May weather forecast
Granite Falls, MN

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Weather in May

The city of Granite Falls, Minnesota, experiences a significantly warmer May compared to the previous months. Basking in sunlight for around 14.9 hours a day, the city witnesses a surge in temperature and a dip in snowfall - merely 0.04" (1mm) over 0.2 days. The foliage comes alive in full swing, painting the landscape in various hues of green, while the temperature scales to an average high of 67.6°F (19.8°C). The city experiences some rainfall, keeping the vegetation lush and the air fresh. As the days grow longer, the sights and sounds of spring are at their best, offering a pleasant weather experience in May.

Temperature

Granite Falls's transition into May is marked by a rise in the average high-temperature, advancing from a cool 53.6°F (12°C) in April to an enjoyable 67.6°F (19.8°C). During the nights in May, the temperature in Granite Falls averages to a cool 50.2°F (10.1°C).

Humidity

The least humid month is May, with an average relative humidity of 66%.

Rainfall

In Granite Falls, in May, it is raining for 14.1 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 101.9 rainfall days, and 15.12" (384mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Granite Falls. May is the last month it regularly snows. During 0.2 snowfall days, in May, Granite Falls aggregates 0.04" (1mm) of snow. In Granite Falls, during the entire year, snow falls for 47.9 days and aggregates up to 13.74" (349mm) of snow.

Daylight

In Granite Falls, the average length of the day in May is 14h and 51min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:27 pm. On the last day of May, sunrise is at 5:39 am and sunset at 9:00 pm CDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in May translates into this advice:
Act with care - The suggestion to avoid sunburn is emphasized. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Granite Falls in May?

During May, Granite Falls experiences an average high-temperature of 67.6°F (19.8°C) and a low-temperature of 50.2°F (10.1°C).

What is the least humid month in Granite Falls?

The least humid month in Granite Falls is May, with an average relative humidity of 66%.

What is the average humidity in May in Granite Falls?

In Granite Falls, Minnesota, the average relative humidity in May is 66%.

How much does it rain in Granite Falls in May?

In Granite Falls, Minnesota, in May, it is raining for 14.1 days, with typically 1.89" (48mm) of accumulated precipitation.

What is the last month it snows in Granite Falls?

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

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

The average day length in May in Granite Falls, Minnesota, is 14h and 51min.

When are sunrise and sunset in May in Granite Falls?

In May, on the first day of the month, sunrise is at 6:10 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 9:00 pm CDT.

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

The average sunshine duration in May in Granite Falls, Minnesota, is 8.7h.

What is the UV index intensity in May in Granite Falls?

In May, the average daily maximum UV index in Granite Falls, Minnesota, is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Granite Falls, MN

Average temperature in May - Granite Falls, MN
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.3°F).

  • Average low temperature in May: 50.2°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (6.8°F).

Average pressure in May
Granite Falls, MN

Average pressure in May - Granite Falls, MN
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in May
Granite Falls, MN

Average wind speed in May - Granite Falls, MN
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).

Average humidity in May
Granite Falls, MN

Average humidity in May - Granite Falls, MN
  • Average humidity in May: 66%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (66%).

Average rainfall in May
Granite Falls, MN

Average rainfall in May - Granite Falls, MN
  • Average rainfall in May: 1.89"

The wettest months (with the highest rainfall) are June and July (2.4").
The driest months (with the least rainfall) are January and February (0.47").

Average rainfall days in May
Granite Falls, MN

Average rainfall days in May - Granite Falls, MN
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is June (15.6 days).
The month with the least rainy days is February (2 days).

Average snowfall in May
Granite Falls, MN

Average snowfall in May - Granite Falls, MN
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Granite Falls, MN

Average snowfall days in May - Granite Falls, MN
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Granite Falls, MN
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in May
Granite Falls, MN

Average sunshine days in May - Granite Falls, MN
  • Average sunshine days in May: 14.9 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is June (12 days).

Average UV index in May
Granite Falls, MN

Average UV index in May - Granite Falls, MN
  • 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
Granite Falls, MN

Average cloud cover in May - Granite Falls, MN
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in May
Granite Falls, MN

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

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

Granite Falls, Minnesota, USA

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