May weather forecast
Biri, Cameroon

May

Weather in May

May, the last month of the spring in Biri, is also a sweltering month, with temperature in the range of an average low of 25.8°C (78.4°F) and an average high of 35.9°C (96.6°F).

Temperature

May brings a marginal elevation to a still fiery hot 35.9°C (96.6°F) from April's 38.7°C (101.7°F) in Biri's average high-temperatures. During the month of May, an average low-temperature of 25.8°C (78.4°F) is recorded.

Heat index

The average heat index in May is appraised at a blisteringly hot 42°C (107.6°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in May is 47%.

Rainfall

In May, the rain falls for 14.3 days. Throughout May, 63mm (2.48") of precipitation is accumulated. In Biri, during the entire year, the rain falls for 139.5 days and collects up to 730mm (28.74") of precipitation.

Daylight

The average length of the day in May is 12h and 35min.
On the first day of the month, sunrise is at 05:48 and sunset at 18:18. On the last day of May, sunrise is at 05:43 and sunset at 18:24 WAT.

Sunshine

The month with the most sunshine is May, with an average of 11.7h of sunshine.

UV index

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

How hot is it in May?
An average high-temperature, in May, in Biri, is 35.9°C (96.6°F) and the average low-temperature is 25.8°C (78.4°F). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 42°C (107.6°F).
What is the average humidity in May?
In Biri, the average relative humidity in May is 47%.
How many days does it rain in May?
In Biri, in May, it is raining for 14.3 days, with typically 63mm (2.48") of accumulated precipitation.
How many hours of daylight does Biri have in May?
In May, the average day length is 12h and 35min.
When is the sunrise / sunset in May?
On the first day of May, sunrise is at 05:48 and sunset at 18:18. On the last day of the month, sunrise is at 05:43 and sunset at 18:24 WAT.
What month has the most sunshine?
The month with the most sunshine is May, with an average of 11.7h of sunshine.
How long on average sun shines in May in Biri?
In May, the average sunshine duration is 11.7h.
What is the UV index reading in May?
In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Biri, Cameroon
Average temperature in May
Biri, Cameroon
  • Average high temperature in May: 35.9°C

The warmest month (with the highest average high temperature) is March (38.8°C).
The month with the lowest average high temperature is August (28.2°C).

  • Average low temperature in May: 25.8°C

The month with the highest average low temperature is May (25.8°C).
The coldest month (with the lowest average low temperature) is January (16.6°C).

Average pressure in May - Biri, Cameroon
Average pressure in May
Biri, Cameroon
  • Average pressure in May: 1007.9mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is April (1006.6mbar).

Average wind speed in May - Biri, Cameroon
Average wind speed in May
Biri, Cameroon
  • Average wind speed in May: 7.7km/h

The windiest months (with the highest average wind speed) are February and March (8.9km/h).
The calmest month (with the lowest average wind speed) is September (5.2km/h).

Average humidity in May - Biri, Cameroon
Average humidity in May
Biri, Cameroon
  • Average humidity in May: 47%

The month with the highest relative humidity is August (82%).
The months with the lowest relative humidity are February and March (16%).

Average rainfall in May - Biri, Cameroon
Average rainfall in May
Biri, Cameroon
  • Average rainfall in May: 63mm

The wettest month (with the highest rainfall) is August (215mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in May - Biri, Cameroon
Average rainfall days in May
Biri, Cameroon
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is August (29.5 days).
The months with the least rainy days are January, February and December (0 days).

Average daylight in May / Average sunshine in May - Biri, Cameroon
Average daylight in May /
Average sunshine in May
Biri, Cameroon
  • Average daylight in May: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in May: 11h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).

Average sunshine days in May - Biri, Cameroon
Average sunshine days in May
Biri, Cameroon
  • Average sunshine days in May: 13.2 days

The months with the most sunshine days are January and December (31 days).
The month with the least sunshine days is August (1 days).

Average UV index in May - Biri, Cameroon
Average UV index in May
Biri, Cameroon
  • Average UV index in May: 7

The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are July, August and December (UV index 6).

Average cloud cover in May - Biri, Cameroon
Average cloud cover in May
Biri, Cameroon
  • Average cloud cover in May: 20

The month with the most cloud cover is August (Cloud cover 48).
The months with the least cloud cover are January and December (Cloud cover 1).

Average visibility in May - Biri, Cameroon
Average visibility in May
Biri, Cameroon
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The month with the lowest visibility is August (8km).

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