December weather forecastRuiru, Kenya

December

Weather in December

The first month of the summer, December, is still a warm month in Ruiru, Kenya, with temperature in the range of an average high of 24.5°C (76.1°F) and an average low of 12.8°C (55°F).

Temperature

Ruiru's climate in December displays an average high temperature of a still warm 24.5°C (76.1°F), consistent with the November's record. Ruiru's average low-temperature for the month of December records at a fresh 12.8°C (55°F).

Humidity

In Ruiru, the average relative humidity in December is 79%.

Rainfall

In Ruiru, Kenya, in December, during 16 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, there are 213.5 rainfall days, and 642mm (25.28") of precipitation is accumulated.

Daylight

December has the longest days of the year in Ruiru, with an average of 12h and 12min of daylight.
On the first day of the month, sunrise is at 06:15 and sunset at 18:26. On the last day of December, sunrise is at 06:29 and sunset at 18:40 EAT.

Sunshine

In Ruiru, the average sunshine in December is 9.3h.

UV index

The months with the lowest UV index in Ruiru are January through August, October through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 5 in December transforms into the following instructions:
Take precautions - Protection against sun damage is advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Ruiru, records 24.5°C (76.1°F), while the low-temperature is 12.8°C (55°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in March is evaluated at 29°C (84.2°F).

In December, the average relative humidity in Ruiru is 79%.

In Ruiru, Kenya, in December, it is raining for 16 days, with typically 38mm (1.5") of accumulated precipitation.

December has the longest days of the year in Ruiru, Kenya, with an average of 12h and 12min of daylight.

The average day length in December in Ruiru is 12h and 11min.

On the first day of December, sunrise is at 06:15 and sunset at 18:26. On the last day of the month, sunrise is at 06:29 and sunset at 18:40 EAT.

The average sunshine duration in December in Ruiru, Kenya, is 9.3h.

January through August, October through December, with an average maximum UV index of 5, are months with the lowest UV index.

In December, the average daily maximum UV index in Ruiru is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

24.5°C

26.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.7km/h

10.6km/h

11.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

6.7

12.1

21.3

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Ruiru, Kenya

Average high temperature in December: 24.5°C

The warmest months (with the highest average high temperature) are February and March (27.3°C).
The months with the lowest average high temperature are June and July (23.3°C).

Average low temperature in December: 12.8°C

The month with the highest average low temperature is April (14.9°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).

Average pressure in December
Ruiru, Kenya

Average pressure in December: 1014.3mbar

The month with the highest atmospheric pressure is July (1016.6mbar).
The months with the lowest atmospheric pressure are February and March (1013.4mbar).

Average wind speed in December
Ruiru, Kenya

Average wind speed in December: 9.3km/h

The windiest month (with the highest average wind speed) is February (10.5km/h).
The calmest month (with the lowest average wind speed) is June (5.4km/h).

Average humidity in December
Ruiru, Kenya

Average humidity in December: 79%

The month with the highest relative humidity is May (84%).
The month with the lowest relative humidity is February (65%).

Average rainfall in December
Ruiru, Kenya

Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is April (117mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in December
Ruiru, Kenya

Average rainfall days in December: 16 days

The month with the highest number of rainy days is May (25.3 days).
The month with the least rainy days is January (8.5 days).

Average daylight in December /
Average sunshine in December
Ruiru, 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 6min).

Average sunshine in December: 9h and 18min

The months with the most sunshine are January and February (Average sunshine: 9h and 42min).
The month with the least sunshine is May (Average sunshine: 8h and 42min).

Average sunshine days in December
Ruiru, Kenya

Average sunshine days in December: 12.1 days

The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is April (3.3 days).

Average UV index in December
Ruiru, Kenya

Average UV index in December: 5

The month with the highest UV index is September (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 5).