June weather forecastColwyn, PA
June
Weather in June
The first month of the summer, June, is a warm month in Colwyn, Pennsylvania, with an average temperature varying between 63.1°F (17.3°C) and 79.9°F (26.6°C).Temperature
June's onset is marked by a subtle temperature increase, moving from a pleasant 72°F (22.2°C) in May to a moderately hot 79.9°F (26.6°C). An average minimum temperature of 63.1°F (17.3°C) marks the month of June.Humidity
In June, the average relative humidity is 75%.Rainfall
In Colwyn, in June, during 14.6 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 142 rainfall days, and 24.41" (620mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Colwyn.Daylight
With an average of 15h and 0min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:34 am and sunset at 8:23 pm. On the last day of June, sunrise is at 5:36 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in June is 10.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 6 in June translates into these instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Colwyn, PA
- Average high temperature in June: 79.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in June: 63.1°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in June
Colwyn, PA
- Average pressure in June: 29.94"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in June
Colwyn, PA
- Average wind speed in June: 6.4mph
The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in June
Colwyn, PA
- Average humidity in June: 75%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in June
Colwyn, PA
- Average rainfall in June: 2.2"
The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in June
Colwyn, PA
- Average rainfall days in June: 14.6 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in June
Colwyn, PA
- Average snowfall in June: 0"
The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in June
Colwyn, PA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Colwyn, PA
- Average daylight in June: 15h and 0min
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 June: 10h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in June
Colwyn, PA
- Average sunshine days in June: 12.6 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in June
Colwyn, PA
- Average UV index in June: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Colwyn, PA
- Average cloud cover in June: 35
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in June
Colwyn, PA
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





