May weather forecast
Atar, Mauritania

May

Weather in May

With May comes a notable shift in Atar's weather dynamics, presenting the advent of the first minor rainfall. The city records 3mm (0.12") of rainfall, ending the persistent dry season that dominated the first quarter of the year. However, temperatures continue to rise, leading to hot and humid conditions. Although the city experiences its highest UV index of the year, the increase in cloud coverage provides slight relief. The wind speed also rises compared to April, introducing a slight breeze to the intense heat.

Temperature

Atar in May experiences a slight uptick in the average high-temperature, adjusting from April's 35.1°C (95.2°F) to a still sweltering 38.3°C (100.9°F). Atar logs a substantial downturn to a warm 25.3°C (77.5°F) during May nights, a considerable shift from daytime highs.

Humidity

The least humid month is May, with an average relative humidity of 17%.

Rainfall

May through December are months with rainfall in Atar. May is the first month it rains in Atar. Throughout May, in the average 1.8 rainfall days, it receives 3mm (0.12") of precipitation. In Atar, during the entire year, the rain falls for 25.2 days and collects up to 39mm (1.54") of precipitation.

Daylight

In May, the average length of the day is 13h and 7min.
On the first day of the month, sunrise is at 06:21 and sunset at 19:16. On the last day of May, in Atar, sunrise is at 06:11 and sunset at 19:28 GMT.

Sunshine

The months with the most sunshine in Atar, Mauritania, are May, July and August, with an average of 9.9h of sunshine.

UV index

The average daily maximum UV index in May in Atar is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In May, a regular UV index of 8 translates into these guidelines:
Being unprotected puts skin and eyes at risk of rapid damage. Always be safe. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

How hot is it in Atar in May?
An average high-temperature, in May, in Atar, is 38.3°C (100.9°F) and the average low-temperature is 25.3°C (77.5°F).
What is the least humid month in Atar?
May is the least humid month in Atar, with an average relative humidity of 17%.
What is the average humidity in May in Atar?
The average relative humidity in May is 17%.
When does it start raining in Atar?
May is the first month it rains in Atar, Mauritania. Throughout May, in the average 1.8 rainfall days, it receives 3mm (0.12") of precipitation.
What is the average length of the day in May in Atar?
The average day length in May in Atar is 13h and 7min.
What time are sunrise and sunset in May in Atar?
In May, on the first day of the month, sunrise is at 06:21 and sunset at 19:16. On the last day of the month, in Atar, Mauritania, sunrise is at 06:11 and sunset at 19:28 GMT.
What are the months with the most sunshine in Atar?
May, July and August, with an average of 9.9h of sunshine, are months with the most sunshine in Atar, Mauritania.
How many hours of sunshine does Atar have in May?
In Atar, the average sunshine duration in May is 9.9h.
What is the UV index reading in May in Atar?
In Atar, Mauritania, the average daily maximum UV index in May is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from exposure to Sun's UV rays.
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
Atar, Mauritania
  • Average high temperature in May: 38.3°C

The warmest month (with the highest average high temperature) is July (41.5°C).
The month with the lowest average high temperature is January (26.2°C).

  • Average low temperature in May: 25.3°C

The month with the highest average low temperature is August (29.7°C).
The coldest month (with the lowest average low temperature) is January (14.3°C).

Average pressure in May
Atar, Mauritania
  • Average pressure in May: 1010.8mbar

The month with the highest atmospheric pressure is January (1017.5mbar).
The month with the lowest atmospheric pressure is August (1009.2mbar).

Average wind speed in May
Atar, Mauritania
  • Average wind speed in May: 15.8km/h

The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is November (14.3km/h).

Average humidity in May
Atar, Mauritania
  • Average humidity in May: 17%

The month with the highest relative humidity is August (27%).
The month with the lowest relative humidity is May (17%).

Average rainfall in May
Atar, Mauritania
  • Average rainfall in May: 3mm

The wettest month (with the highest rainfall) is September (11mm).
The driest months (with the least rainfall) are January, February, March and April (0mm).

Average rainfall days in May
Atar, Mauritania
  • Average rainfall days in May: 1.8 days

The month with the highest number of rainy days is September (6.2 days).
The month with the least rainy days is December (0.1 days).

Average daylight in May /
Average sunshine in May
Atar, Mauritania
  • Average daylight in May: 13h and 1min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in May: 9h and 5min

The months with the most sunshine are May, July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 9h and 24min).

Average sunshine days in May
Atar, Mauritania
  • Average sunshine days in May: 28.3 days

The month with the most sunshine days is December (30.9 days).
The month with the least sunshine days is September (22.5 days).

Average UV index in May
Atar, Mauritania
  • Average UV index in May: 8

The month with the highest UV index is June (UV index 9).
The month with the lowest UV index is December (UV index 5).

Average cloud cover in May
Atar, Mauritania
  • Average cloud cover in May: 7

The month with the most cloud cover is September (Cloud cover 14).
The month with the least cloud cover is May (Cloud cover 7).

Average visibility in May
Atar, Mauritania
  • Average visibility in May: 10km

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

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