Avg High
Manchester in August
Avg Low
Rain
Daylight
15h
What to expect
Manchester is in late summer during August, with the season well established by this point. It generally feels mild and comfortable, and a gentle drop-off once the sun goes down. Conditions tend to feel steady, which makes planning simple. Daylight stays generous for longer outdoor plans.
August in context
How it compares to the rest of the year in Manchester.
Hottest (avg)
#2 / 12
Wettest (avg)
#3 / 12
Daylight Hours
#4 / 12
Windiest (avg)
#11 / 12
Highest UV
#4 / 12
Most Humid
#8 / 12
Monthly climate breakdown
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight hours
- 14.7 h
- UV index (max)
- 6
- Typical sun hours
- 04:50 - 19:34
Rain & Snow
- Total rain
-
- Rainy days
- 20 days
- Cloud cover (avg)
- 72%
Humidity & Wind
- Humidity (avg)
- 81%
- Wind (avg)
-
- Wind (max gusts)
-
Daily climate explorer
Day 15 selected for August. Typical high 19.3°C and low 11.8°C.
Typical disruptions in August
Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in August.
Rain High impact
Rain disruption Measures: Likely rain disruption days. Observed about 21% of days (6.6 days/month) in August. Historical risk signal only, not a day-by-day forecast.
6.6 days / month
~21% of days
Why this matters
- Expected days 6.6 days / month
- Probability ~21% of days
- Intensity Up to ~23mm (P95)
Rain disruption risk appears on ~7 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 21% of days (6.5 days/month) in August. Historical risk signal only, not a day-by-day forecast.
6.5 days / month
~21% of days
Why this matters
- Expected days 6.5 days / month
- Probability ~21% of days
- Intensity Up to ~23mm (P95)
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 7% of days (2.3 days/month) in August. Historical risk signal only, not a day-by-day forecast.
2.3 days / month
~7% of days
Why this matters
- Expected days 2.3 days / month
- Probability ~7% of days
- Intensity Up to ~32mm (P95)
Heavy rain is possible on ~2 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 4% of days (1.3 days/month) in August. Historical risk signal only, not a day-by-day forecast.
1.3 days / month
~4% of days
Why this matters
- Expected days 1.3 days / month
- Probability ~4% of days
- Intensity Up to ~80km/h (P95)
Strong gusts are possible on ~1 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 3% of days (0.8 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.8 days / month
~3% of days
Why this matters
- Expected days 0.8 days / month
- Probability ~3% of days
- Intensity Up to ~74km/h (P95)
Stormy conditions are possible on ~1 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Visibility Minor
Fog-likely signal Measures: Fog-likely visibility proxy. Observed about 2% of days (0.7 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.7 days / month
~2% of days
Why this matters
- Expected days 0.7 days / month
- Probability ~2% of days
- Intensity Up to ~95% (P95)
Fog-likely conditions are possible on ~1 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Show all disruptions (14 more)
Rain High impact
Washout run Measures: Multi-day washout runs. Observed about 1.3 days/month in August. Historical risk signal only, not a day-by-day forecast.
1.3 days / month
Probability unavailable
Why this matters
- Expected days 1.3 days / month
- Probability —
- Intensity Up to ~21mm (P95)
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
Very heavy rain Measures: Very heavy rain days (>=25mm). Observed about 1% of days (0.3 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.3 days / month
~1% of days
Why this matters
- Expected days 0.3 days / month
- Probability ~1% of days
- Intensity Up to ~43mm (P95)
Very heavy rain is possible on ~0 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cold Moderate
Cold feels-like nights Measures: Cold feels-like nights (min <=5C). Observed about 1% of days (0.2 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~5°C (P95)
Cold feels-like nights are possible on ~0 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Cloud Minor
Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 76% of days (23.5 days/month) in August. Historical risk signal only, not a day-by-day forecast.
