Nairobi
Kenya
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Nairobi, Kenya

A small lake in the Uhuru Park within the city of Nairobi, Kenya, with a distant view of the city skyscrapers
A small lake in the Uhuru Park within the city of Nairobi, Kenya, with a distant view of the city skyscrapers
December, the first month of the summer, in Nairobi, is also a moderately hot month, with average temperature fluctuating between 13.9°C (57°F) and 24.1°C (75.4°F).

Temperature

In December, the average high-temperature is almost the same as in November - a still warm 24.1°C (75.4°F). In Nairobi, the average low-temperature is 13.9°C (57°F).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Nairobi, Kenya, during December, the rain falls for 20.1 days and regularly aggregates up to 58mm (2.28") of precipitation. In Nairobi, during the entire year, the rain falls for 241.5 days and collects up to 676mm (26.61") of precipitation.

Daylight

January, February, November and December, with an average of 12.2h of daylight, are months with the longest days.

Sunshine

In Nairobi, the average sunshine is 9.1h.

UV index

January through August, October through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in December in Nairobi?

The average high-temperature, in December, is 24.1°C (75.4°F), while the average low-temperature is 13.9°C (57°F).

What is the average humidity in December in Nairobi?

In Nairobi, the average relative humidity in December is 78%.

How many days does it rain in December in Nairobi?

In Nairobi, Kenya, in December, it is raining for 20.1 days, with typically 58mm (2.28") of accumulated precipitation.

When are the longest days in Nairobi?

January, February, November and December, with an average of 12.2h of daylight, are months with the longest days in Nairobi.

How many hours of daylight does Nairobi have in December?

In December, the average length of the day in Nairobi is 12.2h.

How long on average sun shines in December in Nairobi?

In December, the average sunshine in Nairobi is 9.1h.

What is the month with the lowest UV index in Nairobi?

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

What is the UV index reading in December in Nairobi?

The average daily maximum UV index in December in Nairobi, Kenya, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in December - Nairobi, Kenya
  • Average high temperature in December: 24.1°C

The warmest month (with the highest average high temperature) is February (27°C).
The month with the lowest average high temperature is June (22.4°C).

  • Average low temperature in December: 13.9°C

The month with the highest average low temperature is April (15.6°C).
The coldest month (with the lowest average low temperature) is July (12.7°C).

Average humidity in December - Nairobi, Kenya
  • Average humidity in December: 78%

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

Average rainfall in December - Nairobi, Kenya
  • Average rainfall in December: 58mm

The wettest month (with the highest rainfall) is April (125mm).
The driest month (with the lowest rainfall) is January (28mm).

Average rainfall days in December - Nairobi, Kenya
  • Average rainfall days in December: 20.1 days

The month with the highest number of rainy days is May (27.7 days).
The month with the lowest number of rainy days is January (12.3 days).

Average daylight in December / Average sunshine in December - Nairobi, Kenya
  • Average daylight in December: 12.2h

Months with the longest days are January, February, November and December (Average daylight: 12.2h).
The month with shortest days is June (Average daylight: 12h).

  • Average sunshine in December: 9.1h

Months with most sunshine are January and February (Average sunshine: 9.6h).
Months with least sunshine are April and May (Average sunshine: 8.5).

Average UV index in December - Nairobi, Kenya
  • Average UV index in December: 5

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