May weather forecast
Coleharbor, ND

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Weather in May

The last month of the spring, May, is an enjoyable month in Coleharbor, North Dakota, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 46.4°F (8°C).

Temperature

In Coleharbor, the onset of May comes with an increased average high-temperature, moving from April's fresh 50°F (10°C) to a refreshing 64.2°F (17.9°C). Throughout May, Coleharbor anticipates an average low-temperature of 46.4°F (8°C).

Humidity

In May, the average relative humidity is 60%.

Rainfall

In Coleharbor, during May, the rain falls for 12.2 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Coleharbor, during the entire year, the rain falls for 95.9 days and collects up to 14.65" (372mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Coleharbor aggregates 0.2" (5mm) of snow. Throughout the year, there are 68 snowfall days, and 18.19" (462mm) of snow is accumulated.

Daylight

The average length of the day in May in Coleharbor is 15h and 9min.
On the first day of May, sunrise is at 6:26 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 9:33 pm CDT.

Sunshine

The average sunshine in May in Coleharbor is 9.7h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 4 during May leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Coleharbor in May?

The average high-temperature and low-temperature during May are 64.2°F (17.9°C) and 46.4°F (8°C) respectively.

What is the average humidity in May?

In May, the average relative humidity is 60%.

How many days does it rain in May?

In Coleharbor, during May, the rain falls for 12.2 days and regularly aggregates up to 1.61" (41mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.5 snowfall days, in May, Coleharbor aggregates 0.2" (5mm) of snow.

What is the average length of the day in May?

In Coleharbor, the average day length in May is 15h and 9min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:26 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 9:33 pm CDT.

How long on average sun shines in May in Coleharbor?

The average sunshine duration in May is 9.7h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Coleharbor, ND

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

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in May: 46.4°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in May
Coleharbor, ND

Average pressure in May - Coleharbor, 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 (29.84"Hg).

Average wind speed in May
Coleharbor, ND

Average wind speed in May - Coleharbor, ND
  • Average wind speed in May: 10.4mph

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

Average humidity in May
Coleharbor, ND

Average humidity in May - Coleharbor, ND
  • Average humidity in May: 60%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (54%).

Average rainfall in May
Coleharbor, ND

Average rainfall in May - Coleharbor, ND
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is June (2.64").
The driest month (with the least rainfall) is February (0.39").

Average rainfall days in May
Coleharbor, ND

Average rainfall days in May - Coleharbor, ND
  • Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in May
Coleharbor, ND

Average snowfall in May - Coleharbor, ND
  • Average snowfall in May: 0.2"

The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Coleharbor, ND

Average snowfall days in May - Coleharbor, ND
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Coleharbor, ND

Average daylight in May / Average sunshine in May - Coleharbor, 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 30min).

  • Average sunshine in May: 9h and 4min

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

Average sunshine days in May
Coleharbor, ND

Average sunshine days in May - Coleharbor, ND
  • Average sunshine days in May: 16.5 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is March (13.9 days).

Average UV index in May
Coleharbor, ND

Average UV index in May - Coleharbor, 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, February and December (UV index 1).

Average cloud cover in May
Coleharbor, ND

Average cloud cover in May - Coleharbor, ND
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 22).

Average visibility in May
Coleharbor, ND

Average visibility in May - Coleharbor, 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).

Coleharbor, North Dakota, USA

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