June weather forecastBarclay, MD
June
Weather in June
The first month of the summer, June, is a moderately hot month in Barclay, Maryland, with an average temperature fluctuating between 79.5°F (26.4°C) and 64.4°F (18°C).Temperature
The start of June is characterized by a subtle increase in the average high-temperature, transitioning from a pleasant 71.4°F (21.9°C) in May to a moderately hot 79.5°F (26.4°C). Barclay's temperature in June lowers to a consistent average of 64.4°F (18°C) during the nights.Humidity
In June, the average relative humidity is 78%.Rainfall
In June, the rain falls for 10.5 days. Throughout June, 1.14" (29mm) of precipitation is accumulated. In Barclay, during the entire year, the rain falls for 107.5 days and collects up to 10.67" (271mm) of precipitation.Snowfall
In Barclay, snow does not fall in April through October.Daylight
The month with the longest days is June, with an average of 14h and 54min of daylight.On the first day of the month, sunrise is at 5:38 am and sunset at 8:23 pm. On the last day of June, sunrise is at 5:40 am and sunset at 8:33 pm EDT.
Sunshine
In Barclay, the average sunshine in June is 10.2h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 6 in June suggests the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Barclay, MD
- Average high temperature in June: 79.5°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in June: 64.4°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in June
Barclay, MD
- Average pressure in June: 29.94"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 June
Barclay, MD
- Average wind speed in June: 6.9mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in June
Barclay, MD
- Average humidity in June: 78%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in June
Barclay, MD
- Average rainfall in June: 1.14"
The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in June
Barclay, MD
- Average rainfall days in June: 10.5 days
The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is November (5.6 days).
Average snowfall in June
Barclay, MD
- Average snowfall in June: 0"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Barclay, MD
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (3.1 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
Barclay, 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 30min).
- Average sunshine in June: 10h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in June
Barclay, MD
- Average sunshine days in June: 15.8 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (15.1 days).
Average UV index in June
Barclay, 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 and December (UV index 2).
Average cloud cover in June
Barclay, MD
- Average cloud cover in June: 32
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in June
Barclay, MD
- 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).





