Climate and monthly weather forecastShady Grove, PA
Climate and monthly weather forecast
Weather in January
January, like December, in Shady Grove, Pennsylvania, is another cold winter month, with an average temperature varying between 22.5°F (-5.3°C) and 36°F (2.2°C). Shady Grove notes the coldest temperatures in January, with a high average of 36°F (2.2°C) and a low of 22.5°F (-5.3°C). Weather in January »Weather in February
February, the last month of the winter in Shady Grove, is also an icy month, with an average temperature varying between 40.3°F (4.6°C) and 24.6°F (-4.1°C). Shady Grove signifies an average high-temperature of a still wintry 40.3°F (4.6°C) in February, closely mirroring the 36°F (2.2°C) of January. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Shady Grove, Pennsylvania, with an average temperature ranging between min 32°F (0°C) and max 49.3°F (9.6°C). As Shady Grove transitions into March, a rise in the average high-temperature is observed, moving from an icy 40.3°F (4.6°C) in February to a frosty 49.3°F (9.6°C). Weather in March »Weather in April
April in Shady Grove, Pennsylvania, is a refreshing spring month, with an average temperature ranging between max 61.5°F (16.4°C) and min 41.5°F (5.3°C). As Shady Grove welcomes April, the average high-temperature sees a rise, transitioning from a frosty 49.3°F (9.6°C) in March to an enjoyable 61.5°F (16.4°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Shady Grove, Pennsylvania, with an average temperature varying between 72.1°F (22.3°C) and 50.9°F (10.5°C). As Shady Grove transitions into May, the average high-temperature shows a change, moving from a refreshing 61.5°F (16.4°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Shady Grove, Pennsylvania, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 80.2°F (26.8°C). The transition from May to June brings a subtle temperature rise, with average high-temperatures increasing from an agreeable 72.1°F (22.3°C) to a moderately hot 80.2°F (26.8°C). Weather in June »Weather in July
July, like June, in Shady Grove, 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 62.1°F (16.7°C). Shady Grove's temperatures peak on average in July, reaching 85.5°F (29.7°C) at their highest and 62.1°F (16.7°C) at their lowest. The heat index value during July is calculated to be a fiery hot 95°F (35°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Shady Grove, Pennsylvania, with an average temperature varying between 82.9°F (28.3°C) and 60.4°F (15.8°C). The shift into August uncovers an average high-temperature of a still warm 82.9°F (28.3°C), subtly different from the previous month. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Shady Grove, Pennsylvania, with an average temperature varying between 54.5°F (12.5°C) and 75.6°F (24.2°C). In Shady Grove, the average high-temperature in September gently drops from 82.9°F (28.3°C) in August to a still moderately hot 75.6°F (24.2°C). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Shady Grove, Pennsylvania, with an average temperature fluctuating between 45.1°F (7.3°C) and 63.5°F (17.5°C). The arrival of October corresponds with a reduction in the average high-temperature, down from September's moderately hot 75.6°F (24.2°C) to a refreshing 63.5°F (17.5°C). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Shady Grove, Pennsylvania, with an average temperature fluctuating between 50.5°F (10.3°C) and 34.7°F (1.5°C). Shady Grove's progression into November includes a drop in the average high-temperature, from a comfortable 63.5°F (17.5°C) in October to a fresh 50.5°F (10.3°C). Weather in November »Weather in December
December, the first month of the winter in Shady Grove, is also a wintry month, with temperature in the range of an average high of 41°F (5°C) and an average low of 29.1°F (-1.6°C). December involves a decrease in temperature, down from a fresh 50.5°F (10.3°C) in November to a wintry 41°F (5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Shady Grove, 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 (36°F).
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure
Shady Grove, PA
- Average pressure in January:
30.11"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
Shady Grove, PA
- Average wind speed in January:
7.2mph - Average wind speed in February:
7.2mph - Average wind speed in March:
7mph - Average wind speed in April:
7mph - Average wind speed in May:
5.5mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
4.3mph - Average wind speed in August:
4.1mph - Average wind speed in September:
4.6mph - Average wind speed in October:
5.7mph - Average wind speed in November:
6.1mph - Average wind speed in December:
6.5mph
The windiest months (with the highest average wind speed) are January and February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity
Shady Grove, PA
The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall
Shady Grove, PA
- Average rainfall in January:
1.77" - Average rainfall in February:
1.77" - Average rainfall in March:
2.09" - Average rainfall in April:
2.6" - Average rainfall in May:
3.03" - Average rainfall in June:
2.28"
- Average rainfall in July:
2.44" - Average rainfall in August:
2.28" - Average rainfall in September:
1.81" - Average rainfall in October:
2.28" - Average rainfall in November:
1.69" - Average rainfall in December:
2.05"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days
Shady Grove, PA
- Average rainfall days in January:
9.8 days - Average rainfall days in February:
10.4 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
18.2 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
15 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
13 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
10.6 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.3 days).
Average snowfall
Shady Grove, PA
The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Shady Grove, PA
- Average snowfall days in January:
7.5 days - Average snowfall days in February:
7 days - Average snowfall days in March:
5 days - Average snowfall days in April:
0.6 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
4.5 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Shady Grove, 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:
14h and 54min
- 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: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
4h and 48min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 30min - Average sunshine in April:
8h and 36min - Average sunshine in May:
8h and 54min - Average sunshine in June:
10h and 6min
- Average sunshine in July:
10h and 42min - Average sunshine in August:
10h and 24min - Average sunshine in September:
8h and 48min - Average sunshine in October:
5h and 36min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days
Shady Grove, PA
- Average sunshine days in January:
16.2 days - Average sunshine days in February:
13.7 days - Average sunshine days in March:
14.4 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.7 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.1 days - Average sunshine days in December:
16.6 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index
Shady Grove, PA
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Shady Grove, PA
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Shady Grove, PA
The months with the highest visibility are February, March, April, June, July and November (6mi).
The months with the lowest visibility are January, May, August, September, October and December (5mi).





