May weather forecast
Kailahun, Sierra Leone

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Weather in May

The damp weather continues into May, but the rainfall reaches a new high of 166mm (6.54"). Climatic conditions are characterized by a distinct chill in the atmosphere, making a stark contrast to the past warm months. Although the city experiences less sunshine, daylight hours stretch out noticeably longer. The ramifications of the wet season continue to rule, with increased humidity causing muggy and overcast skies. However, the city manages to retain its charm, thanks to the blend of rain and warmth.

Temperature

Kailahun marks the onset of May with an average high-temperature of a still tropical 32.1°C (89.8°F), subtly divergent from April's 34.8°C (94.6°F). Throughout May, Kailahun witnesses a consistent average low-temperature of 21.9°C (71.4°F).

Heat index

May's heat index is computed to be a life-threatening hot 47°C (116.6°F). Remain cautious: Heat cramps along with heat exhaustion are foreseeable. Ongoing activity may precipitate heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The average relative humidity in May is 84%.

Rainfall

In Kailahun, during May, the rain falls for 28.8 days and regularly aggregates up to 166mm (6.54") of precipitation. In Kailahun, during the entire year, the rain falls for 252.4 days and collects up to 1704mm (67.09") of precipitation.

Daylight

The average length of the day in May is 12h and 30min.
On the first day of May in Kailahun, Sierra Leone, sunrise is at 06:26 and sunset at 18:52. On the last day of the month, sunrise is at 06:22 and sunset at 18:57 GMT.

Sunshine

In May, the average sunshine is 7.1h.

UV index

In Kailahun, Sierra Leone, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

How hot is it in Kailahun in May?

The high-temperature, in May, in Kailahun, is 32.1°C (89.8°F), while the low-temperature averages to 21.9°C (71.4°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in May is computed to be 47°C (116.6°F).

What is the average humidity in May in Kailahun?

In May, the average relative humidity is 84%.

How much does it rain in Kailahun in May?

In Kailahun, in May, it is raining for 28.8 days, with typically 166mm (6.54") of accumulated precipitation.

What is the average length of the day in May in Kailahun?

The average day length in May in Kailahun, Sierra Leone, is 12h and 30min.

When is the sunrise / sunset in May in Kailahun?

In May, on the first day of the month, sunrise is at 06:26 and sunset at 18:52. On the last day of the month, in Kailahun, sunrise is at 06:22 and sunset at 18:57 GMT.

How long on average sun shines in May in Kailahun?

The average sunshine duration in May in Kailahun is 7.1h.

What is the UV index reading in May in Kailahun?

The average daily maximum UV index in May in Kailahun is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Kailahun, Sierra Leone

Average temperature in May - Kailahun, Sierra Leone
  • Average high temperature in May: 32.1°C

The warmest month (with the highest average high temperature) is March (36.1°C).
The month with the lowest average high temperature is August (26.1°C).

  • Average low temperature in May: 21.9°C

The month with the highest average low temperature is April (22.1°C).
The coldest month (with the lowest average low temperature) is December (17.5°C).

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Average pressure in May
Kailahun, Sierra Leone

Average pressure in May - Kailahun, Sierra Leone
  • Average pressure in May: 1012.1mbar

The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is March (1010.6mbar).

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Average wind speed in May
Kailahun, Sierra Leone

Average wind speed in May - Kailahun, Sierra Leone
  • Average wind speed in May: 4.9km/h

The windiest month (with the highest average wind speed) is April (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.3km/h).

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Average humidity in May
Kailahun, Sierra Leone

Average humidity in May - Kailahun, Sierra Leone
  • Average humidity in May: 84%

The month with the highest relative humidity is August (94%).
The month with the lowest relative humidity is January (49%).

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Average rainfall in May
Kailahun, Sierra Leone

Average rainfall in May - Kailahun, Sierra Leone
  • Average rainfall in May: 166mm

The wettest month (with the highest rainfall) is August (319mm).
The driest month (with the least rainfall) is December (7mm).

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Average rainfall days in May
Kailahun, Sierra Leone

Average rainfall days in May - Kailahun, Sierra Leone
  • Average rainfall days in May: 28.8 days

The month with the highest number of rainy days is August (30.8 days).
The months with the least rainy days are January and December (3.3 days).

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Average daylight in May /
Average sunshine in May
Kailahun, Sierra Leone

Average daylight in May / Average sunshine in May - Kailahun, Sierra Leone
  • Average daylight in May: 12h and 3min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in May: 7h and 1min

The month with the most sunshine is January (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 0min).

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Average sunshine days in May
Kailahun, Sierra Leone

Average sunshine days in May - Kailahun, Sierra Leone
  • Average sunshine days in May: 0.6 days

The month with the most sunshine days is January (26.1 days).
The month with the least sunshine days is September (0 days).

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Average UV index in May
Kailahun, Sierra Leone

Average UV index in May - Kailahun, Sierra Leone
  • Average UV index in May: 6

The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are June, July, August and October (UV index 5).

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Average cloud cover in May
Kailahun, Sierra Leone

Average cloud cover in May - Kailahun, Sierra Leone
  • Average cloud cover in May: 62

The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 13).

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Average visibility in May
Kailahun, Sierra Leone

Average visibility in May - Kailahun, Sierra Leone
  • Average visibility in May: 7km

The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are August and September (5km).

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Kailahun, Sierra Leone

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