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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, is a moderately hot summer month in Germiston, South Africa, with temperature in the range of an average high of 27.2°C (81°F) and an average low of 16.2°C (61.2°F). January, February and December represent the warmest period, with an average high-temperature of 27.2°C (81°F). The average heat index in January is estimated at 29°C (84.2°F). Weather in January »
Weather in February
The last month of the summer, February, is another warm month in Germiston, South Africa, with an average temperature fluctuating between 27.2°C (81°F) and 15.3°C (59.5°F). Germiston's temperature peaks during January, February and December, with an average high-temperature of 27.2°C (81°F). The heat index value during February is estimated at 29°C (84.2°F). Weather in February »
Weather in March
March, the first month of the autumn in Germiston, is still a warm month, with temperature in the range of an average high of 25.9°C (78.6°F) and an average low of 14.2°C (57.6°F). March's average high-temperature stands at a still warm 25.9°C (78.6°F), showing little deviation from February's 27.2°C (81°F). Weather in March »
Weather in April
April, the same as March, in Germiston, South Africa, is another pleasant autumn month, with an average temperature fluctuating between 11.6°C (52.9°F) and 22.7°C (72.9°F). As March transitions into April, Germiston sees a gentle drop in the average high-temperature, transitioning from a warm 25.9°C (78.6°F) to a pleasant 22.7°C (72.9°F). Weather in April »
Weather in May
The last month of the autumn, May, is another pleasant month in Germiston, South Africa, with an average temperature varying between 21°C (69.8°F) and 9.5°C (49.1°F). The advent of May brings an average high-temperature of a still pleasant 21°C (69.8°F), exhibiting minor difference from the previous month. Weather in May »
Weather in June
June, the first month of the winter in Germiston, is still a comfortable month, with an average temperature fluctuating between 6.3°C (43.3°F) and 17.8°C (64°F). As June commences, the average high-temperature subtly reduces, transitioning from a pleasant 21°C (69.8°F) in May to an enjoyable 17.8°C (64°F). Weather in June »
Weather in July
July, the same as June, is another enjoyable winter month in Germiston, South Africa, with an average temperature ranging between min 6°C (42.8°F) and max 17.6°C (63.7°F). July is the coldest month, with the temperature often reaching an average high of 17.6°C (63.7°F) and an average low of 6°C (42.8°F). Weather in July »
Weather in August
The last month of the winter, August, is a pleasant month in Germiston, South Africa, with an average temperature ranging between min 8.7°C (47.7°F) and max 21.3°C (70.3°F). The average high-temperature mildly increases in August, edging from a refreshing 17.6°C (63.7°F) in July to an agreeable 21.3°C (70.3°F). Weather in August »
Weather in September
September, the first month of the spring in Germiston, is a moderately hot month, with an average temperature fluctuating between 25.4°C (77.7°F) and 11.6°C (52.9°F). A slight uplift of average high-temperatures is noted in September, with temperatures adjusting from a pleasant 21.3°C (70.3°F) in August to a moderately hot 25.4°C (77.7°F). Weather in September »
Weather in October
October, the same as September, is a moderately hot spring month in Germiston, South Africa, with an average temperature fluctuating between 14.5°C (58.1°F) and 26.8°C (80.2°F). The transition into October marks the average high-temperature at a still warm 26.8°C (80.2°F), differing minimally from September's 25.4°C (77.7°F). Weather in October »
Weather in November
The last month of the spring, November, is also a moderately hot month in Germiston, South Africa, with an average temperature ranging between min 15.1°C (59.2°F) and max 26.7°C (80.1°F). The advent of November signifies a minor shift to an average high-temperature of a still moderately hot 26.7°C (80.1°F), aligning closely with October. Weather in November »
Weather in December
December, the first month of the summer in Germiston, is still a warm month, with temperature in the range of an average low of 16°C (60.8°F) and an average high of 27.2°C (81°F). Germiston experiences peak temperatures, averaging a high-temperature of 27.2°C (81°F) during January, February and December. In December, the average heat index is estimated at 28°C (82.4°F). Weather in December »
Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in Germiston?
The height of temperatures in Germiston is seen during January, February and December, averaging a high-temperature of 27.2°C (81°F).
How much does it rain in Germiston?
In Germiston, South Africa, during the entire year, the rain falls for 117 days and collects up to 425mm (16.73") of precipitation.
What are the months with the highest UV index in Germiston?
January, October and November, with an average maximum UV index of 6, are months with the highest UV index.
What is the most humid month in Germiston?
February is the most humid month in Germiston, South Africa, with an average relative humidity of 65%.
What are the months with the lowest UV index in Germiston?
The months with the lowest UV index in Germiston, South Africa, are May through July, with an average maximum UV index of 4.
What is the month with the shortest days in Germiston?
With an average of 10h and 30min of daylight, June has the shortest days of the year in Germiston.
