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
May brings a temperature change, with average high-temperatures moving from April's moderate 59.9°F (15.5°C) to a pleasant 70°F (21.1°C). Rheems's average low-temperature is measured at a fresh 52°F (11.1°C) during May.Humidity
With an average relative humidity of 81%, May is the most humid month.Rainfall
In Rheems, during May, the rain falls for 15.7 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Rheems, during the entire year, the rain falls for 132.7 days and collects up to 15.35" (390mm) of precipitation.Snowfall
In Rheems, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 25min.On the first day of May, sunrise is at 6:04 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:29 pm EDT.
Sunshine
The average sunshine in May in Rheems is 8.4h.UV index
The average daily maximum UV index in May in Rheems is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 in May translates into this advice:
Ensure safety - Sun damage prevention is strongly urged. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What are May temperatures in Rheems?
What is the most humid month in Rheems?
What is the average humidity in May in Rheems?
How much does it rain in Rheems in May?
When it does not snow in Rheems?
Does it snow in Rheems in May?
How many hours of daylight does Rheems have in May?
When is the sunrise / sunset in May in Rheems?
How long on average sun shines in May in Rheems?
What is the UV index reading in May in Rheems?
Average temperature in May
Rheems, PA
- Average high temperature in May: 70°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in May: 52°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in May
Rheems, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Rheems, PA
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in May
Rheems, PA
- Average humidity in May: 81%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in May
Rheems, PA
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is August (1.97").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in May
Rheems, PA
- Average rainfall days in May: 15.7 days
The month with the highest number of rainy days is May (15.7 days).
The months with the least rainy days are January and November (6.6 days).
Average snowfall in May
Rheems, PA
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Rheems, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rheems, 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 2min
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 30min).
Average sunshine days in May
Rheems, PA
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in May
Rheems, PA
- Average UV index in May: 5
The months with the highest UV index are June and July (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
Rheems, PA
- Average cloud cover in May: 46
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Rheems, 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).
Rheems, Pennsylvania, USA
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