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
January
Weather in January
Temperature
In January, Groenvlei's weather conditions record an average high-temperature of a still moderately hot 26.8°C (80.2°F), demonstrating little divergence from the preceding month. Despite soaring daytime temperatures, Groenvlei registers a consistent average low-temperature of 14.7°C (58.5°F) in January.Humidity
In January, the average relative humidity in Groenvlei is 74%.Rainfall
In Groenvlei, in January, during 21.8 rainfall days, 88mm (3.46") of precipitation is typically accumulated. In Groenvlei, during the entire year, the rain falls for 148.2 days and collects up to 490mm (19.29") of precipitation.Daylight
In January, the average length of the day in Groenvlei is 13h and 39min.On the first day of the month, sunrise is at 05:07 and sunset at 18:57. On the last day of January, in Groenvlei, sunrise is at 05:30 and sunset at 18:54 SAST.
Sunshine
In January, the average sunshine is 10.5h.UV index
The months with the highest UV index are January, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 6 in January translates into the following instructions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures in Groenvlei?
What is the average humidity in January in Groenvlei?
How much does it rain in Groenvlei in January?
How many hours of daylight does Groenvlei have in January?
When are sunrise and sunset in January in Groenvlei?
How long on average sun shines in January in Groenvlei?
What are the months with the highest UV index in Groenvlei?
What is the UV index intensity in January in Groenvlei?
Average temperature in January
Groenvlei, South Africa
- Average high temperature in January: 26.8°C
The warmest month (with the highest average high temperature) is December (27.2°C).
The month with the lowest average high temperature is June (18.5°C).
- Average low temperature in January: 14.7°C
The month with the highest average low temperature is December (14.9°C).
The coldest month (with the lowest average low temperature) is July (5.3°C).
Average pressure in January
Groenvlei, South Africa
- Average pressure in January: 1014.9mbar
The month with the highest atmospheric pressure is July (1024.5mbar).
The month with the lowest atmospheric pressure is December (1014.8mbar).
Average wind speed in January
Groenvlei, South Africa
- Average wind speed in January: 7.7km/h
The windiest month (with the highest average wind speed) is September (10.3km/h).
The calmest month (with the lowest average wind speed) is March (7.1km/h).
Average humidity in January
Groenvlei, South Africa
- Average humidity in January: 74%
The month with the highest relative humidity is February (75%).
The month with the lowest relative humidity is August (44%).
Average rainfall in January
Groenvlei, South Africa
- Average rainfall in January: 88mm
The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in January
Groenvlei, South Africa
- Average rainfall days in January: 21.8 days
The month with the highest number of rainy days is December (23.7 days).
The month with the least rainy days is July (2.3 days).
Average daylight in January /
Average sunshine in January
Groenvlei, South Africa
- Average daylight in January: 13h and 4min
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 24min).
- Average sunshine in January: 10h and 3min
The months with the most sunshine are October and November (Average sunshine: 11h and 12min).
The month with the least sunshine is April (Average sunshine: 7h and 6min).
Average sunshine days in January
Groenvlei, South Africa
- Average sunshine days in January: 5.3 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is December (3.4 days).
Average UV index in January
Groenvlei, South Africa
- Average UV index in January: 6
The months with the highest UV index are January, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in January
Groenvlei, South Africa
- Average cloud cover in January: 40
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 9).
Average visibility in January
Groenvlei, South Africa
- Average visibility in January: 8km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and March (8km).
