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
The transition to May introduces an increase in the average high-temperature, shifting from a cool 53.4°F (11.9°C) in April to a comfortable 65.7°F (18.7°C). In May, Jamestown experiences a temperature dip to an average of 49.1°F (9.5°C) at night.Humidity
In May, the average relative humidity is 77%.Rainfall
In Jamestown, during May, the rain falls for 12.9 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Jamestown, during the entire year, the rain falls for 115 days and collects up to 10.59" (269mm) of precipitation.Snowfall
In Jamestown, snow does not fall in May through September.Daylight
In Jamestown, the average length of the day in May is 14h and 40min.On the first day of May, sunrise is at 6:36 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 9:14 pm EDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In May, a regular UV index of 5 translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Jamestown?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Jamestown have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Jamestown have in May?
What is the UV index intensity in May?
Average temperature in May
Jamestown, MI
- Average high temperature in May: 65.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in May: 49.1°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in May
Jamestown, MI
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Jamestown, MI
- Average wind speed in May: 8.5mph
The windiest months (with the highest average wind speed) are January, February and April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in May
Jamestown, MI
- Average humidity in May: 77%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (75%).
Average rainfall in May
Jamestown, MI
- Average rainfall in May: 1.06"
The wettest month (with the highest rainfall) is October (1.3").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in May
Jamestown, MI
- Average rainfall days in May: 12.9 days
The month with the highest number of rainy days is October (14 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in May
Jamestown, MI
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Jamestown, MI
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Jamestown, MI
- 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in May
Jamestown, MI
- Average sunshine days in May: 16 days
The month with the most sunshine days is March (17.8 days).
The month with the least sunshine days is January (10.2 days).
Average UV index in May
Jamestown, MI
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Jamestown, MI
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in May
Jamestown, MI
- 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).
Jamestown, Michigan, USA
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