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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 in Jansenville, South Africa, is a tropical summer month, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 17.8°C (64°F). January is the month that records the highest temperatures, with averages ranging from a high of 30.5°C (86.9°F) to a low of 17.8°C (64°F). In January, the average heat index is calculated to be a hot 33°C (91.4°F). Weather in January »
Weather in February
The last month of the summer, February, is another hot month in Jansenville, South Africa, with an average temperature varying between 18°C (64.4°F) and 30.3°C (86.5°F). As Jansenville welcomes February, the average high-temperature is noted at a still hot 30.3°C (86.5°F), closely aligning with the preceding month. Weather in February »
Weather in March
March, the first month of the autumn in Jansenville, is still a warm month, with temperature in the range of an average high of 28.6°C (83.5°F) and an average low of 16.8°C (62.2°F). March is marked by an average high-temperature of a warm 28.6°C (83.5°F), almost identical to the preceding month. Weather in March »
Weather in April
April, the same as March, is another warm autumn month in Jansenville, South Africa, with an average temperature fluctuating between 13.6°C (56.5°F) and 24.5°C (76.1°F). The arrival of April is marked by a minor reduction in average high-temperature, sliding from 28.6°C (83.5°F) in March to a still moderately hot 24.5°C (76.1°F). Weather in April »
Weather in May
May, the last month of the autumn in Jansenville, is another pleasant month, with temperature in the range of an average high of 22.7°C (72.9°F) and an average low of 11.9°C (53.4°F). Jansenville's weather in May displays an average high-temperature of a pleasant 22.7°C (72.9°F), showing minor disparity from April's 24.5°C (76.1°F). Weather in May »
Weather in June
June, the first month of the winter in Jansenville, is still a refreshing month, with temperature in the range of an average low of 9.1°C (48.4°F) and an average high of 19.1°C (66.4°F). The coldest period tends to be June, when average temperatures fluctuate between a high of 19.1°C (66.4°F) and a low of 9.1°C (48.4°F). Weather in June »
Weather in July
July, the same as June, is another enjoyable winter month in Jansenville, South Africa, with an average temperature ranging between min 8.5°C (47.3°F) and max 19.2°C (66.6°F). With July's arrival, Jansenville notes an average high-temperature of a still enjoyable 19.2°C (66.6°F), closely following the trend of the preceding month. Weather in July »
Weather in August
The last month of the winter, August, is a pleasant month in Jansenville, South Africa, with an average temperature fluctuating between 9.3°C (48.7°F) and 20.6°C (69.1°F). Jansenville's weather in August displays an average high-temperature of an agreeable 20.6°C (69.1°F), showing minor disparity from July's 19.2°C (66.6°F). Weather in August »
Weather in September
The first month of the spring, September, is a moderately hot month in Jansenville, South Africa, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 23.2°C (73.8°F). Jansenville's weather in September indicates an average high-temperature of a moderately hot 23.2°C (73.8°F), nearly consistent with the 20.6°C (69.1°F) of August. Weather in September »
Weather in October
October, the same as September, is a moderately hot spring month in Jansenville, South Africa, with an average temperature ranging between min 13.5°C (56.3°F) and max 24.8°C (76.6°F). October's advent denotes a minor fluctuation in the average high-temperature to a still warm 24.8°C (76.6°F) from September's 23.2°C (73.8°F). Weather in October »
Weather in November
November, the last month of the spring in Jansenville, is another warm month, with an average temperature ranging between min 14.2°C (57.6°F) and max 27°C (80.6°F). Upon the beginning of November, Jansenville's high-temperatures register at a still moderately hot 27°C (80.6°F), closely mirroring the preceding month. Weather in November »
Weather in December
The first month of the summer, December, is also a moderately hot month in Jansenville, South Africa, with an average temperature fluctuating between 16.2°C (61.2°F) and 28.9°C (84°F). December's beginning signals an average high-temperature of a still warm 28.9°C (84°F), barely different from November's 27°C (80.6°F). Weather in December »
Updated: Jul 14, 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 time of the year is the hottest in Jansenville?
In Jansenville, January records the average highest temperatures, peaking at 30.5°C (86.9°F) and reaching a low of 17.8°C (64°F).
What is the most humid month?
January through March and December, with an average relative humidity of 58%, are most humid months.
What is the wettest month?
The wettest months are January and February, with an average 28mm (1.1") of rainfall.
How many days does it rain?
In Jansenville, South Africa, during the entire year, the rain falls for 88.8 days and collects up to 181mm (7.13") of precipitation.
What are the months with the highest UV index?
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What are the months with the least sunshine?
May through July, with an average of 7.2h of sunshine, are months with the least sunshine in Jansenville.
What is the month with the lowest UV index?
May through July, with an average maximum UV index of 4, are months with the lowest UV index in Jansenville.
What month is the coldest?
