December weather forecastSimisi, Kenya
December
Weather in December
December, the first month of the summer in Simisi, is still a warm month, with an average temperature ranging between min 17.2°C (63°F) and max 26.6°C (79.9°F).Temperature
December, with its high-temperature average of 26.6°C (79.9°F) and a low-temperature average of 17.2°C (63°F), is the coldest month.Humidity
The most humid month in Simisi is December, with an average relative humidity of 83%.Rainfall
In Simisi, in December, it is raining for 26.6 days, with typically 110mm (4.33") of accumulated precipitation. Throughout the year, there are 177.5 rainfall days, and 606mm (23.86") of precipitation is accumulated.Daylight
With an average of 12h and 12min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 06:08 and sunset at 18:22. On the last day of December, sunrise is at 06:22 and sunset at 18:36 EAT.
Sunshine
The month with the least sunshine is December, with an average of 8.5h of sunshine.UV index
January through December, with an average maximum UV index of 6, are months with the highest UV index in Simisi. January through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 6 suggests these recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Simisi, Kenya
- Average high temperature in December: 26.6°C
The warmest month (with the highest average high temperature) is October (29.6°C).
The month with the lowest average high temperature is December (26.6°C).
- Average low temperature in December: 17.2°C
The month with the highest average low temperature is March (18.9°C).
The coldest month (with the lowest average low temperature) is July (15.6°C).
Average pressure in December
Simisi, Kenya
- Average pressure in December: 1012.8mbar
The month with the highest atmospheric pressure is July (1016.5mbar).
The month with the lowest atmospheric pressure is February (1012mbar).
Average wind speed in December
Simisi, Kenya
- Average wind speed in December: 6.5km/h
The windiest month (with the highest average wind speed) is September (12km/h).
The calmest month (with the lowest average wind speed) is December (6.5km/h).
Average humidity in December
Simisi, Kenya
- Average humidity in December: 83%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is September (59%).
Average rainfall in December
Simisi, Kenya
- Average rainfall in December: 110mm
The wettest month (with the highest rainfall) is November (121mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Simisi, Kenya
- Average rainfall days in December: 26.6 days
The month with the highest number of rainy days is December (26.6 days).
The month with the least rainy days is July (2.4 days).
Average daylight in December /
Average sunshine in December
Simisi, Kenya
- Average daylight in December: 12h and 12min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in December: 8h and 30min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 30min).
Average sunshine days in December
Simisi, Kenya
- Average sunshine days in December: 3.4 days
The month with the most sunshine days is July (28.1 days).
The month with the least sunshine days is April (3 days).
Average UV index in December
Simisi, Kenya
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in December
Simisi, Kenya
- Average cloud cover in December: 50
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Simisi, Kenya
- Average visibility in December: 8km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, April, November and December (8km).





