May weather forecast
Norman, ND

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Weather in May

May, the last month of the spring in Norman, is a refreshing month, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 65.8°F (18.8°C).

Temperature

May brings a significant increase in the average high-temperature, moving up from a cool 51.3°F (10.7°C) in April to a refreshing 65.8°F (18.8°C). May witnesses an average low-temperature hovering around a chilly 48.7°F (9.3°C).

Humidity

In May, the average relative humidity is 64%.

Rainfall

In May, the rain falls for 14.1 days. Throughout May, 2.13" (54mm) of precipitation is accumulated. In Norman, during the entire year, the rain falls for 102.5 days and collects up to 17.17" (436mm) 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, Norman aggregates 0.35" (9mm) of snow. Throughout the year, there are 64.4 snowfall days, and 19.69" (500mm) of snow is accumulated.

Daylight

In Norman, the average length of the day in May is 15h and 3min.
On the first day of May, sunrise is at 6:11 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 9:13 pm CDT.

Sunshine

In Norman, the average sunshine in May is 8.9h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Take necessary precautions - Defending against sun damage is advocated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

May temperatures in Norman vary between a high-temperature of 65.8°F (18.8°C) and a low-temperature of 48.7°F (9.3°C).

What is the average humidity in May?

In May, the average relative humidity is 64%.

How much does it rain in May?

In May, the rain falls for 14.1 days. Throughout May, 2.13" (54mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Norman aggregates 0.35" (9mm) of snow.

How many hours of daylight does Norman have in May?

In Norman, the average day length in May is 15h and 3min.

When is the sunrise / sunset in May in Norman?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 9:13 pm CDT.

How many hours of sunshine does Norman have in May?

The average sunshine duration in May is 8.9h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Norman, ND

Average temperature in May - Norman, ND
  • Average high temperature in May: 65.8°F

The warmest months (with the highest average high temperature) are July and August (81°F).
The month with the lowest average high temperature is January (16.2°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).

Average pressure in May
Norman, ND

Average pressure in May - Norman, ND
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in May
Norman, ND

Average wind speed in May - Norman, ND
  • Average wind speed in May: 9.8mph

The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

Average humidity in May
Norman, ND

Average humidity in May - Norman, ND
  • Average humidity in May: 64%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (63%).

Average rainfall in May
Norman, ND

Average rainfall in May - Norman, ND
  • Average rainfall in May: 2.13"

The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in May
Norman, ND

Average rainfall days in May - Norman, ND
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.7 days).

Average snowfall in May
Norman, ND

Average snowfall in May - Norman, ND
  • Average snowfall in May: 0.35"

The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Norman, ND

Average snowfall days in May - Norman, ND
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in May
Norman, ND

Average sunshine days in May - Norman, ND
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is September (19.7 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in May
Norman, ND

Average UV index in May - Norman, ND
  • Average UV index in May: 5

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

Average cloud cover in May
Norman, ND

Average cloud cover in May - Norman, ND
  • Average cloud cover in May: 40

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 25).

Average visibility in May
Norman, ND

Average visibility in May - Norman, 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).

Norman, North Dakota, USA

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