levels frequently reach very high levels (around 8), so strong sun protection is essential, especially around midday.

Is it windy in June?

In June, average wind speeds are around 11 km/h (7 mph), with gusts on the windiest days reaching about 59 km/h (37 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.

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