May weather forecast and climate
Asmara, Eritrea

A golden appearance of Asmara, the capital of Eritrea, viewed from above
A golden appearance of Asmara, the capital of Eritrea, viewed from above
The last month of the spring, May, is another warm month in Asmara, Eritrea, with average temperature varying between 29.4°C (84.9°F) and 19.9°C (67.8°F).

Temperature

In Asmara, the average high-temperature in May is essentially the same as in April - a still moderately hot 29.4°C (84.9°F). In Asmara, in May, the average low-temperature is 19.9°C (67.8°F).

Heat index

In May, the average heat index is estimated at 29.1°C (84.4°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, metabolic differences, wind, and pregnancy affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Asmara, Eritrea, the average relative humidity is 41%.

Rainfall

In Asmara, during 11.2 rainfall days, 75mm (2.95") of precipitation is typically accumulated. Throughout the year, there are 145.2 rainfall days, and 658mm (25.91") of precipitation is accumulated.

Daylight

In May, the average length of the day is 12.8h.

Sunshine

In May, the average sunshine is 11.6h.

UV index

With an average maximum UV index of 7, May is the month with the highest UV index in Asmara. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in May in Asmara?

In May, the average high-temperature is 29.4°C (84.9°F), and the average low-temperature is 19.9°C (67.8°F). In May, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines both air temperature and relative humidity, is estimated at 29.1°C (84.4°F).

What is the average humidity in May in Asmara?

The average relative humidity in May in Asmara, Eritrea, is 41%.

How much does it rain in Asmara in May?

In Asmara, in May, during 11.2 rainfall days, 75mm (2.95") of precipitation is typically accumulated.

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

In Asmara, the average length of the day in May is 12.8h.

How many hours of sunshine does Asmara have in May?

In May, the average sunshine in Asmara is 11.6h.

When is the highest UV index in Asmara?

May is the month with the highest UV index, with an average maximum UV index of 7.

What is the UV index reading in May in Asmara?

In Asmara, Eritrea, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in May - Asmara, Eritrea
  • Average high temperature in May: 29.4°C

The warmest month (with the highest average high temperature) is June (30.5°C).
The month with the lowest average high temperature is December (23.1°C).

  • Average low temperature in May: 19.9°C

The month with the highest average low temperature is June (21.1°C).
The coldest month (with the lowest average low temperature) is January (14°C).

Average pressure in May - Asmara, Eritrea
  • Average pressure in May: 1009.5mbar

The month with the highest atmospheric pressure is January (1013.8mbar).
The month with the lowest atmospheric pressure is June (1008.9mbar).

Average wind speed in May - Asmara, Eritrea
  • Average wind speed in May: 8.3km/h

The windiest month (with the highest average wind speed) is July (11.1km/h).
The calmest month (with the lowest average wind speed) is November (7.7km/h).

Average humidity in May - Asmara, Eritrea
  • Average humidity in May: 41%

The month with the highest relative humidity is December (63%).
The month with the lowest relative humidity is June (36%).

Average rainfall in May - Asmara, Eritrea
  • Average rainfall in May: 75mm

The wettest month (with the highest rainfall) is July (150mm).
The driest month (with the least rainfall) is January (9mm).

Average rainfall days in May - Asmara, Eritrea
  • Average rainfall days in May: 11.2 days

The month with the highest number of rainy days is July (26.8 days).
The month with the least rainy days is February (5.6 days).

Average daylight in May / Average sunshine in May - Asmara, Eritrea
  • Average daylight in May: 12.8h

The month with the longest days is June (Average daylight: 13h).
The month with the shortest days is December (Average daylight: 11.2h).

  • Average sunshine in May: 11.6h

The month with the most sunshine is June (Average sunshine: 12h).
The month with the least sunshine is November (Average sunshine: 7.4h).

Average sunshine days in May - Asmara, Eritrea
  • Average sunshine days in May: 16.8 days

The month with the most sunshine days is January (22.1 days).
Months with the least sunshine days are July and August (1.7 days).

Average UV index in May - Asmara, Eritrea
  • Average UV index in May: 7

The month with the highest UV index is May (UV index 7).
Months with the lowest UV index are January, November and December (UV index 5).

Average visibility in May - Asmara, Eritrea
  • Average visibility in May: 10km

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