May weather forecast
Forman, ND

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Weather in May

May in Forman, North Dakota remarkably underlines the vitality of the spring season. The maximum temperatures soar to 65.7°F (18.7°C) indicating the ample warmth delivered during this month. Alongside the warming patterns, May also records a staggering 15 hours of daylight. Providing a respite from chilly conditions, the town starts to buzz with activities like gardening and hiking. Even as May gathers in intensity, it also attracts the highest rainfall seen yet, leading to an even more vigorous bloom in the town's landscapes.

Temperature

The transition to May introduces an increase in the average high-temperature, shifting from a cool 51.8°F (11°C) in April to a refreshing 65.7°F (18.7°C). Throughout the month of May, Forman witnesses an average temperature of 48.2°F (9°C).

Humidity

In Forman, the average relative humidity in May is 66%.

Rainfall

In Forman, during May, the rain falls for 15.2 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Forman, during the entire year, the rain falls for 109.5 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, in May, Forman aggregates 0.24" (6mm) of snow. In Forman, during the entire year, snow falls for 68.5 days and aggregates up to 22.83" (580mm) of snow.

Daylight

The average length of the day in May is 14h and 59min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:39 pm. On the last day of May, sunrise is at 5:42 am and sunset at 9:13 pm CDT.

Sunshine

The average sunshine in May is 9h.

UV index

In Forman, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Be vigilant - Preventing sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Boost your sun resistance with garments that are densely woven yet spacious. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Forman?

The average high-temperature and low-temperature during May are 65.7°F (18.7°C) and 48.2°F (9°C) respectively.

What is the average humidity in May?

In Forman, the average relative humidity in May is 66%.

How many days does it rain in May?

In Forman, during May, the rain falls for 15.2 days and regularly aggregates up to 2.52" (64mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Forman aggregates 0.24" (6mm) of snow.

What is the average length of the day in May?

The average day length in May in Forman is 14h and 59min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:15 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 9:13 pm CDT.

How many hours of sunshine does Forman have in May?

In Forman, the average sunshine duration in May is 9h.

How high is the UV index in May?

In Forman, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe 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
Forman, ND

Average temperature in May - Forman, ND
  • Average high temperature in May: 65.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in May: 48.2°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in May
Forman, ND

Average pressure in May - Forman, 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
Forman, ND

Average wind speed in May - Forman, ND
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

Average humidity in May
Forman, ND

Average humidity in May - Forman, ND
  • Average humidity in May: 66%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).

Average rainfall in May
Forman, ND

Average rainfall in May - Forman, ND
  • Average rainfall in May: 2.52"

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in May
Forman, ND

Average rainfall days in May - Forman, ND
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in May
Forman, ND

Average snowfall in May - Forman, ND
  • Average snowfall in May: 0.24"

The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Forman, ND

Average snowfall days in May - Forman, 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, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Forman, ND
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Forman, ND

Average sunshine days in May - Forman, ND
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in May
Forman, ND

Average UV index in May - Forman, 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 November (UV index 1).

Average cloud cover in May
Forman, ND

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in May
Forman, ND

Average visibility in May - Forman, ND
  • Average visibility in May: 6mi

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

Forman, North Dakota, USA

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