Grand Forks
North Dakota, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Grand Forks, ND

The aerial view of the grand University of North Dakota located in Grand Forks, North Dakota, as well as its environs of green tree scene and many roads
The aerial view of the grand University of North Dakota located in Grand Forks, North Dakota, as well as its environs of green tree scene and many roads
May, the last month of the spring, in Grand Forks, is a pleasant month, with average temperature varying between 68°F (20°C) and 41.5°F (5.3°C).

Temperature

In Grand Forks, North Dakota, the average high-temperature increases, from a fresh 54°F (12.2°C) in April, to a pleasant 68°F (20°C). In Grand Forks, North Dakota, in May, the average low-temperature is 41.5°F (5.3°C).

Rainfall

In Grand Forks, in May, it is raining for 10.6 days, with typically 2.7" (68.1mm) of accumulated precipitation. In Grand Forks, North Dakota, during the entire year, the rain falls for 103.3 days and collects up to 20.8" (528.7mm) of precipitation.

Snowfall

Months with snowfall in Grand Forks are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, Grand Forks aggregates 0.1" (2.5mm) of snow. Throughout the year, there are 42.2 snowfall days, and 47.8" (1214.1mm) of snow is accumulated.

Daylight

The average length of the day in May in Grand Forks is 15.2h.

What is the temperature in May in Grand Forks?

In Grand Forks, in May, the average high-temperature is 68°F (20°C), and the average low-temperature is 41.5°F (5.3°C).

How many days does it rain in May in Grand Forks?

In Grand Forks, North Dakota, in May, during 10.6 rainfall days, 2.7" (68.1mm) of precipitation is typically accumulated.

What is the last month it snows in Grand Forks?

May is the last month it regularly snows in Grand Forks. During 0.2 snowfall days, in May, Grand Forks aggregates 0.1" (2.5mm) of snow.

What is the average length of the day in May in Grand Forks?

In Grand Forks, the average length of the day in May is 15.2h.
Average temperature in May - Grand Forks, ND
  • Average high temperature in May: 68°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (16.5°F).

  • Average low temperature in May: 41.5°F

The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (-3.1°F).

Average rainfall in May - Grand Forks, ND
  • Average rainfall in May: 2.7"

The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the lowest rainfall) is February (0.5").

Average rainfall days in May - Grand Forks, ND
  • Average rainfall days in May: 10.6 days

The month with the highest number of rainy days is June (11.6 days).
The month with the lowest number of rainy days is February (6.6 days).

Average snowfall in May - Grand Forks, ND
  • Average snowfall in May: 0.1"

The month with the highest snowfall is January (11.2").
Months with the lowest snowfall are June, July, August and September (0").

Average snowfall days in May - Grand Forks, ND
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (10.6 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in May - Grand Forks, ND
  • Average daylight in May: 15.2h

The month with the longest days is June (Average daylight: 16h).
The month with shortest days is December (Average daylight: 8.5h).