May weather forecast
Twin Lakes, WI

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Weather in May

May, the last month of the spring in Twin Lakes, is an enjoyable month, with an average temperature fluctuating between 65.1°F (18.4°C) and 48.7°F (9.3°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from a cool 53.2°F (11.8°C) in April to a comfortable 65.1°F (18.4°C). Twin Lakes, during the nights of May, experiences an average temperature drop to a frosty 48.7°F (9.3°C).

Humidity

In Twin Lakes, the average relative humidity in May is 80%.

Rainfall

In Twin Lakes, in May, during 17.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, in Twin Lakes, there are 139.6 rainfall days, and 26.18" (665mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Twin Lakes aggregates 0.08" (2mm) of snow. Throughout the year, there are 38.2 snowfall days, and 15.59" (396mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 38min.
On the first day of the month, sunrise is at 5:46 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:18 am and sunset at 8:23 pm CDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Twin Lakes. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The average high-temperature, in May, in Twin Lakes, is 65.1°F (18.4°C), while the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in May?

The average relative humidity in May is 80%.

How many days does it rain in May?

In Twin Lakes, in May, during 17.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

What is the last month it snows in Twin Lakes?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Twin Lakes aggregates 0.08" (2mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 38min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:46 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:23 pm CDT.

How long on average sun shines in May?

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

When is the highest UV index?

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

How high is the UV index in May?

In May, the average daily maximum UV index in Twin Lakes is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Twin Lakes, WI

Average temperature in May - Twin Lakes, WI
  • Average high temperature in May: 65.1°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure in May
Twin Lakes, WI

Average pressure in May - Twin Lakes, WI
  • Average pressure in May: 29.96"Hg

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Twin Lakes, WI

Average wind speed in May - Twin Lakes, WI
  • Average wind speed in May: 8.5mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in May
Twin Lakes, WI

Average humidity in May - Twin Lakes, WI
  • Average humidity in May: 80%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).

Average rainfall in May
Twin Lakes, WI

Average rainfall in May - Twin Lakes, WI
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days in May
Twin Lakes, WI

Average rainfall days in May - Twin Lakes, WI
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in May
Twin Lakes, WI

Average snowfall in May - Twin Lakes, WI
  • Average snowfall in May: 0.08"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Twin Lakes, WI

Average snowfall days in May - Twin Lakes, WI
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Twin Lakes, WI

Average daylight in May / Average sunshine in May - Twin Lakes, 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 6min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).

Average sunshine days in May
Twin Lakes, WI

Average sunshine days in May - Twin Lakes, WI
  • Average sunshine days in May: 11.1 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in May
Twin Lakes, WI

Average UV index in May - Twin Lakes, 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 and December (UV index 1).

Average cloud cover in May
Twin Lakes, WI

Average cloud cover in May - Twin Lakes, WI
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in May
Twin Lakes, WI

Average visibility in May - Twin Lakes, WI
  • Average visibility in May: 6mi

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

Twin Lakes, Wisconsin, USA

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