What part of the year is the coldest in Germiston?
Temperature records in Germiston mark July as the coldest month, with highs averaging 17.6°C (63.7°F) and lows at 6°C (42.8°F).
What is the driest month in Germiston?
The month with the least rainfall in Germiston, South Africa, is July, when the rain falls for 1.5 days and typically collects 1mm (0.04") of precipitation.
What is the month with the least sunshine in Germiston?
With an average of 7.4h of sunshine, August has the least sunshine of the year.
What is the least humid month in Germiston?
September is the least humid month, with an average relative humidity of 34%.
What month has the most sunshine in Germiston?
October has the most sunshine of the year in Germiston, with an average of 11.8h of sunshine.
What is the rainiest month in Germiston?
December is the month with the most rainfall in Germiston. Rain falls for 19.7 days and accumulates 86mm (3.39") of precipitation.
When are the longest days in Germiston?
With an average of 13h and 48min of daylight, December has the longest days of the year.
Is there Daylight Saving Time (DST) in Germiston?
Germiston, South Africa, does not utilize Daylight Saving Time (DST). SAST timezone is used throughout the entire year.
Average temperature
Germiston, South Africa
The warmest months (with the highest average high temperature) are January, February and December (27.2°C).
The month with the lowest average high temperature is July (17.6°C).
The month with the highest average low temperature is January (16.2°C).
The coldest month (with the lowest average low temperature) is July (6°C).
Average pressure
Germiston, South Africa
- Average pressure in January:
1013.3mbar - Average pressure in February:
1014mbar - Average pressure in March:
1016.1mbar - Average pressure in April:
1019.1mbar - Average pressure in May:
1021.2mbar - Average pressure in June:
1023.7mbar
- Average pressure in July:
1024.7mbar - Average pressure in August:
1021.5mbar - Average pressure in September:
1018.6mbar - Average pressure in October:
1015.7mbar - Average pressure in November:
1014.2mbar - Average pressure in December:
1013.5mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).
Average wind speed
Germiston, South Africa
- Average wind speed in January:
9km/h - Average wind speed in February:
8.7km/h - Average wind speed in March:
8.1km/h - Average wind speed in April:
8.4km/h - Average wind speed in May:
8km/h - Average wind speed in June:
9.3km/h
- Average wind speed in July:
9.2km/h - Average wind speed in August:
10.9km/h - Average wind speed in September:
11.6km/h - Average wind speed in October:
11.6km/h - Average wind speed in November:
11.7km/h - Average wind speed in December:
10km/h
The windiest month (with the highest average wind speed) is November (11.7km/h).
The calmest month (with the lowest average wind speed) is May (8km/h).
Average humidity
Germiston, South Africa
The month with the highest relative humidity is February (65%).
The month with the lowest relative humidity is September (34%).
Average rainfall
Germiston, South Africa
The wettest month (with the highest rainfall) is December (86mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days
Germiston, South Africa
- Average rainfall days in January:
19.8 days - Average rainfall days in February:
15.8 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
10.2 days - Average rainfall days in May:
2.8 days - Average rainfall days in June:
1.8 days
- Average rainfall days in July:
1.5 days - Average rainfall days in August:
1.8 days - Average rainfall days in September:
3.8 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
14.5 days - Average rainfall days in December:
19.7 days
The month with the highest number of rainy days is January (19.8 days).
The month with the least rainy days is July (1.5 days).
Average daylight / Average sunshine
Germiston, South Africa
- Average daylight in January:
13h and 4min - Average daylight in February:
13h and 0min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 3min - Average daylight in May:
10h and 5min - Average daylight in June:
10h and 3min
- Average daylight in July:
10h and 4min - Average daylight in August:
11h and 1min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 2min - Average daylight in December:
13h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in January:
11h and 2min - Average sunshine in February:
11h and 2min - Average sunshine in March:
9h and 3min - Average sunshine in April:
7h and 4min - Average sunshine in May:
7h and 4min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
7h and 2min - Average sunshine in September:
9h and 3min - Average sunshine in October:
11h and 5min - Average sunshine in November:
11h and 4min - Average sunshine in December:
11h and 2min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days
Germiston, South Africa
- Average sunshine days in January:
8.5 days - Average sunshine days in February:
9.8 days - Average sunshine days in March:
13.5 days - Average sunshine days in April:
18.1 days - Average sunshine days in May:
27.3 days - Average sunshine days in June:
27.8 days
- Average sunshine days in July:
28.8 days - Average sunshine days in August:
28.8 days - Average sunshine days in September:
24.8 days - Average sunshine days in October:
18.4 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
7.5 days
The months with the most sunshine days are July and August (28.8 days).
The month with the least sunshine days is December (7.5 days).
Average UV index
Germiston, South Africa
The months with the highest UV index are January, October and November (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover
Germiston, South Africa
The month with the most cloud cover is January (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility
Germiston, South Africa
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
