May weather forecastSumba, Faroe Islands

May

Weather in May

May ushers in a period of smooth transition, with the temperature steadily climbing up to 8.5°C (47.3°F). The weather in May is marked by more sunshine and reasonably pleasant daytime temperatures. The fog clears up considerably, and the humidity decreases, leading to clear skies. The dwindling downpour leaves behind slightly wet terrain, perfect for blooming flora. Increased visibility makes May an excellent time for outdoor explorations.

Temperature

Sumba's shift into May sets the average high-temperature at a still chilly 8.5°C (47.3°F), a figure that deviates only slightly from April's 7.7°C (45.9°F). During the nights of May, Sumba maintains an almost steady temperature with an average low of 6.8°C (44.2°F).

Humidity

In May, the average relative humidity is 81%.

Rainfall

In May, the rain falls for 19.3 days. Throughout May, 46mm (1.81") of precipitation is accumulated. Throughout the year, there are 242.9 rainfall days, and 709mm (27.91") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September, November and December. May is the last month it regularly snows. During 1.2 snowfall days, in May, Sumba aggregates 6mm (0.24") of snow. In Sumba, during the entire year, snow falls for 10.9 days and aggregates up to 50mm (1.97") of snow.

Daylight

The average length of the day in May is 17h and 34min.
On the first day of the month, sunrise is at 05:14 and sunset at 21:33. On the last day of May, sunrise is at 04:01 and sunset at 22:48 WEST.

Sunshine

In May, the average sunshine is 6.8h.

UV index

May through October, with an average maximum UV index of 3, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 3 in May translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

An average high-temperature, in May, in Sumba, is 8.5°C (47.3°F) and the average low-temperature is 6.8°C (44.2°F).

The average relative humidity in May is 81%.

In Sumba, in May, during 19.3 rainfall days, 46mm (1.81") of precipitation is typically accumulated.

May is the last month it regularly snows in Sumba. During 1.2 snowfall days, in May, Sumba aggregates 6mm (0.24") of snow.

In May, the average day length is 17h and 34min.

In May, on the first day of the month, sunrise is at 05:14 and sunset at 21:33. On the last day of the month, sunrise is at 04:01 and sunset at 22:48 WEST.

In May, the average sunshine duration is 6.8h.

The months with the highest UV index are May through October, with an average maximum UV index of 3.

In May, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sumba, Faroe Islands

  • Average high temperature in May: 8.5°C

The warmest month (with the highest average high temperature) is August (12°C).
The month with the lowest average high temperature is March (7.1°C).

  • Average low temperature in May: 6.8°C

The month with the highest average low temperature is August (10.8°C).
The coldest month (with the lowest average low temperature) is March (5°C).

Average pressure in May
Sumba, Faroe Islands

  • Average pressure in May: 1013.5mbar

The month with the highest atmospheric pressure is June (1014.3mbar).
The month with the lowest atmospheric pressure is December (1000.3mbar).

Average wind speed in May
Sumba, Faroe Islands

  • Average wind speed in May: 27.6km/h

The windiest month (with the highest average wind speed) is January (40.6km/h).
The calmest month (with the lowest average wind speed) is June (23.6km/h).

Average humidity in May
Sumba, Faroe Islands

  • Average humidity in May: 81%

The month with the highest relative humidity is July (89%).
The months with the lowest relative humidity are January, February and December (75%).

Average rainfall in May
Sumba, Faroe Islands

  • Average rainfall in May: 46mm

The wettest month (with the highest rainfall) is December (97mm).
The driest month (with the least rainfall) is June (28mm).

Average rainfall days in May
Sumba, Faroe Islands

  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is November (24.1 days).
The month with the least rainy days is June (13.8 days).

Average snowfall in May
Sumba, Faroe Islands

  • Average snowfall in May: 6mm

The month with the highest snowfall is March (15mm).
The months with the least snowfall are June, July, August and October (0mm).

Average snowfall days in May
Sumba, Faroe Islands

  • Average snowfall days in May: 1.2 days

The month with the highest number of snowfall days is March (2.6 days).
The months with the least snowfall days are June, July, August and October (0 days).

Average daylight in May /
Average sunshine in May
Sumba, Faroe Islands

  • Average daylight in May: 17h and 36min

The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 36min).

  • Average sunshine in May: 6h and 48min

The month with the most sunshine is June (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in May
Sumba, Faroe Islands

  • Average sunshine days in May: 7.8 days

The month with the most sunshine days is June (13 days).
The month with the least sunshine days is December (3.5 days).

Average UV index in May
Sumba, Faroe Islands

  • Average UV index in May: 3

The months with the highest UV index are May, June, July, August, September and October (UV index 3).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).

Average cloud cover in May
Sumba, Faroe Islands

  • Average cloud cover in May: 63

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 62).

Average visibility in May
Sumba, Faroe Islands

  • Average visibility in May: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).