Heidelberg Weather History Gauteng, South Africa

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Daily and hourly data from 1 Jan 2009 onwards.
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Tue 08 Sep, 2026 Weather in Heidelberg

Sunrise: 06:11 AM Sunset: 05:56 PM	Moonrise: 04:00 AM Moonset: 02:54 PM	Max: 18.4 °c	Min: 10.3 °c	Avg: 14.3 °c	Precip: 0.33 mm	Max Wind: 12.2 kph

	Tue 08 0:00 am	Tue 08 3:00 am	Tue 08 6:00 am	Tue 08 9:00 am	Tue 08 12:00 pm	Tue 08 3:00 pm	Tue 08 6:00 pm	Tue 08 9:00 pm
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Temp	12.6°c	11.1°c	10.3°c	13.8°c	16.3°c	18.4°c	15.9°c	15.1°c
Wind	12.2 kmph	10.1 kmph	7.2 kmph	11.2 kmph	9.7 kmph	5.4 kmph	5.8 kmph	6.1 kmph
Precip	0.05 mm	0.00 mm	0.00 mm	0.00 mm	0.03 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	95%	5%	5%	56%	74%	98%	100%	73%
Humidity	88%	94%	94%	77%	60%	47%	59%	67%
Pressure	1030 mb	1028 mb	1029 mb	1029 mb	1028 mb	1025 mb	1027 mb	1028 mb

Heidelberg Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	27°C / 80°F	15°C / 59°F	20°C / 69°F	217 hours	144.94 mm / 5.71 In	12 days	1013 mb / 30 In
February	26°C / 80°F	15°C / 59°F	20°C / 68°F	214 hours	99.44 mm / 3.91 In	9 days	1014 mb / 30 In
March	26°C / 78°F	14°C / 57°F	19°C / 66°F	256 hours	85.63 mm / 3.37 In	7 days	1016 mb / 30 In
April	22°C / 72°F	11°C / 53°F	16°C / 62°F	266 hours	67.92 mm / 2.67 In	6 days	1019 mb / 31 In
May	21°C / 69°F	9°C / 48°F	14°C / 57°F	320 hours	18.77 mm / 0.74 In	2 days	1021 mb / 31 In
June	17°C / 63°F	6°C / 42°F	11°C / 52°F	319 hours	5.53 mm / 0.22 In	1 days	1024 mb / 31 In
July	18°C / 64°F	5°C / 41°F	11°C / 51°F	333 hours	3.69 mm / 0.15 In	1 days	1025 mb / 31 In
August	21°C / 70°F	8°C / 46°F	14°C / 57°F	335 hours	9.94 mm / 0.39 In	1 days	1022 mb / 31 In
September	26°C / 78°F	12°C / 53°F	18°C / 65°F	319 hours	20.79 mm / 0.82 In	2 days	1018 mb / 31 In
October	27°C / 80°F	14°C / 56°F	20°C / 68°F	273 hours	83.44 mm / 3.29 In	7 days	1016 mb / 30 In
November	26°C / 79°F	14°C / 58°F	20°C / 68°F	250 hours	112.95 mm / 4.45 In	10 days	1014 mb / 30 In
December	26°C / 79°F	15°C / 60°F	20°C / 69°F	224 hours	166.09 mm / 6.54 In	12 days	1013 mb / 30 In

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