May weather forecast
Fort Clark, ND

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Weather in May

May, the last month of the spring in Fort Clark, is an enjoyable month, with an average temperature ranging between max 64.2°F (17.9°C) and min 46.4°F (8°C).

Temperature

The transition from April to May brings a temperature rise, with average high-temperatures increasing from a fresh 50.5°F (10.3°C) to a refreshing 64.2°F (17.9°C). Fort Clark experiences an average temperature drop to a frosty 46.4°F (8°C) during May nights.

Humidity

The average relative humidity in May is 61%.

Rainfall

In Fort Clark, during May, the rain falls for 14.2 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Fort Clark, during the entire year, the rain falls for 100.5 days and collects up to 15.2" (386mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.4 snowfall days, in May, Fort Clark aggregates 0.2" (5mm) of snow. Throughout the year, in Fort Clark, there are 72.6 snowfall days, and 21.14" (537mm) of snow is accumulated.

Daylight

In May, the average length of the day is 15h and 7min.
On the first day of May, sunrise is at 6:27 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:32 pm CDT.

Sunshine

In May, the average sunshine is 9.6h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The average high-temperature, in May, in Fort Clark, is 64.2°F (17.9°C), while the average low-temperature is 46.4°F (8°C).

What is the average humidity in May?

In May, the average relative humidity is 61%.

How much does it rain in May?

In May, the rain falls for 14.2 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

What is the last month it snows in Fort Clark?

May is the last month it regularly snows in Fort Clark. During 0.4 snowfall days, in May, Fort Clark aggregates 0.2" (5mm) of snow.

How many hours of daylight does Fort Clark have in May?

In Fort Clark, the average day length in May is 15h and 7min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:27 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:32 pm CDT.

How long on average sun shines in May?

In Fort Clark, the average sunshine duration in May is 9.6h.

How high is the UV index in May?

In Fort Clark, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Fort Clark, ND

Average temperature in May - Fort Clark, ND
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in May: 46.4°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in May
Fort Clark, ND

Average pressure in May - Fort Clark, ND
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in May
Fort Clark, ND

Average wind speed in May - Fort Clark, ND
  • Average wind speed in May: 10.6mph

The windiest months (with the highest average wind speed) are April and October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

Average humidity in May
Fort Clark, ND

Average humidity in May - Fort Clark, ND
  • Average humidity in May: 61%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (55%).

Average rainfall in May
Fort Clark, ND

Average rainfall in May - Fort Clark, ND
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in May
Fort Clark, ND

Average rainfall days in May - Fort Clark, ND
  • Average rainfall days in May: 14.2 days

The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in May
Fort Clark, ND

Average snowfall in May - Fort Clark, ND
  • Average snowfall in May: 0.2"

The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Fort Clark, ND

Average snowfall days in May - Fort Clark, ND
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Fort Clark, ND

Average daylight in May / Average sunshine in May - Fort Clark, ND
  • Average daylight in May: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Fort Clark, ND

Average sunshine days in May - Fort Clark, ND
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (12.8 days).

Average UV index in May
Fort Clark, ND

Average UV index in May - Fort Clark, ND
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
Fort Clark, ND

Average cloud cover in May - Fort Clark, ND
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in May
Fort Clark, ND

Average visibility in May - Fort Clark, ND
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Fort Clark, North Dakota, USA

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