May weather forecast
Beaver Dam, WI

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Weather in May

The last month of the spring, May, is a refreshing month in Beaver Dam, Wisconsin, with an average temperature ranging between max 65.5°F (18.6°C) and min 47.1°F (8.4°C).

Temperature

May brings a temperature change, with average high-temperatures moving from April's fresh 52.7°F (11.5°C) to a comfortable 65.5°F (18.6°C). Throughout the May nights, Beaver Dam encounters a low-temperature of 47.1°F (8.4°C).

Humidity

The average relative humidity in May in Beaver Dam is 79%.

Rainfall

In May, in Beaver Dam, Wisconsin, the rain falls for 14.5 days. Throughout May, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 115.6 rainfall days, and 14.69" (373mm) of precipitation is accumulated.

Snowfall

In Beaver Dam, Wisconsin, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 5:46 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:17 am and sunset at 8:28 pm CDT.

Sunshine

In Beaver Dam, the average sunshine in May is 8.4h.

UV index

The months with the highest UV index in Beaver Dam, Wisconsin, are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 5 in May translates into these instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Beaver Dam?

The high-temperature, in May, in Beaver Dam, is 65.5°F (18.6°C), while the low-temperature averages to 47.1°F (8.4°C).

What is the average humidity in May in Beaver Dam?

The average relative humidity in May in Beaver Dam is 79%.

How many days does it rain in May in Beaver Dam?

In May, in Beaver Dam, the rain falls for 14.5 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Beaver Dam?

May through September are months without snowfall.

Does it snow in Beaver Dam in May?

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

How many hours of daylight does Beaver Dam have in May?

The average day length in May in Beaver Dam, Wisconsin, is 14h and 43min.

When are sunrise and sunset in May in Beaver Dam?

On the first day of May, sunrise is at 5:46 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:28 pm CDT.

How many hours of sunshine does Beaver Dam have in May?

The average sunshine duration in May in Beaver Dam, Wisconsin, is 8.4h.

When is the highest UV index in Beaver Dam?

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

How high is the UV index in May in Beaver Dam?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Beaver Dam, WI

Average temperature in May - Beaver Dam, WI
  • Average high temperature in May: 65.5°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
Beaver Dam, WI

Average pressure in May - Beaver Dam, 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 (29.91"Hg).

Average wind speed in May
Beaver Dam, WI

Average wind speed in May - Beaver Dam, WI
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in May
Beaver Dam, WI

Average humidity in May - Beaver Dam, WI
  • Average humidity in May: 79%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May
Beaver Dam, WI

Average rainfall in May - Beaver Dam, WI
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are January, February, November and December (0.59").

Average rainfall days in May
Beaver Dam, WI

Average rainfall days in May - Beaver Dam, WI
  • Average rainfall days in May: 14.5 days

The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in May
Beaver Dam, WI

Average snowfall in May - Beaver Dam, WI
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Beaver Dam, WI

Average snowfall days in May - Beaver Dam, WI
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Beaver Dam, WI

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

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 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in May
Beaver Dam, WI

Average sunshine days in May - Beaver Dam, WI
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in May
Beaver Dam, WI

Average UV index in May - Beaver Dam, 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
Beaver Dam, WI

Average cloud cover in May - Beaver Dam, WI
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in May
Beaver Dam, WI

Average visibility in May - Beaver Dam, WI
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).

Beaver Dam, Wisconsin, USA

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