June weather forecastFullerton, PA
June
Weather in June
June, the first month of the summer in Fullerton, is a warm month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 77.5°F (25.3°C).Temperature
June brings a slight elevation in the average high-temperature, transitioning from May's agreeable 69.4°F (20.8°C) to a moderately hot 77.5°F (25.3°C). In the month of June, Fullerton's average low-temperature falls to a mild 58.1°F (14.5°C).Humidity
The average relative humidity in June is 78%.Rainfall
In Fullerton, in June, during 15.6 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, there are 145.1 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The month with the longest days is June, with an average of 15h and 0min of daylight.On the first day of the month, sunrise is at 5:32 am and sunset at 8:26 pm. On the last day of June, in Fullerton, sunrise is at 5:34 am and sunset at 8:36 pm EDT.
Sunshine
The average sunshine in June is 9.5h.UV index
The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In June, the maximum UV index of 6 translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Fullerton, PA
- Average high temperature in June: 77.5°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 (34°F).
- Average low temperature in June: 58.1°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in June
Fullerton, 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
Fullerton, PA
- Average wind speed in June: 5.8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in June
Fullerton, PA
- Average humidity in June: 78%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in June
Fullerton, PA
- Average rainfall in June: 2.32"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in June
Fullerton, PA
- Average rainfall days in June: 15.6 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in June
Fullerton, PA
- Average snowfall in June: 0"
The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Fullerton, PA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Fullerton, 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 18min).
- Average sunshine in June: 9h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in June
Fullerton, PA
- Average sunshine days in June: 12.4 days
The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in June
Fullerton, PA
- Average UV index in June: 6
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 June
Fullerton, PA
- Average cloud cover in June: 40
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in June
Fullerton, PA
- Average visibility in June: 5mi
The months with the highest visibility are April, July and November (6mi).
The months with the lowest visibility are January, February, March, May, June, August, September, October and December (5mi).





