May weather forecast
Tunnel City, WI

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Weather in May

The last month of the spring, May, is an enjoyable month in Tunnel City, Wisconsin, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 65.7°F (18.7°C).

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a fresh 52.3°F (11.3°C) in April to an enjoyable 65.7°F (18.7°C). In Tunnel City, an average low-temperature of 47.5°F (8.6°C) is recorded during May nights.

Humidity

The average relative humidity in May in Tunnel City is 79%.

Rainfall

In Tunnel City, in May, during 15 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. Throughout the year, there are 112.6 rainfall days, and 18.11" (460mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Tunnel City. May is the last month it regularly snows in Tunnel City, Wisconsin. During 0.3 snowfall days, in May, Tunnel City aggregates 0.12" (3mm) of snow. In Tunnel City, during the entire year, snow falls for 58.3 days and aggregates up to 16.02" (407mm) of snow.

Daylight

In Tunnel City, the average length of the day in May is 14h and 46min.
On the first day of May in Tunnel City, sunrise is at 5:52 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:37 pm CDT.

Sunshine

In Tunnel City, the average sunshine in May is 8.2h.

UV index

In Tunnel City, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the UV index of 4 transforms into the following advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Tunnel City in May?

The high-temperature, in May, in Tunnel City, records 65.7°F (18.7°C), while the low-temperature is 47.5°F (8.6°C).

What is the average humidity in May in Tunnel City?

The average relative humidity in May is 79%.

How much does it rain in Tunnel City in May?

In May, the rain falls for 15 days. Throughout May, 2.24" (57mm) of precipitation is accumulated.

What is the last month it snows in Tunnel City?

May is the last month it regularly snows in Tunnel City, Wisconsin. During 0.3 snowfall days, in May, Tunnel City aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Tunnel City?

The average day length in May is 14h and 46min.

When are sunrise and sunset in May in Tunnel City?

In May, on the first day of the month, sunrise is at 5:52 am and sunset at 8:06 pm. On the last day of the month, in Tunnel City, sunrise is at 5:22 am and sunset at 8:37 pm CDT.

How many hours of sunshine does Tunnel City have in May?

In May, the average sunshine duration in Tunnel City, Wisconsin, is 8.2h.

What is the UV index intensity in May in Tunnel City?

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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
Tunnel City, WI

Average temperature in May - Tunnel City, WI
  • Average high temperature in May: 65.7°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (21.4°F).

  • Average low temperature in May: 47.5°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

Average pressure in May
Tunnel City, WI

Average pressure in May - Tunnel City, 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
Tunnel City, WI

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

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in May
Tunnel City, WI

Average humidity in May - Tunnel City, WI
  • Average humidity in May: 79%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).

Average rainfall in May
Tunnel City, WI

Average rainfall in May - Tunnel City, WI
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January and February (0.67").

Average rainfall days in May
Tunnel City, WI

Average rainfall days in May - Tunnel City, WI
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in May
Tunnel City, WI

Average snowfall in May - Tunnel City, WI
  • Average snowfall in May: 0.12"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Tunnel City, WI

Average snowfall days in May - Tunnel City, WI
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Tunnel City, WI

Average daylight in May / Average sunshine in May - Tunnel City, WI
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
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 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in May
Tunnel City, WI

Average sunshine days in May - Tunnel City, WI
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in May
Tunnel City, WI

Average UV index in May - Tunnel City, WI
  • 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).

Average cloud cover in May
Tunnel City, WI

Average cloud cover in May - Tunnel City, WI
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Tunnel City, WI

Average visibility in May - Tunnel City, 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).

Tunnel City, Wisconsin, USA

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