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 start of May is characterized by an increase in the average high-temperature, transitioning from a mild 57.6°F (14.2°C) in April to an agreeable 68.5°F (20.3°C). Throughout May, Rismiller encounters an average temperature drop to a frosty 49.8°F (9.9°C).Humidity
In Rismiller, the average relative humidity in May is 79%.Rainfall
In Rismiller, Pennsylvania, during May, the rain falls for 14.9 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Rismiller, during the entire year, the rain falls for 139.9 days and collects up to 19.88" (505mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Rismiller aggregates 0.31" (8mm) of snow. In Rismiller, during the entire year, snow falls for 24.7 days and aggregates up to 10.94" (278mm) of snow.Daylight
In Rismiller, the average length of the day in May is 14h and 29min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:58 pm. On the last day of May, in Rismiller, sunrise is at 5:31 am and sunset at 8:26 pm EDT.
Sunshine
In May, the average sunshine is 8.3h.UV index
The average daily maximum UV index in May is 5. 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: A typical high UV index of 5 in May suggests the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the average May temperature in Rismiller?
What is the average humidity in May in Rismiller?
How many days does it rain in May in Rismiller?
What is the last month it snows in Rismiller?
How many hours of daylight does Rismiller have in May?
When are sunrise and sunset in May in Rismiller?
How many hours of sunshine does Rismiller have in May?
How high is the UV index in May in Rismiller?
Average temperature in May
Rismiller, PA
- Average high temperature in May: 68.5°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 49.8°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 (20.7°F).
Average pressure in May
Rismiller, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Rismiller, PA
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in May
Rismiller, PA
- Average humidity in May: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in May
Rismiller, PA
- Average rainfall in May: 1.89"
The wettest month (with the highest rainfall) is July (2.32").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in May
Rismiller, PA
- Average rainfall days in May: 14.9 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Rismiller, PA
- Average snowfall in May: 0.31"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Rismiller, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rismiller, PA
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Rismiller, PA
- Average sunshine days in May: 13.1 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is July (13 days).
Average UV index in May
Rismiller, PA
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Rismiller, PA
- Average cloud cover in May: 48
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in May
Rismiller, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Rismiller, Pennsylvania, USA
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