Climate and monthly weather forecastCalvert, PA
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Calvert, Pennsylvania, with temperature in the range of an average high of 30.7°F (-0.7°C) and an average low of 19°F (-7.2°C). Calvert's coldest weather arrives in January, when temperatures average a high of 30.7°F (-0.7°C) and a low of 19°F (-7.2°C). Weather in January »Weather in February
February, the last month of the winter in Calvert, is a cold month, with an average temperature varying between 20.7°F (-6.3°C) and 34.5°F (1.4°C). The ushering in of February brings an average high-temperature of a wintry 34.5°F (1.4°C), closely mirroring the 30.7°F (-0.7°C) of January. Weather in February »Weather in March
March, the first month of the spring in Calvert, is a frosty month, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 44.2°F (6.8°C). A shift in the average high-temperature is noticeable in March, changing from a wintry 34.5°F (1.4°C) in February to a chilly 44.2°F (6.8°C). Weather in March »Weather in April
April in Calvert, Pennsylvania, is a mild spring month, with an average temperature ranging between max 56.5°F (13.6°C) and min 37.4°F (3°C). Calvert's April weather shows an increase in high-temperatures, moving from March's chilly 44.2°F (6.8°C) to a refreshing 56.5°F (13.6°C). Weather in April »Weather in May
May, the last month of the spring in Calvert, is an agreeable month, with an average temperature fluctuating between 48°F (8.9°C) and 68.4°F (20.2°C). As Calvert, Pennsylvania, enters May, the average high-temperature increases from the a refreshing 56.5°F (13.6°C) of April to an agreeable 68.4°F (20.2°C). Weather in May »Weather in June
June, the first month of the summer in Calvert, is a moderately hot month, with an average temperature fluctuating between 54.7°F (12.6°C) and 75.7°F (24.3°C). June's onset is marked by a subtle temperature increase, moving from an agreeable 68.4°F (20.2°C) in May to a warm 75.7°F (24.3°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Calvert, Pennsylvania, with an average temperature ranging between max 81.7°F (27.6°C) and min 59.2°F (15.1°C). July proves to be the warmest month, recording an average peak temperature of 81.7°F (27.6°C) and a minimum temperature of 59.2°F (15.1°C). The heat index for July is evaluated at a tropical 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Calvert, Pennsylvania, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 57.4°F (14.1°C). The arrival of August denotes a barely perceptible change in the average high-temperatures to a still moderately hot 79.2°F (26.2°C) from July's 81.7°F (27.6°C). Weather in August »Weather in September
The first month of the autumn, September, is still a pleasant month in Calvert, Pennsylvania, with an average temperature varying between 72.1°F (22.3°C) and 51.6°F (10.9°C). Calvert's weather subtly changes with the onset of September, barely falling from a moderately hot 79.2°F (26.2°C) in August to an agreeable 72.1°F (22.3°C). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Calvert, Pennsylvania, with an average temperature varying between 43°F (6.1°C) and 59.2°F (15.1°C). As October commences, the average high-temperature shows a reduction, transitioning from a pleasant 72.1°F (22.3°C) in September to a mild 59.2°F (15.1°C). Weather in October »Weather in November
The last month of the autumn, November, is another chilly month in Calvert, Pennsylvania, with an average temperature ranging between min 32.5°F (0.3°C) and max 46.6°F (8.1°C). Calvert in November undergoes a mild reduction in the average high-temperature, shifting from October's moderate 59.2°F (15.1°C) to a frosty 46.6°F (8.1°C). Weather in November »Weather in December
December, the first month of the winter in Calvert, is still a cold month, with an average temperature fluctuating between 26.8°F (-2.9°C) and 36.9°F (2.7°C). The beginning of December involves a decrease in the average high-temperature, transitioning from a frosty 46.6°F (8.1°C) in November to a cold 36.9°F (2.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Calvert, PA
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.7°F).
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure
Calvert, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.07"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.09"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
Calvert, PA
- Average wind speed in January:
7.6mph - Average wind speed in February:
7.4mph - Average wind speed in March:
7.6mph - Average wind speed in April:
7.6mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.4mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.2mph
The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity
Calvert, PA
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (77%).
Average rainfall
Calvert, PA
- Average rainfall in January:
2.05" - Average rainfall in February:
2.13" - Average rainfall in March:
2.24" - Average rainfall in April:
3.31" - Average rainfall in May:
3.31" - Average rainfall in June:
3.19"
- Average rainfall in July:
3.43" - Average rainfall in August:
3.03" - Average rainfall in September:
2.56" - Average rainfall in October:
2.76" - Average rainfall in November:
1.93" - Average rainfall in December:
2.28"
The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days
Calvert, PA
- Average rainfall days in January:
9.1 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
16.9 days - Average rainfall days in May:
19.3 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
19.4 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
13.9 days - Average rainfall days in October:
13.9 days - Average rainfall days in November:
10.6 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.8 days).
Average snowfall
Calvert, PA
- Average snowfall in January:
4.72" - Average snowfall in February:
6.18" - Average snowfall in March:
3.35" - Average snowfall in April:
0.35" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Calvert, PA
- Average snowfall days in January:
11.8 days - Average snowfall days in February:
11 days - Average snowfall days in March:
6.5 days - Average snowfall days in April:
1.4 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
2.6 days - Average snowfall days in December:
8.2 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Calvert, PA
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 12min
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 January:
3h and 48min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 54min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 12min - Average sunshine in June:
9h and 30min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 6min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days
Calvert, PA
- Average sunshine days in January:
13.6 days - Average sunshine days in February:
11.4 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
10.2 days - Average sunshine days in June:
11.4 days
- Average sunshine days in July:
9.9 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
13.6 days - Average sunshine days in October:
14.2 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (9.9 days).
Average UV index
Calvert, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Calvert, PA
The months with the most cloud cover are January, February and December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility
Calvert, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).





