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
As Plymouth enters May, the average high-temperature increases from the a chilly 49.1°F (9.5°C) of April to a comfortable 61.3°F (16.3°C). During May, Plymouth records an average temperature of 46°F (7.8°C) at night.Humidity
In Plymouth, Wisconsin, the average relative humidity in May is 78%.Rainfall
The month with the most rainfall in Plymouth is May, when the rain falls for 17.8 days and typically aggregates up to 3.58" (91mm) of precipitation.Snowfall
Months with snowfall in Plymouth are January through May, October through December. May is the last month it regularly snows in Plymouth. During 0.3 snowfall days, in May, Plymouth aggregates 0.04" (1mm) of snow. Throughout the year, in Plymouth, Wisconsin, there are 56.2 snowfall days, and 20.16" (512mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 45min.On the first day of the month, sunrise is at 5:42 am and sunset at 7:55 pm. On the last day of May, sunrise is at 5:12 am and sunset at 8:26 pm CDT.
Sunshine
In Plymouth, the average sunshine in May is 8.7h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 4 in May translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the average May temperature in Plymouth?
What is the average humidity in May in Plymouth?
What is the rainiest month in Plymouth?
How many days does it rain in May in Plymouth?
What is the last month it snows in Plymouth?
What is the average length of the day in May in Plymouth?
When are sunrise and sunset in May in Plymouth?
How long on average sun shines in May in Plymouth?
What is the UV index reading in May in Plymouth?
Average temperature in May
Plymouth, WI
- Average high temperature in May: 61.3°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (23.9°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure in May
Plymouth, 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
Plymouth, WI
- Average wind speed in May: 8.9mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in May
Plymouth, WI
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Plymouth, WI
- Average rainfall in May: 3.58"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.3").
Average rainfall days in May
Plymouth, WI
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in May
Plymouth, WI
- Average snowfall in May: 0.04"
The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Plymouth, WI
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Plymouth, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in May
Plymouth, WI
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is December (15.8 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in May
Plymouth, 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 and December (UV index 1).
Average cloud cover in May
Plymouth, 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 and August (Cloud cover 30).
Average visibility in May
Plymouth, 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).
Plymouth, Wisconsin, USA
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