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 shows a rise in the average high-temperature, moving from April's cool 54.1°F (12.3°C) to a comfortable 66.7°F (19.3°C). Olwen Heights's nighttime temperature in May drops to an average of 47.7°F (8.7°C).Humidity
In May, the average relative humidity is 79%.Rainfall
The months with the most rainfall in Olwen Heights, Pennsylvania, are May and July, with an average 2.4" (61mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Olwen Heights. May is the last month it regularly snows in Olwen Heights. During 0.3 snowfall days, in May, Olwen Heights aggregates 0.47" (12mm) of snow. Throughout the year, there are 48.4 snowfall days, and 22.01" (559mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 31min.On the first day of the month, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of May, in Olwen Heights, Pennsylvania, sunrise is at 5:31 am and sunset at 8:28 pm EDT.
Sunshine
In Olwen Heights, the average sunshine in May is 7.9h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Olwen Heights in May?
What is the average humidity in May in Olwen Heights?
What is the rainiest month in Olwen Heights?
How much does it rain in Olwen Heights in May?
What is the last month it snows in Olwen Heights?
How many hours of daylight does Olwen Heights have in May?
What time are sunrise and sunset in May in Olwen Heights?
How many hours of sunshine does Olwen Heights have in May?
When is the highest UV index in Olwen Heights?
What is the UV index reading in May in Olwen Heights?
Average temperature in May
Olwen Heights, PA
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in May: 47.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in May
Olwen Heights, 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
Olwen Heights, PA
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Olwen Heights, PA
- Average humidity in May: 79%
The months with the highest relative humidity are February and December (85%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in May
Olwen Heights, PA
- Average rainfall in May: 2.4"
The wettest months (with the highest rainfall) are May and July (2.4").
The driest months (with the least rainfall) are January and September (1.38").
Average rainfall days in May
Olwen Heights, PA
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in May
Olwen Heights, PA
- Average snowfall in May: 0.47"
The month with the highest snowfall is March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Olwen Heights, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Olwen Heights, 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 12min).
- Average sunshine in May: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in May
Olwen Heights, PA
- Average sunshine days in May: 11 days
The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is May (11 days).
Average UV index in May
Olwen Heights, PA
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Olwen Heights, PA
- Average cloud cover in May: 52
The months with the most cloud cover are February and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in May
Olwen Heights, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Olwen Heights, Pennsylvania, USA
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