May weather forecast
Caledonia, ND

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Weather in May

The last month of the spring, May, is a refreshing month in Caledonia, North Dakota, with an average temperature fluctuating between 48.2°F (9°C) and 65.5°F (18.6°C).

Temperature

May's arrival signals a significant increase in average high-temperatures, soaring from April's fresh 50.5°F (10.3°C) to an enjoyable 65.5°F (18.6°C). Nighttime temperatures consistently average a chilly 48.2°F (9°C) during May.

Humidity

In Caledonia, the average relative humidity in May is 63%.

Rainfall

In Caledonia, in May, it is raining for 14.3 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 103 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Caledonia. During 0.3 snowfall days, in May, Caledonia aggregates 0.47" (12mm) of snow. Throughout the year, there are 68 snowfall days, and 22.13" (562mm) of snow is accumulated.

Daylight

In Caledonia, the average length of the day in May is 15h and 8min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:39 pm. On the last day of May, sunrise is at 5:34 am and sunset at 9:16 pm CDT.

Sunshine

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

UV index

In Caledonia, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, a regular UV index of 5 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Caledonia in May?

In May, the average high-temperature and low-temperature are 65.5°F (18.6°C) and 48.2°F (9°C) respectively.

What is the average humidity in May?

In Caledonia, the average relative humidity in May is 63%.

How many days does it rain in May?

In Caledonia, in May, it is raining for 14.3 days, with typically 2.24" (57mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows in Caledonia. During 0.3 snowfall days, in May, Caledonia aggregates 0.47" (12mm) of snow.

How many hours of daylight does Caledonia have in May?

The average day length in May is 15h and 8min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:09 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 9:16 pm CDT.

How long on average sun shines in May?

In Caledonia, the average sunshine duration in May is 8.9h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Caledonia, ND

Average temperature in May - Caledonia, ND
  • Average high temperature in May: 65.5°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is January (15.6°F).

  • Average low temperature in May: 48.2°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (1.6°F).

Average pressure in May
Caledonia, ND

Average pressure in May - Caledonia, 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
Caledonia, ND

Average wind speed in May - Caledonia, ND
  • Average wind speed in May: 9.7mph

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
Caledonia, ND

Average humidity in May - Caledonia, ND
  • Average humidity in May: 63%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).

Average rainfall in May
Caledonia, ND

Average rainfall in May - Caledonia, ND
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is June (3.46").
The driest months (with the least rainfall) are January and February (0.59").

Average rainfall days in May
Caledonia, ND

Average rainfall days in May - Caledonia, ND
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.2 days).

Average snowfall in May
Caledonia, ND

Average snowfall in May - Caledonia, ND
  • Average snowfall in May: 0.47"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Caledonia, ND

Average snowfall days in May - Caledonia, ND
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is December (14.6 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in May
Caledonia, ND

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

The month with the most sunshine days is September (20.1 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in May
Caledonia, ND

Average UV index in May - Caledonia, 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
Caledonia, ND

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

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in May
Caledonia, ND

Average visibility in May - Caledonia, 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).

Caledonia, North Dakota, USA

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