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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Rock Glen, Pennsylvania, is a freezing cold winter month, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 31.5°F (-0.3°C). January, noted for its average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 18.9°F (-7.3°C), is considered the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Rock Glen, Pennsylvania, with an average temperature varying between 35.1°F (1.7°C) and 20.7°F (-6.3°C). February's arrival registers an average high-temperature of an icy 35.1°F (1.7°C), closely aligning with the temperature of the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Rock Glen, Pennsylvania, with an average temperature ranging between max 43.7°F (6.5°C) and min 27.9°F (-2.3°C). As February gives way to March, the average high-temperature displays a slight ascent, adjusting from a cold 35.1°F (1.7°C) to a frosty 43.7°F (6.5°C). Weather in March »
Weather in April
April in Rock Glen, Pennsylvania, is a moderate spring month, with an average temperature fluctuating between 55.8°F (13.2°C) and 38.1°F (3.4°C). In Rock Glen, stepping into April brings a temperature increase, moving up from March's frosty 43.7°F (6.5°C) to a mild 55.8°F (13.2°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Rock Glen, Pennsylvania, with an average temperature fluctuating between 67.1°F (19.5°C) and 48°F (8.9°C). May brings a rise in Rock Glen's average high-temperature, moving from 55.8°F (13.2°C) in April to a still refreshing 67.1°F (19.5°C). Weather in May »
Weather in June
June, the first month of the summer in Rock Glen, is a moderately hot month, with an average temperature fluctuating between 74.8°F (23.8°C) and 54.9°F (12.7°C). As June begins, there's a slight increase in the average high-temperature, moving from a refreshing 67.1°F (19.5°C) in May to a warm 74.8°F (23.8°C). Weather in June »
Weather in July
July, like June, in Rock Glen, Pennsylvania, is another warm summer month, with an average temperature varying between 81°F (27.2°C) and 59.5°F (15.3°C). July, with its high-temperature average of 81°F (27.2°C) and a low-temperature average of 59.5°F (15.3°C), is the warmest month. The heat index value for July is calculated to be a tropical 86°F (30°C). Weather in July »
Weather in August
August, the last month of the summer in Rock Glen, is another warm month, with an average temperature fluctuating between 57.7°F (14.3°C) and 78.4°F (25.8°C). The initiation of August records an average high-temperature of a still warm 78.4°F (25.8°C), displaying a near consistency with the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Rock Glen, Pennsylvania, with an average temperature varying between 72°F (22.2°C) and 52°F (11.1°C). A moderate decline in average high-temperatures is noted in September, moving from a warm 78.4°F (25.8°C) in August to a pleasant 72°F (22.2°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Rock Glen, Pennsylvania, with an average temperature ranging between max 58.8°F (14.9°C) and min 43.7°F (6.5°C). With October's arrival, Rock Glen, Pennsylvania, sees a decrease in average high-temperatures, moving from an agreeable 72°F (22.2°C) in September to a moderate 58.8°F (14.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Rock Glen, Pennsylvania, with an average temperature fluctuating between 46.9°F (8.3°C) and 32.9°F (0.5°C). Rock Glen in November undergoes a mild reduction in the average high-temperature, shifting from October's mild 58.8°F (14.9°C) to a chilly 46.9°F (8.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Rock Glen, Pennsylvania, with an average temperature fluctuating between 37.2°F (2.9°C) and 26.2°F (-3.2°C). Onset of December comes with a temperature decline, the average high falling from a chilly 46.9°F (8.3°C) in November to a cold 37.2°F (2.9°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Rock Glen?
With its average high temperature of 31.5°F (-0.3°C) and a low of 18.9°F (-7.3°C), January is regarded as the coldest month.
How much does it rain in Rock Glen?
Throughout the year, there are 111.5 rainfall days, and 11.34" (288mm) of precipitation is accumulated.
When does it snow in Rock Glen?
January through May, October through December are months with snowfall in Rock Glen, Pennsylvania.
