May weather forecast
Jackson, WI

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Weather in May

May, the last month of the spring in Jackson, is a refreshing month, with an average temperature ranging between min 47.1°F (8.4°C) and max 62.1°F (16.7°C).

Temperature

May comes with an increase, with the average high-temperature moving from a fresh 50°F (10°C) in April to an enjoyable 62.1°F (16.7°C). Jackson, in May, experiences an average temperature of 47.1°F (8.4°C) at night.

Humidity

In Jackson, the average relative humidity in May is 79%.

Rainfall

The wettest months are May and June, with an average 3.19" (81mm) of rainfall.

Snowfall

May through September are months without snowfall in Jackson.

Daylight

The average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of May, sunrise is at 5:15 am and sunset at 8:25 pm CDT.

Sunshine

In Jackson, the average sunshine in May is 8.8h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in May converts into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Jackson?

Jackson in May has an average high-temperature of 62.1°F (16.7°C) and an average low-temperature of 47.1°F (8.4°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the wettest month?

The wettest months are May and June, with an average 3.19" (81mm) of rainfall.

How much does it rain in Jackson in May?

In Jackson, during May, the rain falls for 16.3 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow?

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

Does it snow in May?

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

What is the average length of the day in May?

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

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 8:25 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.8h.

What is the UV index reading in May?

The average daily maximum UV index in May 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Jackson, WI

Average temperature in May - Jackson, WI
  • Average high temperature in May: 62.1°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (14°F).

Average pressure in May
Jackson, WI

Average pressure in May - Jackson, 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).

Average wind speed in May
Jackson, WI

Average wind speed in May - Jackson, WI
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in May
Jackson, WI

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

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

Average rainfall in May
Jackson, WI

Average rainfall in May - Jackson, WI
  • Average rainfall in May: 3.19"

The wettest months (with the highest rainfall) are May and June (3.19").
The driest month (with the least rainfall) is February (1.1").

Average rainfall days in May
Jackson, WI

Average rainfall days in May - Jackson, WI
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Jackson, WI

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

The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Jackson, WI

Average snowfall days in May - Jackson, WI
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Jackson, 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 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May
Jackson, WI

Average sunshine days in May - Jackson, WI
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is December (17.3 days).
The month with the least sunshine days is April (11.4 days).

Average UV index in May
Jackson, WI

Average UV index in May - Jackson, WI
  • Average UV index in May: 4

The months with the highest UV index are 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
Jackson, WI

Average cloud cover in May - Jackson, WI
  • Average cloud cover in May: 41

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 29).

Average visibility in May
Jackson, WI

Average visibility in May - Jackson, 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).

Jackson, Wisconsin, USA

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