Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Uummannaq, Greenland

Mayo, the last month of the spring, in Uummannaq, is a wintry month, with temperature in the range of an average high of 2°C (35.6°F) and an average low of -4°C (24.8°F).


In Mayo, the average high-temperature significantly increases, from a subzero cold -8°C (17.6°F) in Abril, to a cold 2°C (35.6°F). In Mayo, the average low-temperature is -4°C (24.8°F).


In Uummannaq, 10mm (0.39") of precipitation is typically accumulated. Throughout the year, 198mm (7.8") of rain is accumulated.

Sea temperature

In Mayo, the average sea temperature is -0.6°C (30.9°F).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.


The average length of the day in Mayo is 22.8h.

What is the temperature in Mayo in Uummannaq?

In Uummannaq, in Mayo, the average high-temperature is 2°C (35.6°F), and the average low-temperature is -4°C (24.8°F).

How much does it rain in Uummannaq in Mayo?

During Mayo, Uummannaq regularly aggregates up to 10mm (0.39") of precipitation.

How cold is the water in Mayo in Uummannaq?

In Uummannaq, Greenland, in Mayo, the average water temperature is -0.6°C (30.9°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.

How many hours of daylight does Uummannaq have in Mayo?

In Mayo, the average length of the day in Uummannaq, Greenland, is 22.8h.
Average temperature in May - Uummannaq, Greenland
  • Average high temperature in May: 2°C

The warmest month (with the highest average high temperature) is July (11°C).
The month with the lowest average high temperature is February (-12°C).

  • Average low temperature in May: -4°C

Months with the highest average low temperature are July and August (5°C).
Coldest months (with the lowest average low temperature) are February and March (-17°C).

Average rainfall in May - Uummannaq, Greenland
  • Average rainfall in May: 10mm

Wettest months (with the highest rainfall) are November and December (30mm).
The driest month (with the lowest rainfall) is June (8mm).

Average sea temperature in May - Uummannaq, Greenland
  • Average sea temperature in May: -0.6°C

The best month for swimming (with the highest average sea temperature) is September (3.3°C).
The coldest month (with the lowest average sea temperature) is February (-1.5°C).

Average daylight in May - Uummannaq, Greenland
  • Average daylight in May: 22.8h

The month with the longest days is June (Average daylight: 24h).
The month with shortest days is December (Average daylight: 0h).