May weather forecast
Platteville, WI

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Weather in May

The last month of the spring, May, is a refreshing month in Platteville, Wisconsin, with an average temperature fluctuating between 66.7°F (19.3°C) and 48.9°F (9.4°C).

Temperature

In Platteville, the onset of May comes with an increased average high-temperature, moving from April's cool 54.7°F (12.6°C) to a comfortable 66.7°F (19.3°C). Throughout the month of May, Platteville witnesses an average low-temperature of 48.9°F (9.4°C).

Humidity

In May, the average relative humidity in Platteville is 81%.

Rainfall

In May, the rain falls for 18.8 days. Throughout May, 3.7" (94mm) of precipitation is accumulated. In Platteville, during the entire year, the rain falls for 140.6 days and collects up to 28.66" (728mm) of precipitation.

Snowfall

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

Daylight

In May, the average length of the day is 14h and 39min.
On the first day of May in Platteville, sunrise is at 5:55 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:33 pm CDT.

Sunshine

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

UV index

In May, the average daily maximum UV index in Platteville is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 5 in May suggests the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the usual temperature for Platteville in May?

The average high-temperature and low-temperature in Platteville during May are 66.7°F (19.3°C) and 48.9°F (9.4°C) respectively.

What is the average humidity in May in Platteville?

In May, the average relative humidity in Platteville, Wisconsin, is 81%.

How much does it rain in Platteville in May?

In Platteville, during May, the rain falls for 18.8 days and regularly aggregates up to 3.7" (94mm) of precipitation.

When it does not snow in Platteville?

In Platteville, snow does not fall in May through September.

Does it snow in Platteville in May?

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

What is the average length of the day in May in Platteville?

In May, the average day length in Platteville, Wisconsin, is 14h and 39min.

When is the sunrise / sunset in May in Platteville?

On the first day of May in Platteville, sunrise is at 5:55 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:33 pm CDT.

How many hours of sunshine does Platteville have in May?

The average sunshine duration in May in Platteville, Wisconsin, is 8.3h.

What is the UV index reading in May in Platteville?

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

Average temperature in May - Platteville, WI
  • Average high temperature in May: 66.7°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 (24.1°F).

  • Average low temperature in May: 48.9°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in May
Platteville, WI

Average pressure in May - Platteville, 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).

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Average wind speed in May
Platteville, WI

Average wind speed in May - Platteville, WI
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in May
Platteville, WI

Average humidity in May - Platteville, WI
  • Average humidity in May: 81%

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in May
Platteville, WI

Average rainfall in May - Platteville, WI
  • Average rainfall in May: 3.7"

The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is February (1.14").

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Average rainfall days in May
Platteville, WI

Average rainfall days in May - Platteville, WI
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (4 days).

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Average snowfall in May
Platteville, WI

Average snowfall in May - Platteville, WI
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.88").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Platteville, WI

Average snowfall days in May - Platteville, 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).

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

Average daylight in May / Average sunshine in May - Platteville, 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 month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in May
Platteville, WI

Average sunshine days in May - Platteville, WI
  • Average sunshine days in May: 10.3 days

The month with the most sunshine days is December (17.2 days).
The month with the least sunshine days is June (9.7 days).

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Average UV index in May
Platteville, WI

Average UV index in May - Platteville, WI
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in May
Platteville, WI

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

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in May
Platteville, WI

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

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

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Platteville, Wisconsin, USA

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