June weather forecastKeymar, MD
June
Weather in June
The first month of the summer, June, is a warm month in Keymar, Maryland, with temperature in the range of an average low of 60.1°F (15.6°C) and an average high of 79.3°F (26.3°C).Temperature
The arrival of June signals a slight increase in the average high-temperature, moving from an agreeable 71.2°F (21.8°C) in May to a warm 79.3°F (26.3°C). The temperature in Keymar lowers to an average of 60.1°F (15.6°C) during June nights.Humidity
In June, the average relative humidity is 78%.Rainfall
In Keymar, in June, during 16.2 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Keymar, during the entire year, the rain falls for 157.5 days and collects up to 27.52" (699mm) of precipitation.Snowfall
In Keymar, snow does not fall in June through September.Daylight
With an average of 14h and 54min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:42 am and sunset at 8:30 pm. On the last day of June, sunrise is at 5:45 am and sunset at 8:40 pm EDT.
Sunshine
In June, the average sunshine is 10.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 6 during June leads to these instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Keymar, MD
- Average high temperature in June: 79.3°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in June: 60.1°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in June
Keymar, MD
- Average pressure in June: 29.95"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in June
Keymar, MD
- Average wind speed in June: 6mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in June
Keymar, MD
- Average humidity in June: 78%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in June
Keymar, MD
- Average rainfall in June: 2.36"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days in June
Keymar, MD
- Average rainfall days in June: 16.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in June
Keymar, MD
- Average snowfall in June: 0"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Keymar, MD
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Keymar, MD
- Average daylight in June: 14h and 54min
The month with the longest days is June (Average daylight: 14h and 54min).
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in June
Keymar, MD
- Average sunshine days in June: 11.6 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in June
Keymar, MD
- 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
Keymar, MD
- Average cloud cover in June: 34
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in June
Keymar, MD
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





