Avg High
Johannesburg South in July
Avg Low
Rain
Daylight
11h
What to expect
Johannesburg South is in mid-winter during July, with the season well established by this point. It generally feels mild and comfortable, and bigger day–night swings than you might expect. Conditions tend to feel steady, which makes planning simple. You get a comfortable daylight window for day trips and sightseeing.
July in context
How it compares to the rest of the year in Johannesburg South.
Hottest (avg)
#11 / 12
Wettest (avg)
#12 / 12
Daylight Hours
#11 / 12
Windiest (avg)
#6 / 12
Highest UV
#11 / 12
Most Humid
#10 / 12
Monthly climate breakdown
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight hours
- 10.7 h
- UV index (max)
- 6
- Typical sun hours
- 06:53 - 17:33
Rain & Snow
- Total rain
-
- Rainy days
- 1 days
- Cloud cover (avg)
- 12%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 50%
- Wind (avg)
-
- Wind (max gusts)
-
Daily climate explorer
Day 15 selected for July. Typical high 16.8°C and low 2.5°C.
Typical disruptions in July
Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in July.
Cold High impact
Cold feels-like nights Measures: Cold feels-like nights (min <=5C). Observed about 99% of days (30.6 days/month) in July. Historical risk signal only, not a day-by-day forecast.
30.6 days / month
~99% of days
Why this matters
- Expected days 30.6 days / month
- Probability ~99% of days
- Intensity Up to ~3°C (P95)
Cold feels-like nights are possible on ~31 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Cold High impact
Freezing nights Measures: Freezing nights (min <=0C). Observed about 19% of days (5.8 days/month) in July. Historical risk signal only, not a day-by-day forecast.
5.8 days / month
~19% of days
Why this matters
- Expected days 5.8 days / month
- Probability ~19% of days
- Intensity Up to ~0°C (P95)
Freezing nights are possible on ~6 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cold Moderate
Hard freeze nights Measures: Hard freeze nights (min <=-2C). Observed about 6% of days (1.8 days/month) in July. Historical risk signal only, not a day-by-day forecast.
1.8 days / month
~6% of days
Why this matters
- Expected days 1.8 days / month
- Probability ~6% of days
- Intensity Up to ~-2°C (P95)
Hard freeze conditions are possible on ~2 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Show all disruptions (10 more)
Wind High impact
Strong gusts Measures: Strong gust days (>=60 km/h). Observed about 1% of days (0.5 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.5 days / month
~1% of days
Why this matters
- Expected days 0.5 days / month
- Probability ~1% of days
- Intensity Up to ~75km/h (P95)
Strong gusts are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Cold Minor
Cold nights Measures: Cold nights (min <=5C). Observed about 83% of days (25.6 days/month) in July. Historical risk signal only, not a day-by-day forecast.
25.6 days / month
~83% of days
Why this matters
- Expected days 25.6 days / month
- Probability ~83% of days
- Intensity Up to ~5°C (P95)
Cold nights are possible on ~26 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Wind Minor
Gusty days Measures: Gusty days (>=40 km/h). Observed about 25% of days (7.7 days/month) in July. Historical risk signal only, not a day-by-day forecast.
7.7 days / month
~25% of days
Why this matters
- Expected days 7.7 days / month
- Probability ~25% of days
- Intensity Up to ~61km/h (P95)
Gusty conditions are possible on ~8 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Minor
Wet days Measures: Wet days (>=0.1mm). Observed about 6% of days (2.0 days/month) in July. Historical risk signal only, not a day-by-day forecast.
2.0 days / month
~6% of days
Why this matters
- Expected days 2.0 days / month
- Probability ~6% of days
- Intensity Up to ~4.1mm (P95)
Measurable rain is possible on ~2 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cloud Minor
Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 5% of days (1.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
1.4 days / month
~5% of days
Why this matters
- Expected days 1.4 days / month
- Probability ~5% of days
- Intensity Up to ~92% (P95)
Cloudy skies are possible on ~1 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 3% of days (1.1 days/month) in July. Historical risk signal only, not a day-by-day forecast.
1.1 days / month
~3% of days
Why this matters
- Expected days 1.1 days / month
- Probability ~3% of days
- Intensity Up to ~13h (P95)
Several rainy hours are possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cold Minor
Cold days Measures: Cold days (max <=10C). Observed about 2% of days (0.6 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.6 days / month
~2% of days
Why this matters
- Expected days 0.6 days / month
- Probability ~2% of days
- Intensity Up to ~10°C (P95)
Cold daytime conditions are possible on ~1 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Rain Minor
Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 1% of days (0.5 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.5 days / month
~1% of days
Why this matters
- Expected days 0.5 days / month
- Probability ~1% of days
- Intensity Up to ~15h (P95)
Wet-most-of-day conditions are possible on ~0 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 1% of days (0.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.4 days / month
~1% of days
Why this matters
- Expected days 0.4 days / month
- Probability ~1% of days
- Intensity Up to ~90% (P95)
High humidity is possible on ~0 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Cloud Minor
Mostly cloudy days Measures: Mostly cloudy days (cloud cover >=80%). Observed about 1% of days (0.3 days/month) in July. 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 ~97% (P95)
Mostly cloudy skies are possible on ~0 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Frequently asked questions
Is July a good time to visit Johannesburg South?
Typical July days in Johannesburg South reach highs of 17°C (63°F) with nights around 3°C (37°F). It usually feels mild by day and cold after dark. It is one of the drier months, which suits outdoor exploring and sightseeing.
What are temperatures like in July?
Daytime temperatures in July typically peak near 17°C (63°F), while nights drop to around 3°C (37°F). Expect mild afternoons and cold evenings.
How much does it rain in July?
Rainfall in July averages 3 mm (0.12 in) across roughly 1 days. Overall it is a mostly dry time of year, so showers are usually brief rather than all-day downpours.
How many hours of daylight are there in July?
You can expect about 11 hours of daylight in July. Sunrise is typically around 06:53 and sunset near 17:33. Days are on the shorter side, so plan activities around limited daylight.
How strong is the sun in July?
UV levels are moderate (around 6); sunscreen and sunglasses are still a good idea.
Is it windy in July?
In July, average wind speeds are around 10 km/h (6 mph), with gusts on the windiest days reaching about 48 km/h (30 mph). On the ground, it is it often feels breezy, especially in more exposed spots or along the coast.