May weather forecast
Blue River, WI

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Weather in May

The last month of the spring, May, is a comfortable month in Blue River, Wisconsin, with an average temperature ranging between min 48.4°F (9.1°C) and max 66.6°F (19.2°C).

Temperature

In Blue River, the average high-temperature in May increases from a fresh 54.1°F (12.3°C) in April to an enjoyable 66.6°F (19.2°C). During the nights in May, Blue River experiences a consistent average temperature of 48.4°F (9.1°C).

Humidity

The average relative humidity in May is 80%.

Rainfall

In Blue River, during May, the rain falls for 19.2 days and regularly aggregates up to 3.58" (91mm) of precipitation. In Blue River, Wisconsin, during the entire year, the rain falls for 142.4 days and collects up to 28.66" (728mm) of precipitation.

Snowfall

May through September are months without snowfall in Blue River.

Daylight

In Blue River, the average length of the day in May is 14h and 41min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:04 pm. On the last day of May, sunrise is at 5:25 am and sunset at 8:34 pm CDT.

Sunshine

The average sunshine in May is 8.2h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Blue River in May?

In Blue River, in May, the average high-temperature is 66.6°F (19.2°C), and the average low-temperature is 48.4°F (9.1°C).

What is the average humidity in May in Blue River?

In May, the average relative humidity in Blue River, Wisconsin, is 80%.

How many days does it rain in May in Blue River?

In Blue River, Wisconsin, during May, the rain falls for 19.2 days and regularly aggregates up to 3.58" (91mm) of precipitation.

When it does not snow in Blue River?

May through September are months without snowfall in Blue River.

Does it snow in Blue River in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Blue River?

The average day length in May in Blue River, Wisconsin, is 14h and 41min.

When is the sunrise / sunset in May in Blue River?

In May, on the first day of the month, sunrise is at 5:54 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:34 pm CDT.

How many hours of sunshine does Blue River have in May?

The average sunshine duration in May in Blue River is 8.2h.

What are the months with the highest UV index in Blue River?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Blue River, Wisconsin.

How high is the UV index in May in Blue River?

In May, the average daily maximum UV index in Blue River, Wisconsin, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Blue River, WI

Average temperature in May - Blue River, WI
  • Average high temperature in May: 66.6°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in May: 48.4°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 (9.9°F).

Average pressure in May
Blue River, WI

Average pressure in May - Blue River, WI
  • Average pressure in May: 29.95"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Blue River, WI

Average wind speed in May - Blue River, WI
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in May
Blue River, WI

Average humidity in May - Blue River, WI
  • Average humidity in May: 80%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall in May
Blue River, WI

Average rainfall in May - Blue River, WI
  • Average rainfall in May: 3.58"

The wettest month (with the highest rainfall) is June (4.17").
The driest month (with the least rainfall) is January (1.14").

Average rainfall days in May
Blue River, WI

Average rainfall days in May - Blue River, WI
  • Average rainfall days in May: 19.2 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Blue River, WI

Average snowfall in May - Blue River, WI
  • Average snowfall in May: 0"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Blue River, WI

Average snowfall days in May - Blue River, WI
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Blue River, WI

Average daylight in May / Average sunshine in May - Blue River, WI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in May
Blue River, WI

Average sunshine days in May - Blue River, WI
  • Average sunshine days in May: 9.7 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in May
Blue River, WI

Average UV index in May - Blue River, WI
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in May
Blue River, WI

Average cloud cover in May - Blue River, WI
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May
Blue River, WI

Average visibility in May - Blue River, WI
  • Average visibility in May: 6mi

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

Blue River, Wisconsin, USA

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