Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
Juneau's transition into May sees a rise in the average high-temperature, advancing from a cool 52.7°F (11.5°C) in April to a comfortable 65.1°F (18.4°C). In Juneau, the May nights cool down to an average low of 47.1°F (8.4°C).Humidity
In May, the average relative humidity in Juneau is 79%.Rainfall
In Juneau, in May, during 15 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Juneau, during the entire year, the rain falls for 112 days and collects up to 12.64" (321mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Juneau. During 0.2 snowfall days, in May, Juneau aggregates 0.04" (1mm) of snow. In Juneau, during the entire year, snow falls for 48.7 days and aggregates up to 7.64" (194mm) of snow.Daylight
The average length of the day in May in Juneau 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 Juneau, the average sunshine in May is 8.5h.UV index
In Juneau, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 5 in May suggests the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Juneau in May?
What is the average humidity in May in Juneau?
How much does it rain in Juneau in May?
What is the last month it snows in Juneau?
What is the average length of the day in May in Juneau?
When is the sunrise / sunset in May in Juneau?
How many hours of sunshine does Juneau have in May?
What is the UV index reading in May in Juneau?
Average temperature in May
Juneau, WI
- Average high temperature in May: 65.1°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 (11.1°F).
Average pressure in May
Juneau, 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
Juneau, WI
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in May
Juneau, 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
Juneau, WI
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is June (1.93").
The driest months (with the least rainfall) are January and February (0.47").
Average rainfall days in May
Juneau, WI
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is May (15 days).
The months with the least rainy days are January and February (3.3 days).
Average snowfall in May
Juneau, WI
- Average snowfall in May: 0.04"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Juneau, WI
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Juneau, 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 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in May
Juneau, WI
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in May
Juneau, WI
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
Juneau, WI
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in May
Juneau, 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).
Juneau, Wisconsin, USA
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