23.5 days / month
~76% of days
Why this matters
- Expected days 23.5 days / month
- Probability ~76% of days
- Intensity Up to ~99% (P95)
Cloudy skies are possible on ~23 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 74% of days (22.9 days/month) in August. Historical risk signal only, not a day-by-day forecast.
22.9 days / month
~74% of days
Why this matters
- Expected days 22.9 days / month
- Probability ~74% of days
- Intensity Up to ~13mm (P95)
Measurable rain is possible on ~23 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Minor
Rainy hours Measures: Rain-hours signal (>=3h rain). Observed about 62% of days (19.1 days/month) in August. Historical risk signal only, not a day-by-day forecast.
19.1 days / month
~62% of days
Why this matters
- Expected days 19.1 days / month
- Probability ~62% of days
- Intensity Up to ~18h (P95)
Several rainy hours are possible on ~19 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Humidity Minor
High humidity Measures: High humidity days (RH >=80%). Observed about 58% of days (18.1 days/month) in August. Historical risk signal only, not a day-by-day forecast.
18.1 days / month
~58% of days
Why this matters
- Expected days 18.1 days / month
- Probability ~58% of days
- Intensity Up to ~91% (P95)
High humidity is possible on ~18 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Rain Minor
Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 45% of days (14.1 days/month) in August. Historical risk signal only, not a day-by-day forecast.
14.1 days / month
~45% of days
Why this matters
- Expected days 14.1 days / month
- Probability ~45% of days
- Intensity Up to ~19h (P95)
Wet-most-of-day conditions are possible on ~14 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Wind Minor
Gusty days Measures: Gusty days (>=40 km/h). Observed about 43% of days (13.4 days/month) in August. Historical risk signal only, not a day-by-day forecast.
13.4 days / month
~43% of days
Why this matters
- Expected days 13.4 days / month
- Probability ~43% of days
- Intensity Up to ~65km/h (P95)
Gusty conditions are possible on ~13 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 42% of days (12.9 days/month) in August. Historical risk signal only, not a day-by-day forecast.
12.9 days / month
~42% of days
Why this matters
- Expected days 12.9 days / month
- Probability ~42% of days
- Intensity Up to ~100% (P95)
Mostly cloudy skies are possible on ~13 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cloud Minor
Overcast days Measures: Overcast days (cloud cover >=95%). Observed about 12% of days (3.8 days/month) in August. Historical risk signal only, not a day-by-day forecast.
3.8 days / month
~12% of days
Why this matters
- Expected days 3.8 days / month
- Probability ~12% of days
- Intensity Up to ~100% (P95)
Overcast skies are possible 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 2% of days (0.7 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.7 days / month
~2% of days
Why this matters
- Expected days 0.7 days / month
- Probability ~2% of days
- Intensity Up to ~95 (P95)
Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data is 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 (0.3 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.3 days / month
~1% of days
Why this matters
- Expected days 0.3 days / month
- Probability ~1% of days
- Intensity Up to ~30km/h (P95)
Breezy conditions are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Humidity Minor
Humid days Measures: Humid days (dew point >=18C). Observed about 1% of days (0.2 days/month) in August. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~19°C (P95)
Humid conditions are possible on ~0 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Frequently asked questions
Is August a good time to visit Manchester?
Typical August days in Manchester reach highs of 19°C (66°F) with nights around 12°C (54°F). It usually feels mild by day and cool after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in August?
Daytime temperatures in August typically peak near 19°C (66°F), while nights drop to around 12°C (54°F). Expect mild afternoons and cool evenings.
How much does it rain in August?
Rainfall in August averages 93 mm (3.7 in) across roughly 20 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 August?
You can expect about 15 hours of daylight in August. Sunrise is typically around 04:50 and sunset near 19:34. You get long days with comfortable amounts of daylight.
How strong is the sun in August?
UV levels are often high (around 6). Regular sunscreen and a hat are recommended.
Is it windy in August?
In August, average wind speeds are around 13 km/h (8 mph), with gusts on the windiest days reaching about 53 km/h (33 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.