How much does it snow in Rock Glen?
Throughout the year, there are 31.5 snowfall days, and 7.28" (185mm) of snow is accumulated.
When is the lowest UV index in Rock Glen?
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.
What is the most humid month in Rock Glen?
The most humid month in Rock Glen is February, with an average relative humidity of 84%.
What is the snowiest month in Rock Glen?
The month with the most snowfall in Rock Glen is February, when snow falls for 7.9 days and typically aggregates up to 1.81" (46mm) of snow.
What is the month with the least sunshine in Rock Glen?
The month with the least sunshine is February, with an average of 3.6h of sunshine.
When is Daylight Saving Time (DST) in Rock Glen?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Rock Glen, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the least humid month in Rock Glen?
The least humid month is April, with an average relative humidity of 78%.
What is the wettest month in Rock Glen?
The month with the most rainfall in Rock Glen, Pennsylvania, is May, when the rain falls for 13.8 days and typically aggregates up to 1.26" (32mm) of precipitation.
When it does not snow in Rock Glen?
In Rock Glen, Pennsylvania, snow does not fall in June through September.
When are the longest days in Rock Glen?
June has the longest days of the year in Rock Glen, with an average of 15h and 6min of daylight.
What time of the year is the hottest in Rock Glen?
July is the warmest month in Rock Glen, exhibiting average temperatures of 81°F (27.2°C) at the peak and 59.5°F (15.3°C) at the base.
What month has the most sunshine in Rock Glen?
With an average of 9.9h of sunshine, July has the most sunshine of the year.
What is the month with the highest UV index in Rock Glen?
The month with the highest UV index in Rock Glen is July, with an average maximum UV index of 6.
What is the driest month in Rock Glen?
The month with the least rainfall in Rock Glen, Pennsylvania, is September, when the rain falls for 8.9 days and typically collects 0.55" (14mm) of precipitation.
What is the month with the shortest days in Rock Glen?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Rock Glen, PA
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.5°F).
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Rock Glen, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.07"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:
29.97"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
Rock Glen, PA
- Average wind speed in January:
8.2mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.3mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6.1mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.9mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Rock Glen, PA
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (78%).
Average rainfall
Rock Glen, PA
- Average rainfall in January:
0.87" - Average rainfall in February:
0.79" - Average rainfall in March:
0.87" - Average rainfall in April:
1.14" - Average rainfall in May:
1.26" - Average rainfall in June:
0.91"
- Average rainfall in July:
1.14" - Average rainfall in August:
1.06" - Average rainfall in September:
0.55" - Average rainfall in October:
0.91" - Average rainfall in November:
0.98" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days
Rock Glen, PA
- Average rainfall days in January:
5.4 days - Average rainfall days in February:
5.9 days - Average rainfall days in March:
8.6 days - Average rainfall days in April:
12.6 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
10.8 days
- Average rainfall days in July:
12.3 days - Average rainfall days in August:
10.2 days - Average rainfall days in September:
8.9 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (5.4 days).
Average snowfall
Rock Glen, PA
- Average snowfall in January:
1.69" - Average snowfall in February:
1.81" - Average snowfall in March:
1.65" - Average snowfall in April:
0.08" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Rock Glen, PA
- Average snowfall days in January:
9.9 days - Average snowfall days in February:
7.9 days - Average snowfall days in March:
4.7 days - Average snowfall days in April:
0.8 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:
0.4 days - Average snowfall days in November:
2.4 days - Average snowfall days in December:
5.3 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Rock Glen, PA
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 18min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 4min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
4h and 5min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days
Rock Glen, PA
- Average sunshine days in January:
18.9 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
18.8 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
16 days
- Average sunshine days in July:
16.1 days - Average sunshine days in August:
18.1 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
19 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is May (14.3 days).
Average UV index
Rock Glen, PA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover
Rock Glen, PA
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility
Rock Glen, 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).
Rock Glen, Pennsylvania, USA
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