May weather forecast
Colfax, WI

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Weather in May

May, the last month of the spring in Colfax, is a refreshing month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 64.6°F (18.1°C).

Temperature

Colfax experiences a temperature shift with the start of May, with average high-temperatures moving from a cool 51.4°F (10.8°C) in April to an enjoyable 64.6°F (18.1°C). During May, Colfax records an average temperature of 46.9°F (8.3°C) at night.

Humidity

The average relative humidity in May in Colfax is 77%.

Rainfall

In Colfax, in May, it is raining for 17.9 days, with typically 3.5" (89mm) of accumulated precipitation. Throughout the year, in Colfax, there are 139.8 rainfall days, and 27.52" (699mm) 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, Colfax aggregates 0.39" (10mm) of snow. In Colfax, during the entire year, snow falls for 69.7 days and aggregates up to 27.01" (686mm) of snow.

Daylight

In May, the average length of the day is 14h and 52min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:13 pm. On the last day of May, in Colfax, sunrise is at 5:23 am and sunset at 8:46 pm CDT.

Sunshine

In Colfax, the average sunshine in May is 8.3h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Colfax in May?

During May, Colfax experiences an average high-temperature of 64.6°F (18.1°C) and a low-temperature of 46.9°F (8.3°C).

What is the average humidity in May in Colfax?

In May, the average relative humidity in Colfax, Wisconsin, is 77%.

How many days does it rain in May in Colfax?

In Colfax, during May, the rain falls for 17.9 days and regularly aggregates up to 3.5" (89mm) of precipitation.

What is the last month it snows in Colfax?

May is the last month it regularly snows in Colfax. During 0.6 snowfall days, in May, Colfax aggregates 0.39" (10mm) of snow.

How many hours of daylight does Colfax have in May?

In Colfax, Wisconsin, the average day length in May is 14h and 52min.

When is the sunrise / sunset in May in Colfax?

On the first day of May in Colfax, Wisconsin, sunrise is at 5:54 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:46 pm CDT.

How long on average sun shines in May in Colfax?

In Colfax, the average sunshine duration in May is 8.3h.

What is the UV index intensity in May in Colfax?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Colfax, WI

Average temperature in May - Colfax, WI
  • Average high temperature in May: 64.6°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (5.9°F).

Average pressure in May
Colfax, WI

Average pressure in May - Colfax, WI
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Colfax, WI

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

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in May
Colfax, WI

Average humidity in May - Colfax, WI
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May
Colfax, WI

Average rainfall in May - Colfax, WI
  • Average rainfall in May: 3.5"

The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in May
Colfax, WI

Average rainfall days in May - Colfax, WI
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is January (3 days).

Average snowfall in May
Colfax, WI

Average snowfall in May - Colfax, WI
  • Average snowfall in May: 0.39"

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Colfax, WI

Average snowfall days in May - Colfax, WI
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Colfax, WI

Average daylight in May / Average sunshine in May - Colfax, WI
  • 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 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).

Average sunshine days in May
Colfax, WI

Average sunshine days in May - Colfax, WI
  • Average sunshine days in May: 10.5 days

The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (8.2 days).

Average UV index in May
Colfax, WI

Average UV index in May - Colfax, WI
  • 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
Colfax, WI

Average cloud cover in May - Colfax, WI
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Colfax, WI

Average visibility in May - Colfax, WI
  • Average visibility in May: 6mi

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

Colfax, Wisconsin, USA

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