May weather forecast
Princeton, MN

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Weather in May

May, the last month of the spring in Princeton, is a comfortable month, with an average temperature ranging between max 65.1°F (18.4°C) and min 47.8°F (8.8°C).

Temperature

The rise of average high-temperatures is seen in May, with an increase from a fresh 51.3°F (10.7°C) in April to an enjoyable 65.1°F (18.4°C). Throughout the month of May, Princeton reports a steady low-temperature average of 47.8°F (8.8°C).

Humidity

In Princeton, the average relative humidity in May is 71%.

Rainfall

In Princeton, during May, the rain falls for 13.9 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 114.5 rainfall days, and 18.74" (476mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Princeton aggregates 0.47" (12mm) of snow. In Princeton, during the entire year, snow falls for 67.7 days and aggregates up to 19.8" (503mm) of snow.

Daylight

The average length of the day in May is 14h and 56min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:21 pm. On the last day of May, sunrise is at 5:28 am and sunset at 8:55 pm CDT.

Sunshine

In Princeton, Minnesota, the average sunshine in May is 8.5h.

UV index

In Princeton, Minnesota, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: In May, the UV index of 5 transforms into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

Princeton in May has an average high-temperature of 65.1°F (18.4°C) and an average low-temperature of 47.8°F (8.8°C).

What is the average humidity in May?

In May, the average relative humidity is 71%.

How many days does it rain in May?

In Princeton, Minnesota, in May, during 13.9 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.6 snowfall days, in May, Princeton aggregates 0.47" (12mm) of snow.

How many hours of daylight does Princeton have in May?

The average day length in May is 14h and 56min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:00 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:55 pm CDT.

How long on average sun shines in May?

In Princeton, the average sunshine duration in May is 8.5h.

What is the UV index intensity in May?

In Princeton, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Princeton, MN

Average temperature in May - Princeton, MN
  • Average high temperature in May: 65.1°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (18.7°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.4°F).

Average pressure in May
Princeton, MN

Average pressure in May - Princeton, MN
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Princeton, MN

Average wind speed in May - Princeton, MN
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in May
Princeton, MN

Average humidity in May - Princeton, MN
  • Average humidity in May: 71%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (70%).

Average rainfall in May
Princeton, MN

Average rainfall in May - Princeton, MN
  • Average rainfall in May: 2.09"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in May
Princeton, MN

Average rainfall days in May - Princeton, MN
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (2.8 days).

Average snowfall in May
Princeton, MN

Average snowfall in May - Princeton, MN
  • Average snowfall in May: 0.47"

The month with the highest snowfall is December (4.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Princeton, MN

Average snowfall days in May - Princeton, MN
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Princeton, MN

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in May
Princeton, MN

Average sunshine days in May - Princeton, MN
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is October (18 days).
The month with the least sunshine days is June (12.1 days).

Average UV index in May
Princeton, MN

Average UV index in May - Princeton, MN
  • Average UV index in May: 5

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).

Average cloud cover in May
Princeton, MN

Average cloud cover in May - Princeton, MN
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Princeton, MN

Average visibility in May - Princeton, MN
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Princeton, Minnesota, USA

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