May weather forecast
Rubicon, WI

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Weather in May

May, the last month of the spring in Rubicon, is an enjoyable month, with an average temperature varying between 63.5°F (17.5°C) and 47.1°F (8.4°C).

Temperature

An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a cool 51.4°F (10.8°C) to an enjoyable 63.5°F (17.5°C). Rubicon, in May, witnesses an average low-temperature of 47.1°F (8.4°C).

Humidity

The average relative humidity in May in Rubicon is 79%.

Rainfall

In Rubicon, in May, it is raining for 17.5 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, in Rubicon, there are 141.6 rainfall days, and 25.67" (652mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Rubicon, Wisconsin, are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Rubicon aggregates 0.04" (1mm) of snow. In Rubicon, Wisconsin, during the entire year, snow falls for 60.3 days and aggregates up to 17.72" (450mm) of snow.

Daylight

The average length of the day in May in Rubicon is 14h and 43min.
On the first day of the month, sunrise is at 5:45 am and sunset at 7:56 pm. On the last day of May, in Rubicon, sunrise is at 5:16 am and sunset at 8:27 pm CDT.

Sunshine

The average sunshine in May in Rubicon is 8.7h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Rubicon. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 5 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are May temperatures in Rubicon?

The high-temperature, in May, in Rubicon, records 63.5°F (17.5°C), while the low-temperature is 47.1°F (8.4°C).

What is the average humidity in May in Rubicon?

The average relative humidity in May is 79%.

How much does it rain in Rubicon in May?

In May, in Rubicon, Wisconsin, the rain falls for 17.5 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

What is the last month it snows in Rubicon?

May is the last month it regularly snows in Rubicon, Wisconsin. During 0.3 snowfall days, in May, Rubicon aggregates 0.04" (1mm) of snow.

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

In May, the average day length in Rubicon is 14h and 43min.

What time are sunrise and sunset in May in Rubicon?

In May, on the first day of the month, sunrise is at 5:45 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:27 pm CDT.

How many hours of sunshine does Rubicon have in May?

In Rubicon, Wisconsin, the average sunshine duration in May is 8.7h.

What are the months with the highest UV index in Rubicon?

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

What is the UV index reading in May in Rubicon?

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Rubicon, WI

Average temperature in May - Rubicon, WI
  • Average high temperature in May: 63.5°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

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Average pressure in May
Rubicon, WI

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

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Rubicon, WI

Average wind speed in May - Rubicon, WI
  • Average wind speed in May: 8.7mph

The windiest months (with the highest average wind speed) are January and February (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in May
Rubicon, WI

Average humidity in May - Rubicon, WI
  • Average humidity in May: 79%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in May
Rubicon, WI

Average rainfall in May - Rubicon, WI
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is June (3.11").
The driest months (with the least rainfall) are February and December (1.18").

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Average rainfall days in May
Rubicon, WI

Average rainfall days in May - Rubicon, WI
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in May
Rubicon, WI

Average snowfall in May - Rubicon, WI
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Rubicon, WI

Average snowfall days in May - Rubicon, WI
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (15.1 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
Rubicon, WI

Average daylight in May / Average sunshine in May - Rubicon, 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 0min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in May
Rubicon, WI

Average sunshine days in May - Rubicon, WI
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in May
Rubicon, WI

Average UV index in May - Rubicon, 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).

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Average cloud cover in May
Rubicon, WI

Average cloud cover in May - Rubicon, WI
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in May
Rubicon, WI

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

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

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Rubicon, Wisconsin, USA

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