May weather forecast
Umm Lajj, Saudi Arabia

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Weather in May

May in Umm Lajj witnesses a marked shift as summer begins to unfurl in earnest. The weather conditions become notably arid, with declining rainfalls and higher temperatures, signifying a transition from spring to summer. Average daylight hours expand to 13.4, providing ample time for beach excursions and outdoor activities in the sun. Humidity starts decreasing as temperatures rise and rainfall abates. May's high temperature soars to a blistering 34.9°C (94.8°F), signaling summer's onset and the heatwave to follow in the subsequent months.

Temperature

May sees a marginal temperature increase, moving from a hot 31.3°C (88.3°F) in April to a still tropical 34.9°C (94.8°F). An average low-temperature of 27.5°C (81.5°F) is noted in Umm Lajj during the month of May.

Humidity

In May, the average relative humidity is 39%.

Rainfall

May is the last month it rains in Umm Lajj. During 1.3 rainfall days, in May, Umm Lajj aggregates 2mm (0.08") of precipitation. Throughout the year, there are 17 rainfall days, and 47mm (1.85") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature in Umm Lajj, Saudi Arabia, is 26.3°C (79.3°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as excellent and extremely agreeable for enduring enjoyment in water activities.

Daylight

In Umm Lajj, Saudi Arabia, the average length of the day in May is 13h and 22min.
On the first day of May in Umm Lajj, sunrise is at 05:54 and sunset at 19:01. On the last day of the month, sunrise is at 05:41 and sunset at 19:16 +03.

Sunshine

In May, the average sunshine is 12.1h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 8 during May translates into the following directions:
Ensure you act responsibly. Without precautions, skin and eyes can suffer. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. 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. Caution! Sand and water reflections can notably increase the UV radiation intensity.

Frequently asked questions

How hot does it get in Umm Lajj in May?

During May, Umm Lajj experiences an average high-temperature of 34.9°C (94.8°F) and a low-temperature of 27.5°C (81.5°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in April is appraised at 32°C (89.6°F).

What is the average humidity in May in Umm Lajj?

In Umm Lajj, Saudi Arabia, the average relative humidity in May is 39%.

What is the last month it rains in Umm Lajj?

May is the last month it rains. During 1.3 rainfall days, in May, Umm Lajj aggregates 2mm (0.08") of precipitation.

How warm is the water in May in Umm Lajj?

In Umm Lajj, Saudi Arabia, in May, the average water temperature is 26.3°C (79.3°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in May in Umm Lajj?

The average day length in May in Umm Lajj is 13h and 22min.

When are sunrise and sunset in May in Umm Lajj?

On the first day of May in Umm Lajj, Saudi Arabia, sunrise is at 05:54 and sunset at 19:01. On the last day of the month, sunrise is at 05:41 and sunset at 19:16 +03.

How many hours of sunshine does Umm Lajj have in May?

The average sunshine duration in May in Umm Lajj is 12.1h.

What are the months with the highest UV index in Umm Lajj?

The months with the highest UV index in Umm Lajj are May through September, with an average maximum UV index of 8.

What is the UV index reading in May in Umm Lajj?

In May, the average daily maximum UV index in Umm Lajj, Saudi Arabia, is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in May
Umm Lajj, Saudi Arabia

Average temperature in May - Umm Lajj, Saudi Arabia
  • Average high temperature in May: 34.9°C

The warmest month (with the highest average high temperature) is August (37.6°C).
The month with the lowest average high temperature is January (25.3°C).

  • Average low temperature in May: 27.5°C

The month with the highest average low temperature is August (30.5°C).
The coldest month (with the lowest average low temperature) is January (19.4°C).

Average pressure in May
Umm Lajj, Saudi Arabia

Average pressure in May - Umm Lajj, Saudi Arabia
  • Average pressure in May: 1007.9mbar

The month with the highest atmospheric pressure is January (1015.8mbar).
The month with the lowest atmospheric pressure is July (1003.4mbar).

Average wind speed in May
Umm Lajj, Saudi Arabia

Average wind speed in May - Umm Lajj, Saudi Arabia
  • Average wind speed in May: 14.4km/h

The windiest month (with the highest average wind speed) is June (17.1km/h).
The calmest months (with the lowest average wind speed) are October and November (12km/h).

Average humidity in May
Umm Lajj, Saudi Arabia

Average humidity in May - Umm Lajj, Saudi Arabia
  • Average humidity in May: 39%

The months with the highest relative humidity are October and November (47%).
The month with the lowest relative humidity is June (36%).

Average rainfall in May
Umm Lajj, Saudi Arabia

Average rainfall in May - Umm Lajj, Saudi Arabia
  • Average rainfall in May: 2mm

The wettest month (with the highest rainfall) is November (17mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).

Average rainfall days in May
Umm Lajj, Saudi Arabia

Average rainfall days in May - Umm Lajj, Saudi Arabia
  • Average rainfall days in May: 1.3 days

The month with the highest number of rainy days is April (2.9 days).
The month with the least rainy days is September (0.2 days).

Average sea temperature in May
Umm Lajj, Saudi Arabia

Average sea temperature in May - Umm Lajj, Saudi Arabia
  • Average sea temperature in May: 26.3°C

The best month for swimming (with the highest average sea temperature) is August (30.7°C).
The coldest month (with the lowest average sea temperature) is February (23.8°C).

Average daylight in May /
Average sunshine in May
Umm Lajj, Saudi Arabia

Average daylight in May / Average sunshine in May - Umm Lajj, Saudi Arabia
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in May: 12h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 18min).
The months with the least sunshine are November and December (Average sunshine: 7h and 36min).

Average sunshine days in May
Umm Lajj, Saudi Arabia

Average sunshine days in May - Umm Lajj, Saudi Arabia
  • Average sunshine days in May: 28.8 days

The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is November (26.6 days).

Average UV index in May
Umm Lajj, Saudi Arabia

Average UV index in May - Umm Lajj, Saudi Arabia
  • Average UV index in May: 8

The months with the highest UV index are May, June, July, August and September (UV index 8).
The months with the lowest UV index are January, November and December (UV index 6).

Average cloud cover in May
Umm Lajj, Saudi Arabia

Average cloud cover in May - Umm Lajj, Saudi Arabia
  • Average cloud cover in May: 7

The month with the most cloud cover is August (Cloud cover 11).
The month with the least cloud cover is June (Cloud cover 3).

Average visibility in May
Umm Lajj, Saudi Arabia

Average visibility in May - Umm Lajj, Saudi Arabia
  • 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).

Umm Lajj, Saudi Arabia

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