Climate and monthly weather forecastCalvin, PA
Climate and monthly weather forecast
Weather in January
January, like December, in Calvin, Pennsylvania, is another cold winter month, with an average temperature ranging between min 20.3°F (-6.5°C) and max 33.1°F (0.6°C). In Calvin, the month of January is known for its lowest average temperatures, reaching a high of 33.1°F (0.6°C) and a low of 20.3°F (-6.5°C). Weather in January »Weather in February
The last month of the winter, February, is another cold month in Calvin, Pennsylvania, with temperature in the range of an average low of 22.5°F (-5.3°C) and an average high of 37.4°F (3°C). The average high-temperature during February is a still icy 37.4°F (3°C), almost matching the conditions of the preceding month. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Calvin, Pennsylvania, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 29.7°F (-1.3°C). In Calvin, the average high-temperature in March slightly rises, from a wintry 37.4°F (3°C) in February, to a frosty 46.2°F (7.9°C). Weather in March »Weather in April
April is a mild spring month in Calvin, Pennsylvania, with an average temperature varying between 58.8°F (14.9°C) and 39.7°F (4.3°C). Calvin, Pennsylvania, in April shows a temperature shift, moving from an average high of a frosty 46.2°F (7.9°C) in March to a moderate 58.8°F (14.9°C). Weather in April »Weather in May
May, the last month of the spring in Calvin, is a pleasant month, with temperature in the range of an average low of 49.5°F (9.7°C) and an average high of 70.2°F (21.2°C). May brings an increase in the average high-temperature, progressing from a mild 58.8°F (14.9°C) in April to an agreeable 70.2°F (21.2°C). Weather in May »Weather in June
June, the first month of the summer in Calvin, is a moderately hot month, with an average temperature varying between 77.9°F (25.5°C) and 55.2°F (12.9°C). Calvin, Pennsylvania, observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's pleasant 70.2°F (21.2°C) to a moderately hot 77.9°F (25.5°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Calvin, Pennsylvania, with an average temperature varying between 60.3°F (15.7°C) and 83.5°F (28.6°C). July stands out as Calvin's warmest month, with an average high-temperature of 83.5°F (28.6°C) and a low-temperature of 60.3°F (15.7°C). During July, the heat index is calculated to be a hot 91.4°F (33°C). Weather in July »Weather in August
August, the last month of the summer in Calvin, is also a moderately hot month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 57.9°F (14.4°C). August's onset brings an average high-temperature of a still warm 81.1°F (27.3°C), showing a minute difference from July's 83.5°F (28.6°C). Weather in August »Weather in September
September, the first month of the autumn in Calvin, is also a moderately hot month, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 73.9°F (23.3°C). The start of September comes with a small reduction in the average high-temperature, subtly receding from a warm 81.1°F (27.3°C) in August to a still moderately hot 73.9°F (23.3°C). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Calvin, Pennsylvania, with an average temperature ranging between max 61.3°F (16.3°C) and min 44.1°F (6.7°C). In Calvin, the beginning of October is marked by a lowered average high-temperature, shifting from September's warm 73.9°F (23.3°C) to a comfortable 61.3°F (16.3°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Calvin, Pennsylvania, with temperature in the range of an average high of 48.2°F (9°C) and an average low of 32.9°F (0.5°C). As October shifts into November, a slight alteration in temperatures is observed, with average highs reducing from a comfortable 61.3°F (16.3°C) to a frosty 48.2°F (9°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Calvin, Pennsylvania, with an average temperature fluctuating between 27.3°F (-2.6°C) and 38.7°F (3.7°C). The decrease of average high-temperatures is mild in December, with a decline from a chilly 48.2°F (9°C) in November to an icy 38.7°F (3.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Calvin, PA
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.1°F).
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure
Calvin, PA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"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:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"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
Calvin, PA
- Average wind speed in January:
8.1mph - Average wind speed in February:
7.9mph - Average wind speed in March:
7.5mph - Average wind speed in April:
7.6mph - Average wind speed in May:
6mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.9mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.4mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
Calvin, PA
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).
Average rainfall
Calvin, PA
- Average rainfall in January:
1.06" - Average rainfall in February:
1.22" - Average rainfall in March:
1.38" - Average rainfall in April:
1.97" - Average rainfall in May:
2.17" - Average rainfall in June:
1.61"
- Average rainfall in July:
1.69" - Average rainfall in August:
1.26" - Average rainfall in September:
1.22" - Average rainfall in October:
1.73" - Average rainfall in November:
1.06" - Average rainfall in December:
1.22"
The wettest month (with the highest rainfall) is May (2.17").
The driest months (with the least rainfall) are January and November (1.06").
Average rainfall days
Calvin, PA
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
16.9 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
13.6 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is May (16.9 days).
The months with the least rainy days are January and February (8.3 days).
Average snowfall
Calvin, PA
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Calvin, PA
- Average snowfall days in January:
12.1 days - Average snowfall days in February:
9.7 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0 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:
0.3 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
6.7 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Calvin, PA
- Average daylight in January:
9h and 42min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 42min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
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 January:
4h and 6min - Average sunshine in February:
4h and 18min - Average sunshine in March:
6h and 12min - Average sunshine in April:
8h and 6min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 6min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Calvin, PA
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
11.7 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
12.6 days
- Average sunshine days in July:
12.9 days - Average sunshine days in August:
14.6 days - Average sunshine days in September:
15.2 days - Average sunshine days in October:
16.1 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.5 days).
Average UV index
Calvin, PA
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover
Calvin, PA
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility
Calvin, 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).





