May weather forecast
Merricourt, ND

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Weather in May

The last month of the spring, May, is a comfortable month in Merricourt, North Dakota, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 46.9°F (8.3°C).

Temperature

The arrival of May brings a temperature shift, with the average high-temperature escalating from a cool 52.2°F (11.2°C) in April to a refreshing 65.8°F (18.8°C). Throughout May, an average low-temperature of 46.9°F (8.3°C) is expected.

Humidity

In Merricourt, North Dakota, the average relative humidity in May is 66%.

Rainfall

In Merricourt, in May, it is raining for 13.2 days, with typically 2.01" (51mm) of accumulated precipitation. In Merricourt, during the entire year, the rain falls for 92.3 days and collects up to 15.28" (388mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Merricourt aggregates 0.04" (1mm) of snow. In Merricourt, during the entire year, snow falls for 54.6 days and aggregates up to 15.04" (382mm) of snow.

Daylight

The average length of the day in May in Merricourt is 15h and 0min.
On the first day of May, sunrise is at 6:19 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:18 pm CDT.

Sunshine

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

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The average high-temperature, in May, in Merricourt, is 65.8°F (18.8°C), while the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in May?

In May, the average relative humidity in Merricourt, North Dakota, is 66%.

How much does it rain in May?

In Merricourt, during May, the rain falls for 13.2 days and regularly aggregates up to 2.01" (51mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Merricourt aggregates 0.04" (1mm) of snow.

How many hours of daylight does Merricourt have in May?

In May, the average day length is 15h and 0min.

When are sunrise and sunset in May in Merricourt?

On the first day of May in Merricourt, sunrise is at 6:19 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:18 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.9h.

What is the UV index intensity in May in Merricourt?

In May, the average daily maximum UV index in Merricourt is 5. A UV Index value of 3 to 5 symbolizes 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
Merricourt, ND

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

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in May
Merricourt, ND

Average pressure in May - Merricourt, ND
  • Average pressure in May: 29.92"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
Merricourt, ND

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

The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

Average humidity in May
Merricourt, ND

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

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are August and September (61%).

Average rainfall in May
Merricourt, ND

Average rainfall in May - Merricourt, ND
  • Average rainfall in May: 2.01"

The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in May
Merricourt, ND

Average rainfall days in May - Merricourt, ND
  • Average rainfall days in May: 13.2 days

The month with the highest number of rainy days is June (14.3 days).
The month with the least rainy days is January (1.7 days).

Average snowfall in May
Merricourt, ND

Average snowfall in May - Merricourt, ND
  • Average snowfall in May: 0.04"

The months with the highest snowfall are January and December (2.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Merricourt, ND

Average snowfall days in May - Merricourt, ND
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Merricourt, 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: 8h and 5min

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 48min).

Average sunshine days in May
Merricourt, ND

Average sunshine days in May - Merricourt, ND
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in May
Merricourt, ND

Average UV index in May - Merricourt, 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, November and December (UV index 1).

Average cloud cover in May
Merricourt, ND

Average cloud cover in May - Merricourt, ND
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in May
Merricourt, ND

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

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

Merricourt, North Dakota, USA

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