Live Weather & Forecast
Weather in Heidelberg
Gauteng, South Africa · Real-time conditions & 3-day outlook
19°C
Feels like 19°C
67°F / Feels 67°F
Partly Cloudy
Heidelberg, Gauteng
🌞 Daytime
Updated: 2026-04-16 10:00
Humidity
73%
Wind
7.6 km/h NNE
Wind Gust
8.7 km/h
Pressure
1024 mb
Visibility
10 km
UV Index
2.7
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
11.1°C
Wind Degree
26°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (3)
CO
144.9 μg/m³
NO₂
23.1 μg/m³
O₃
45 μg/m³
SO₂
31.6 μg/m³
PM 2.5
35.2 μg/m³
PM 10
35.2 μg/m³
Today's Hourly Forecast
24-hour breakdown for Heidelberg, Gauteng
12 AM
14°
Clear
1 AM
14°
Clear
2 AM
14°
Clear
3 AM
14°
Clear
4 AM
14°
Clear
5 AM
14°
Clear
6 AM
13°
Clear
7 AM
14°
Sunny
8 AM
16°
Partly Cloudy
9 AM
17°
Partly Cloudy
10 AM
19°
Partly Cloudy
11 AM
21°
Patchy rain nearby
12 PM
23°
Partly Cloudy
1 PM
22°
Patchy light drizzle
2 PM
21°
Patchy rain nearby
3 PM
21°
Patchy rain nearby
4 PM
21°
Patchy rain nearby
5 PM
20°
Patchy rain nearby
6 PM
18°
Patchy rain nearby
7 PM
17°
Patchy rain nearby
8 PM
17°
Patchy rain nearby
9 PM
15°
Patchy rain nearby
10 PM
14°
Patchy rain nearby
11 PM
14°
Patchy rain nearby
3-Day Forecast
Daily overview for Heidelberg, Gauteng
Today
Patchy rain nearby
23°
/
13°
🌧️ 89% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 14.4 km/h
🌧️ Total precip: 2.48 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:22 AM
🌇 Sunset: 05:49 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Patchy rain nearby
22°
/
13°
🌧️ 87% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 25.6 km/h
🌧️ Total precip: 3.65 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:23 AM
🌇 Sunset: 05:48 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Moderate rain
22°
/
14°
🌧️ 83% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 12.51 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:23 AM
🌇 Sunset: 05:47 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Heidelberg
Plan your trip to Heidelberg, South Africa around the most favorable weather conditions.
Peak Season
December – March
Southern hemisphere summer — warm and generally dry.
Shoulder Season
April – May, November
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Cooler winter months; indoor activities preferred.
Frequently Asked Questions
What is the current weather in Heidelberg?
Current conditions in Heidelberg: Partly Cloudy, temperature 19°C, humidity 73%.
What is the best time to visit Heidelberg?
The best time to visit Heidelberg is typically December – March. Southern hemisphere summer — warm and generally dry.
What is the climate like in Heidelberg?
Heidelberg is located at approximately -26.5° latitude. It experiences a temperate southern hemisphere climate.
Does it rain a lot in Heidelberg?
The wettest period in Heidelberg is typically during June – September. Cooler winter months; indoor activities preferred.
What should I pack for a trip to Heidelberg?
For visits to Heidelberg during December – March: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Heidelberg in?
Heidelberg is located in South Africa, in the state of Gauteng.
What are the public holidays in Heidelberg in 2026?
View the 2026 public holidays for Heidelberg on our Holidays page.
What are the GPS coordinates used for the weather forecast in Heidelberg?
The weather forecast for Heidelberg uses coordinates -26.4972, 28.3592.