Climate and monthly weather forecastGrundys Corner, PA
Climate and monthly weather forecast
Weather in January
January, like December, in Grundys Corner, Pennsylvania, is another cold winter month, with an average temperature ranging between min 25.2°F (-3.8°C) and max 37°F (2.8°C). January is the month when Grundys Corner sees the lowest average temperatures, with a high of 37°F (2.8°C) and a low of 25.2°F (-3.8°C). Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Grundys Corner, Pennsylvania, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 27°F (-2.8°C). Grundys Corner's average high-temperature in February is a still cold 40.6°F (4.8°C), marking an insignificant difference from the 37°F (2.8°C) of January. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Grundys Corner, Pennsylvania, with an average temperature varying between 48.7°F (9.3°C) and 34.3°F (1.3°C). The beginning of March marks a minor shift in the average high-temperature, moving from February's wintry 40.6°F (4.8°C) to a frosty 48.7°F (9.3°C). Weather in March »Weather in April
April is a comfortable spring month in Grundys Corner, Pennsylvania, with temperature in the range of an average high of 61.2°F (16.2°C) and an average low of 44.1°F (6.7°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 48.7°F (9.3°C) to a comfortable 61.2°F (16.2°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Grundys Corner, Pennsylvania, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 53.8°F (12.1°C). The shift into May is marked by a rise in the average high-temperature, moving from April's refreshing 61.2°F (16.2°C) to an agreeable 71.2°F (21.8°C). Weather in May »Weather in June
June, the first month of the summer in Grundys Corner, is a moderately hot month, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 79.5°F (26.4°C). The start of June brings a subtle rise in the average high-temperature, moving from an agreeable 71.2°F (21.8°C) in May to a warm 79.5°F (26.4°C). Weather in June »Weather in July
July, like June, in Grundys Corner, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average high of 85.5°F (29.7°C) and an average low of 68°F (20°C). July registers as the month with the highest average temperatures, reaching 85.5°F (29.7°C) at its peak and 68°F (20°C) at the lowest. In July, the average heat index is evaluated at a torrid 95°F (35°C). Weather in July »Weather in August
August, the last month of the summer in Grundys Corner, is also a moderately hot month, with an average temperature fluctuating between 66.7°F (19.3°C) and 83.1°F (28.4°C). In August, the average high-temperature registers at a still warm 83.1°F (28.4°C), nearly identical to July's 85.5°F (29.7°C). Weather in August »Weather in September
September, the first month of the autumn in Grundys Corner, is still a warm month, with an average temperature ranging between min 59.9°F (15.5°C) and max 76.5°F (24.7°C). A mild shift in the average high-temperature occurs in September, reducing from 83.1°F (28.4°C) in August to a still warm 76.5°F (24.7°C). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Grundys Corner, Pennsylvania, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 64.2°F (17.9°C). As October arrives, Grundys Corner's weather displays a decrease in high-temperatures, transitioning from September's moderately hot 76.5°F (24.7°C) to an enjoyable 64.2°F (17.9°C). Weather in October »Weather in November
November, the last month of the autumn in Grundys Corner, is also a fresh month, with an average temperature fluctuating between 52.3°F (11.3°C) and 38.7°F (3.7°C). Stepping into November, Grundys Corner observes a temperature decline, with the average high falling from October's refreshing 64.2°F (17.9°C) to a cool 52.3°F (11.3°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Grundys Corner, Pennsylvania, with an average temperature varying between 32.4°F (0.2°C) and 43.7°F (6.5°C). December's onset brings a negligible change in high-temperatures, falling from a fresh 52.3°F (11.3°C) in November to a chilly 43.7°F (6.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Grundys Corner, PA
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Grundys Corner, PA
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Grundys Corner, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.4mph - Average wind speed in September:
6mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.4mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
Grundys Corner, PA
The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Grundys Corner, PA
- Average rainfall in January:
1.89" - Average rainfall in February:
2.13" - Average rainfall in March:
2.6" - Average rainfall in April:
2.44" - Average rainfall in May:
2.8" - Average rainfall in June:
2.64"
The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days
Grundys Corner, PA
- Average rainfall days in January:
8 days - Average rainfall days in February:
8.5 days - Average rainfall days in March:
11.6 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
16 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
8.3 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).
Average snowfall
Grundys Corner, PA
- Average snowfall in January:
1.57" - Average snowfall in February:
2.01" - Average snowfall in March:
2.99" - Average snowfall in April:
0.24" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.99").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Grundys Corner, PA
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.1 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 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
2.8 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Grundys Corner, 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:
5h and 6min - Average sunshine in February:
4h and 48min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 30min - Average sunshine in May:
8h and 42min - Average sunshine in June:
9h and 54min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 48min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 36min - Average sunshine in December:
5h and 0min
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 48min).
Average sunshine days
Grundys Corner, PA
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
16 days - Average sunshine days in March:
16.7 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
9.9 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
18.1 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).
Average UV index
Grundys Corner, PA
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
Grundys Corner, PA
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Grundys Corner, PA
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





