May weather forecast
Big Falls, MN

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Weather in May

May, the last month of the spring in Big Falls, is a refreshing month, with temperature in the range of an average low of 42.4°F (5.8°C) and an average high of 63°F (17.2°C).

Temperature

May signals a clear temperature escalation, with average high-temperatures advancing from April's chilly 46.9°F (8.3°C) to an enjoyable 63°F (17.2°C). During May, Big Falls experiences a consistent low-temperature average of 42.4°F (5.8°C).

Humidity

The least humid month in Big Falls is May, with an average relative humidity of 69%.

Rainfall

In May, the rain falls for 14.7 days. Throughout May, 1.97" (50mm) of precipitation is accumulated. Throughout the year, in Big Falls, there are 107.3 rainfall days, and 17.48" (444mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Big Falls. May is the last month it regularly snows. During 1.3 snowfall days, in May, Big Falls aggregates 0.63" (16mm) of snow. In Big Falls, during the entire year, snow falls for 94.3 days and aggregates up to 30.24" (768mm) of snow.

Daylight

In Big Falls, the average length of the day in May is 15h and 13min.
On the first day of May, sunrise is at 5:54 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 9:07 pm CDT.

Sunshine

In May, the average sunshine is 8.2h.

UV index

In Big Falls, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are May temperatures in Big Falls?

Big Falls in May has an average high-temperature of 63°F (17.2°C) and an average low-temperature of 42.4°F (5.8°C).

What is the least humid month in Big Falls?

May is the least humid month in Big Falls, with an average relative humidity of 69%.

What is the average humidity in May in Big Falls?

In Big Falls, the average relative humidity in May is 69%.

How many days does it rain in May in Big Falls?

In Big Falls, in May, during 14.7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

What is the last month it snows in Big Falls?

May is the last month it regularly snows in Big Falls. During 1.3 snowfall days, in May, Big Falls aggregates 0.63" (16mm) of snow.

How many hours of daylight does Big Falls have in May?

In Big Falls, Minnesota, the average day length in May is 15h and 13min.

When are sunrise and sunset in May in Big Falls?

In May, on the first day of the month, sunrise is at 5:54 am and sunset at 8:29 pm. On the last day of the month, in Big Falls, Minnesota, sunrise is at 5:19 am and sunset at 9:07 pm CDT.

How many hours of sunshine does Big Falls have in May?

In Big Falls, the average sunshine duration in May is 8.2h.

How high is the UV index in May in Big Falls?

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
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
Big Falls, MN

Average temperature in May - Big Falls, MN
  • Average high temperature in May: 63°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (15.3°F).

  • Average low temperature in May: 42.4°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (0.7°F).

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Average pressure in May
Big Falls, MN

Average pressure in May - Big Falls, MN
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
Big Falls, MN

Average wind speed in May - Big Falls, MN
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in May
Big Falls, MN

Average humidity in May - Big Falls, MN
  • Average humidity in May: 69%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in May
Big Falls, MN

Average rainfall in May - Big Falls, MN
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is February (0.59").

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Average rainfall days in May
Big Falls, MN

Average rainfall days in May - Big Falls, MN
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in May
Big Falls, MN

Average snowfall in May - Big Falls, MN
  • Average snowfall in May: 0.63"

The month with the highest snowfall is December (6.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Big Falls, MN

Average snowfall days in May - Big Falls, MN
  • Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Big Falls, MN

Average daylight in May / Average sunshine in May - Big Falls, MN
  • 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: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).

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Average sunshine days in May
Big Falls, MN

Average sunshine days in May - Big Falls, MN
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is August (16.7 days).
The month with the least sunshine days is March (11.1 days).

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Average UV index in May
Big Falls, MN

Average UV index in May - Big Falls, MN
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in May
Big Falls, MN

Average cloud cover in May - Big Falls, MN
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Big Falls, MN

Average visibility in May - Big Falls, MN
  • Average visibility in May: 6mi

The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Big Falls, Minnesota, USA

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