May weather forecastNairobi, Kenya

A small lake in Uhuru Park within the city of Nairobi, Kenya

May

Weather in May

In the aftermath of April's heavy showers, the month of May displays dampened spirits with a relative decrease in rainfall. Residents and visitors of Nairobi receive respite from rains, though humidity levels remain high. The temperature also sees a fall, settling into the twenties. Unlike the prior month's intense rainfall, the precipitation in May dips to 83mm (3.27"), occurring relatively lesser over 27.7 days. Therefore, despite being placed within the long rain season, May offers a breather before the city steps into the dry seasons of the forthcoming months.

Temperature

May's arrival registers an average high-temperature of an agreeable 22.9°C (73.2°F), closely aligning with the temperature of the previous month. Nairobi, during the month of May, experiences an average low-temperature of 14.2°C (57.6°F).

Humidity

May is the most humid month in Nairobi, with an average relative humidity of 84%.

Rainfall

In Nairobi, Kenya, during May, the rain falls for 27.7 days and regularly aggregates up to 83mm (3.27") of precipitation. Throughout the year, in Nairobi, there are 241.5 rainfall days, and 676mm (26.61") of precipitation is accumulated.

Daylight

In May, the average length of the day is 12h and 4min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:31. On the last day of May, sunrise is at 06:28 and sunset at 18:32 EAT.

Sunshine

April and May, with an average of 8.5h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January through August, October through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

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

Frequently asked questions

In May, the average high-temperature and low-temperature are 22.9°C (73.2°F) and 14.2°C (57.6°F) respectively. In February, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 28°C (82.4°F).

The most humid month is May, with an average relative humidity of 84%.

In May, the average relative humidity is 84%.

In May, in Nairobi, the rain falls for 27.7 days. Throughout May, 83mm (3.27") of precipitation is accumulated.

The average day length in May is 12h and 4min.

In May, on the first day of the month, sunrise is at 06:27 and sunset at 18:31. On the last day of the month, in Nairobi, Kenya, sunrise is at 06:28 and sunset at 18:32 EAT.

April and May, with an average of 8.5h of sunshine, are months with the least sunshine in Nairobi, Kenya.

In May, the average sunshine duration is 8.5h.

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

In Nairobi, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

24.7°C

22.9°C

22.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.6km/h

7.9km/h

7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

1.9

2.2

4.5

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Nairobi, Kenya

Average high temperature in May: 22.9°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 May: 14.2°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 pressure in May
Nairobi, Kenya

Average pressure in May: 1015.5mbar

The month with the highest atmospheric pressure is July (1016.8mbar).
The months with the lowest atmospheric pressure are February and March (1013.4mbar).

Average wind speed in May
Nairobi, Kenya

Average wind speed in May: 7km/h

The windiest month (with the highest average wind speed) is February (11.8km/h).
The calmest month (with the lowest average wind speed) is June (6.1km/h).

Average humidity in May
Nairobi, Kenya

Average humidity in May: 84%

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

Average rainfall in May
Nairobi, Kenya

Average rainfall in May: 83mm

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

Average rainfall days in May
Nairobi, Kenya

Average rainfall days in May: 27.7 days

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

Average daylight in May /
Average sunshine in May
Nairobi, Kenya

Average daylight in May: 12h and 6min

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 May: 8h and 30min

The months with the most sunshine are January and February (Average sunshine: 9h and 36min).
The months with the least sunshine are April and May (Average sunshine: 8h and 30min).

Average sunshine days in May
Nairobi, Kenya

Average sunshine days in May: 2.2 days

The month with the most sunshine days is January (15.3 days).
The month with the least sunshine days is April (1.9 days).

Average UV index in May
Nairobi, Kenya

Average UV index in May: 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).