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
Castle Rocks's transition into May is marked by a rise in the average high-temperature, advancing from a refreshing 56.3°F (13.5°C) in April to an agreeable 68.4°F (20.2°C). During May, Castle Rocks's temperature averages to a chilly 47.7°F (8.7°C) at night.Humidity
In Castle Rocks, Pennsylvania, the average relative humidity in May is 79%.Rainfall
In Castle Rocks, in May, during 19 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. Throughout the year, there are 181 rainfall days, and 33.07" (840mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Castle Rocks, Pennsylvania. During 0.2 snowfall days, in May, Castle Rocks aggregates 0.31" (8mm) of snow. In Castle Rocks, during the entire year, snow falls for 55.8 days and aggregates up to 25.63" (651mm) of snow.Daylight
The average length of the day in May in Castle Rocks, Pennsylvania, is 14h and 30min.On the first day of the month, sunrise is at 6:05 am and sunset at 8:06 pm. On the last day of May, in Castle Rocks, sunrise is at 5:38 am and sunset at 8:34 pm EDT.
Sunshine
In May, the average sunshine in Castle Rocks is 8.3h.UV index
The average daily maximum UV index in May in Castle Rocks is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during May translates into the following guidance:
Put precautions into practice - Guidance to elude sunburn is provided. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the temperature in May in Castle Rocks?
What is the average humidity in May in Castle Rocks?
How much does it rain in Castle Rocks in May?
What is the last month it snows in Castle Rocks?
How many hours of daylight does Castle Rocks have in May?
What time are sunrise and sunset in May in Castle Rocks?
How long on average sun shines in May in Castle Rocks?
What is the UV index reading in May in Castle Rocks?
Average temperature in May
Castle Rocks, PA
- Average high temperature in May: 68.4°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in May: 47.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in May
Castle Rocks, 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
Castle Rocks, PA
- Average wind speed in May: 6.2mph
The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Castle Rocks, PA
- Average humidity in May: 79%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April and July (77%).
Average rainfall in May
Castle Rocks, PA
- Average rainfall in May: 3.39"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is November (2.17").
Average rainfall days in May
Castle Rocks, PA
- Average rainfall days in May: 19 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (10.8 days).
Average snowfall in May
Castle Rocks, PA
- Average snowfall in May: 0.31"
The month with the highest snowfall is February (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Castle Rocks, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Castle Rocks, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Castle Rocks, PA
- Average sunshine days in May: 9.5 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in May
Castle Rocks, PA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Castle Rocks, PA
- Average cloud cover in May: 49
The months with the most cloud cover are January, February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in May
Castle Rocks, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Castle Rocks, Pennsylvania, USA
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