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 arrival of May brings a change in Jamison's weather, with average high-temperatures moving from April's mild 60.6°F (15.9°C) to an agreeable 71.2°F (21.8°C). During the nights in May, Jamison observes an average low-temperature of 53.6°F (12°C).Humidity
In Jamison, the average relative humidity in May is 75%.Rainfall
In May, in Jamison, Pennsylvania, the rain falls for 16.8 days. Throughout May, 2.83" (72mm) of precipitation is accumulated. In Jamison, during the entire year, the rain falls for 156 days and collects up to 31.77" (807mm) of precipitation.Snowfall
Months with snowfall in Jamison are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Jamison aggregates 0.28" (7mm) of snow. Throughout the year, in Jamison, there are 24 snowfall days, and 12.13" (308mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 26min.On the first day of May, sunrise is at 5:58 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:23 pm EDT.
Sunshine
In May, the average sunshine in Jamison is 8.5h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What are May temperatures in Jamison?
What is the average humidity in May in Jamison?
How many days does it rain in May in Jamison?
What is the last month it snows in Jamison?
What is the average length of the day in May in Jamison?
When is the sunrise / sunset in May in Jamison?
How long on average sun shines in May in Jamison?
When is the highest UV index in Jamison?
How high is the UV index in May in Jamison?
Average temperature in May
Jamison, PA
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in May: 53.6°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in May
Jamison, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Jamison, PA
- Average wind speed in May: 6.7mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in May
Jamison, PA
- Average humidity in May: 75%
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in May
Jamison, PA
- Average rainfall in May: 2.83"
The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in May
Jamison, PA
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in May
Jamison, PA
- Average snowfall in May: 0.28"
The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Jamison, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Jamison, PA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in May
Jamison, PA
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in May
Jamison, PA
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Jamison, PA
- Average cloud cover in May: 47
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Jamison, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Jamison, Pennsylvania, USA
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