May weather forecast
Granville, ND

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Weather in May

The last month of the spring, May, is a comfortable month in Granville, North Dakota, with an average temperature fluctuating between 46.4°F (8°C) and 64.4°F (18°C).

Temperature

As Granville, North Dakota, steps into May, the average high-temperature increases significantly from the a chilly 49.8°F (9.9°C) of April to a refreshing 64.4°F (18°C). Granville reports a consistent average low-temperature of 46.4°F (8°C) throughout May nights.

Humidity

In Granville, the average relative humidity in May is 59%.

Rainfall

In May, the rain falls for 11.5 days. Throughout May, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 89.5 rainfall days, and 13.94" (354mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Granville are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Granville aggregates 0.2" (5mm) of snow. In Granville, during the entire year, snow falls for 58.4 days and aggregates up to 16.22" (412mm) of snow.

Daylight

In Granville, the average length of the day in May is 15h and 14min.
On the first day of the month, sunrise is at 6:22 am and sunset at 8:57 pm. On the last day of May, sunrise is at 5:46 am and sunset at 9:35 pm CDT.

Sunshine

The average sunshine in May in Granville is 9.7h.

UV index

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are the temperatures in Granville in May?

The average high-temperature and low-temperature in Granville during May are 64.4°F (18°C) and 46.4°F (8°C) respectively.

What is the average humidity in May in Granville?

In Granville, North Dakota, the average relative humidity in May is 59%.

How much does it rain in Granville in May?

In Granville, in May, it is raining for 11.5 days, with typically 1.81" (46mm) of accumulated precipitation.

What is the last month it snows in Granville?

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

What is the average length of the day in May in Granville?

In Granville, the average day length in May is 15h and 14min.

What time are sunrise and sunset in May in Granville?

In May, on the first day of the month, sunrise is at 6:22 am and sunset at 8:57 pm. On the last day of the month, in Granville, North Dakota, sunrise is at 5:46 am and sunset at 9:35 pm CDT.

How many hours of sunshine does Granville have in May?

In May, the average sunshine duration in Granville, North Dakota, is 9.7h.

What is the UV index intensity in May in Granville?

In Granville, North Dakota, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Granville, ND

Average temperature in May - Granville, ND
  • Average high temperature in May: 64.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (18.1°F).

  • Average low temperature in May: 46.4°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (4.5°F).

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Average pressure in May
Granville, ND

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

The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in May
Granville, ND

Average wind speed in May - Granville, ND
  • Average wind speed in May: 10.1mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

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Average humidity in May
Granville, ND

Average humidity in May - Granville, ND
  • Average humidity in May: 59%

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

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Average rainfall in May
Granville, ND

Average rainfall in May - Granville, ND
  • Average rainfall in May: 1.81"

The wettest month (with the highest rainfall) is June (2.52").
The driest month (with the least rainfall) is February (0.39").

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Average rainfall days in May
Granville, ND

Average rainfall days in May - Granville, ND
  • Average rainfall days in May: 11.5 days

The month with the highest number of rainy days is June (14 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in May
Granville, ND

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

The month with the highest snowfall is January (2.95").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Granville, ND

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

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

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Average sunshine days in May
Granville, ND

Average sunshine days in May - Granville, ND
  • Average sunshine days in May: 17.4 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is June (13.6 days).

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Average UV index in May
Granville, ND

Average UV index in May - Granville, ND
  • Average UV index in May: 4

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

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Average cloud cover in May
Granville, ND

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

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

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Average visibility in May
Granville, ND

Average visibility in May - Granville, 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).

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Granville, North Dakota, USA

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