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
Rook sees a rise in temperature during May, with average high-temperatures transitioning from a mild 60.6°F (15.9°C) in April to an agreeable 72.3°F (22.4°C). In May, Rook encounters an average low-temperature of 51.4°F (10.8°C) during the night.Humidity
The average relative humidity in May is 76%.Rainfall
May is the month with the most rainfall. Rain falls for 18.4 days and accumulates 3.07" (78mm) of precipitation.Snowfall
In Rook, snow does not fall in May through September.Daylight
In Rook, the average length of the day in May is 14h and 26min.On the first day of the month, sunrise is at 6:18 am and sunset at 8:16 pm. On the last day of May, sunrise is at 5:52 am and sunset at 8:43 pm EDT.
Sunshine
The average sunshine in May is 8.8h.UV index
In May, the average daily maximum UV index in Rook is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 5 during May, leads to the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are the temperatures in Rook in May?
What is the average humidity in May in Rook?
What is the wettest month in Rook?
How many days does it rain in May in Rook?
When it does not snow in Rook?
Does it snow in Rook in May?
What is the average length of the day in May in Rook?
When are sunrise and sunset in May in Rook?
How many hours of sunshine does Rook have in May?
What is the UV index reading in May in Rook?
Average temperature in May
Rook, PA
- Average high temperature in May: 72.3°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in May
Rook, PA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Rook, PA
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Rook, PA
- Average humidity in May: 76%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (73%).
Average rainfall in May
Rook, PA
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in May
Rook, PA
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in May
Rook, PA
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Rook, PA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rook, 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 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in May
Rook, PA
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is February (9.5 days).
Average UV index in May
Rook, PA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Rook, PA
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Rook, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Rook, Pennsylvania, USA
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