Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Grassy Park's January showcases an average high-temperature of a still warm 25.8°C (78.4°F), hardly distinct from December's 24.3°C (75.7°F). January witnesses an average nighttime temperature of 17.7°C (63.9°F) in Grassy Park.Humidity
The average relative humidity in January is 69%.Rainfall
In Grassy Park, during January, the rain falls for 6.7 days and regularly aggregates up to 9mm (0.35") of precipitation. Throughout the year, there are 111 rainfall days, and 435mm (17.13") of precipitation is accumulated.Daylight
The average length of the day in January is 14h and 7min.On the first day of January in Grassy Park, sunrise is at 05:37 and sunset at 20:00. On the last day of the month, sunrise is at 06:05 and sunset at 19:52 SAST.
Sunshine
In Grassy Park, the average sunshine in January is 11h.UV index
January, February and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 6 in January translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What are the temperatures in Grassy Park in January?
What is the average humidity in January in Grassy Park?
How many days does it rain in January in Grassy Park?
What is the average length of the day in January in Grassy Park?
When are sunrise and sunset in January in Grassy Park?
How long on average sun shines in January in Grassy Park?
When is the highest UV index in Grassy Park?
What is the UV index reading in January in Grassy Park?
Average temperature in January
Grassy Park, South Africa
- Average high temperature in January: 25.8°C
The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is August (16.6°C).
- Average low temperature in January: 17.7°C
The month with the highest average low temperature is January (17.7°C).
The coldest months (with the lowest average low temperature) are July and August (10.2°C).
Average pressure in January
Grassy Park, South Africa
- Average pressure in January: 1013.6mbar
The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is February (1013.4mbar).
Average wind speed in January
Grassy Park, South Africa
- Average wind speed in January: 17.6km/h
The windiest month (with the highest average wind speed) is January (17.6km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).
Average humidity in January
Grassy Park, South Africa
- Average humidity in January: 69%
The months with the highest relative humidity are June, August and September (74%).
The months with the lowest relative humidity are February, April and December (68%).
Average rainfall in January
Grassy Park, South Africa
- Average rainfall in January: 9mm
The wettest month (with the highest rainfall) is June (98mm).
The driest month (with the least rainfall) is February (7mm).
Average rainfall days in January
Grassy Park, South Africa
- Average rainfall days in January: 6.7 days
The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (4.9 days).
Average daylight in January /
Average sunshine in January
Grassy Park, South Africa
- Average daylight in January: 14h and 1min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in January: 11h and 0min
The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).
Average sunshine days in January
Grassy Park, South Africa
- Average sunshine days in January: 23.1 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is June (14.6 days).
Average UV index in January
Grassy Park, South Africa
- Average UV index in January: 6
The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover in January
Grassy Park, South Africa
- Average cloud cover in January: 17
The month with the most cloud cover is June (Cloud cover 34).
The month with the least cloud cover is February (Cloud cover 15).
Average visibility in January
Grassy Park, South Africa
- Average visibility in January: 10km
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).
Grassy Park, South Africa
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