Nuuk
Greenland
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Nuuk, Greenland

A sunny winter day in Nuuk city, Greenland with snow cover, and a river and snowy mountains in the distance
A sunny winter day in Nuuk city, Greenland with snow cover, and a river and snowy mountains in the distance
May, the last month of the spring, in Nuuk, is a cold month, with temperature in the range of an average low of -1.7°C (28.9°F) and an average high of 3.1°C (37.6°F).

Temperature

In Nuuk, Greenland, the average high-temperature in May marginally rises, from a subzero cold -1.2°C (29.8°F) in April, to a cold 3.1°C (37.6°F). The average low-temperature, is -1.7°C (28.9°F).

Rainfall

In Nuuk, it is raining for 13 days, with typically 55mm (2.2") of accumulated precipitation. Throughout the year, in Nuuk, there are 159.6 rainfall days, and 752mm (29.6") of precipitation is accumulated.

Snowfall

January through December are months with snowfall.

Sea temperature

In Nuuk, the average seawater temperature is 0.2°C (32.4°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Nuuk, the average length of the day in May is 18.5h.

Sunshine

In Nuuk, the average sunshine in May is 6h.

UV index

The average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
In May, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in May in Nuuk?

In Nuuk, Greenland, in May, the average high-temperature is 3.1°C (37.6°F), and the average low-temperature is -1.7°C (28.9°F).

How much does it rain in Nuuk in May?

In May, in Nuuk, the rain falls for 13 days. Throughout May, 55mm (2.2") of precipitation is accumulated.

How many days does it snow in May in Nuuk?

In May, in Nuuk, snow falls for 9.4 days.

How cold is the water in May in Nuuk?

In Nuuk, in May, the average water temperature is 0.2°C (32.4°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Nuuk have in May?

The average length of the day in May in Nuuk is 18.5h.

How long on average sun shines in May in Nuuk?

In May, the average sunshine is 6h.

What is the UV index intensity in May in Nuuk?

In May, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in May - Nuuk, Greenland
  • Average high temperature in May: 3.1°C

The warmest month (with the highest average high temperature) is July (9.9°C).
The month with the lowest average high temperature is March (-5.1°C).

  • Average low temperature in May: -1.7°C

Months with the highest average low temperature are July and August (3.5°C).
Coldest months (with the lowest average low temperature) are February and March (-10.7°C).

Average rainfall in May - Nuuk, Greenland
  • Average rainfall in May: 55mm

The wettest month (with the highest rainfall) is September (89mm).
The driest month (with the lowest rainfall) is January (40mm).

Average rainfall days in May - Nuuk, Greenland
  • Average rainfall days in May: 13 days

The month with the highest number of rainy days is March (15.1 days).
The month with the lowest number of rainy days is June (10.5 days).

Average snowfall days in May - Nuuk, Greenland
  • Average snowfall days in May: 9.4 days

The month with the highest number of snowfall days is March (14.5 days).
The month with the lowest number of snowfall days is July (0.1 days).

Average sea temperature in May - Nuuk, Greenland
  • Average sea temperature in May: 0.2°C

The best month for swimming (with the highest average sea temperature) is August (4.1°C).
The coldest month (with the lowest average sea temperature) is February (-0.9°C).

Average daylight in May / Average sunshine in May - Nuuk, Greenland
  • Average daylight in May: 18.5h

The month with the longest days is June (Average daylight: 20.9h).
The month with shortest days is December (Average daylight: 4.4h).

  • Average sunshine in May: 6h

The month with most sunshine is April (Average sunshine: 8h).
Months with least sunshine are January, November and December (Average sunshine: 1).

Average UV index in May - Nuuk, Greenland
  • Average UV index in May: 3

Months with the highest UV index are June and July (UV index 4).
Months with the lowest UV index are January, February, November and December (UV index 0).