The coldest period tends to be June, when average temperatures fluctuate between a high of 19.1°C (66.4°F) and a low of 9.1°C (48.4°F).
What is the month with the shortest days?
June has the shortest days of the year, with an average of 10h and 0min of daylight.
What is the least humid month in Jansenville?
The least humid month is August, with an average relative humidity of 49%.
What is the driest month?
The month with the least rainfall in Jansenville is August, when the rain falls for 3.6 days and typically collects 5mm (0.2") of precipitation.
What month has the most sunshine in Jansenville?
The month with the most sunshine is November, with an average of 11h of sunshine.
When are the longest days?
With an average of 14h and 18min of daylight, December has the longest days of the year.
Is there Daylight Saving Time (DST)?
Jansenville, South Africa, does not utilize Daylight Saving Time (DST). SAST timezone is used over the entire year.
Average temperature
Jansenville, South Africa
The warmest month (with the highest average high temperature) is January (30.5°C).
The month with the lowest average high temperature is June (19.1°C).
The month with the highest average low temperature is February (18°C).
The coldest month (with the lowest average low temperature) is July (8.5°C).
Average pressure
Jansenville, South Africa
- Average pressure in January:
1013.1mbar - Average pressure in February:
1013.4mbar - Average pressure in March:
1015.1mbar - Average pressure in April:
1018.3mbar - Average pressure in May:
1018.9mbar - Average pressure in June:
1020.9mbar
- Average pressure in July:
1022.9mbar - Average pressure in August:
1020.2mbar - Average pressure in September:
1018.6mbar - Average pressure in October:
1016.8mbar - Average pressure in November:
1015mbar - Average pressure in December:
1013.5mbar
The month with the highest atmospheric pressure is July (1022.9mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).
Average wind speed
Jansenville, South Africa
- Average wind speed in January:
14.6km/h - Average wind speed in February:
13.4km/h - Average wind speed in March:
12.1km/h - Average wind speed in April:
11km/h - Average wind speed in May:
11km/h - Average wind speed in June:
13.9km/h
- Average wind speed in July:
12.9km/h - Average wind speed in August:
13km/h - Average wind speed in September:
12.7km/h - Average wind speed in October:
13.5km/h - Average wind speed in November:
14.4km/h - Average wind speed in December:
14.7km/h
The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest months (with the lowest average wind speed) are April and May (11km/h).
Average humidity
Jansenville, South Africa
The months with the highest relative humidity are January, February, March and December (58%).
The month with the lowest relative humidity is August (49%).
Average rainfall
Jansenville, South Africa
The wettest months (with the highest rainfall) are January and February (28mm).
The driest month (with the least rainfall) is August (5mm).
Average rainfall days
Jansenville, South Africa
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
10 days - Average rainfall days in March:
9.6 days - Average rainfall days in April:
8.5 days - Average rainfall days in May:
4.9 days - Average rainfall days in June:
4.4 days
- Average rainfall days in July:
4.4 days - Average rainfall days in August:
3.6 days - Average rainfall days in September:
5.9 days - Average rainfall days in October:
9 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
10.1 days
The month with the highest number of rainy days is January (10.3 days).
The month with the least rainy days is August (3.6 days).
Average daylight / Average sunshine
Jansenville, South Africa
- Average daylight in January:
14h and 0min - Average daylight in February:
13h and 2min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 2min - Average daylight in May:
10h and 2min - Average daylight in June:
10h and 0min
- Average daylight in July:
10h and 1min - Average daylight in August:
10h and 5min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 5min - Average daylight in November:
13h and 5min - Average daylight in December:
14h and 2min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in January:
10h and 5min - Average sunshine in February:
10h and 1min - Average sunshine in March:
8h and 5min - Average sunshine in April:
7h and 5min - Average sunshine in May:
7h and 1min - Average sunshine in June:
7h and 1min
- Average sunshine in July:
7h and 1min - Average sunshine in August:
7h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
10h and 4min - Average sunshine in November:
11h and 0min - Average sunshine in December:
10h and 5min
The month with the most sunshine is November (Average sunshine: 11h and 0min).
The months with the least sunshine are May, June and July (Average sunshine: 7h and 12min).
Average sunshine days
Jansenville, South Africa
- Average sunshine days in January:
15.9 days - Average sunshine days in February:
12.6 days - Average sunshine days in March:
17.5 days - Average sunshine days in April:
18.6 days - Average sunshine days in May:
23.1 days - Average sunshine days in June:
23.8 days
- Average sunshine days in July:
26 days - Average sunshine days in August:
25.8 days - Average sunshine days in September:
21.1 days - Average sunshine days in October:
17 days - Average sunshine days in November:
17.8 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is July (26 days).
The month with the least sunshine days is February (12.6 days).
Average UV index
Jansenville, South Africa
The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover
Jansenville, South Africa
The month with the most cloud cover is December (Cloud cover 29).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility
Jansenville, South Africa
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
