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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, is an icy winter month in Glendon, Pennsylvania, with an average temperature varying between 34.2°F (1.2°C) and 21.6°F (-5.8°C). January is the month when Glendon sees the lowest average temperatures, with a high of 34.2°F (1.2°C) and a low of 21.6°F (-5.8°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Glendon, Pennsylvania, with an average temperature ranging between min 23.4°F (-4.8°C) and max 37.8°F (3.2°C). Glendon observes an average high-temperature of a still wintry 37.8°F (3.2°C) in February, barely different from 34.2°F (1.2°C) in January. Weather in February »
Weather in March
March, the first month of the spring in Glendon, is a chilly month, with an average temperature varying between 45.9°F (7.7°C) and 30°F (-1.1°C). March's arrival sees a mild rise in the average high-temperature, transitioning from February's cold 37.8°F (3.2°C) to a chilly 45.9°F (7.7°C). Weather in March »
Weather in April
April is a mild spring month in Glendon, Pennsylvania, with an average temperature varying between 58.6°F (14.8°C) and 40.5°F (4.7°C). With the beginning of April, Glendon's average high-temperature sees an increase, transitioning from a frosty 45.9°F (7.7°C) in March to a refreshing 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in Glendon, is a pleasant month, with an average temperature fluctuating between 69.6°F (20.9°C) and 50.2°F (10.1°C). May's arrival coincides with a temperature rise, moving from April's moderate 58.6°F (14.8°C) to an agreeable 69.6°F (20.9°C). Weather in May »
Weather in June
June, the first month of the summer in Glendon, is a moderately hot month, with an average temperature ranging between max 77.4°F (25.2°C) and min 57.4°F (14.1°C). In June, the meteorological conditions subtly change with the average high-temperature edging from an agreeable 69.6°F (20.9°C) in May to a warm 77.4°F (25.2°C). Weather in June »
Weather in July
July, like June, in Glendon, Pennsylvania, is another warm summer month, with an average temperature ranging between max 83.3°F (28.5°C) and min 63.1°F (17.3°C). In Glendon, the highest average temperatures are observed in July, with a high of 83.3°F (28.5°C) and a low of 63.1°F (17.3°C). July's mean heat index is calculated to be a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Glendon, Pennsylvania, with an average temperature varying between 61.5°F (16.4°C) and 80.8°F (27.1°C). With the start of August, Glendon measures an average high-temperature of a still moderately hot 80.8°F (27.1°C), not significantly differing from July's 83.3°F (28.5°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Glendon, Pennsylvania, with an average temperature ranging between min 55.2°F (12.9°C) and max 74.1°F (23.4°C). The average high-temperature slightly decreases in September, shifting from a warm 80.8°F (27.1°C) in August to a still moderately hot 74.1°F (23.4°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Glendon, Pennsylvania, with an average temperature ranging between max 62.1°F (16.7°C) and min 46°F (7.8°C). As September transitions into October, Glendon sees a drop in the average high-temperature, transitioning from a moderately hot 74.1°F (23.4°C) to a refreshing 62.1°F (16.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Glendon, Pennsylvania, with an average temperature varying between 34.9°F (1.6°C) and 49.8°F (9.9°C). November weather is marked by a drop in the average high-temperature, falling from a refreshing 62.1°F (16.7°C) in October to a chilly 49.8°F (9.9°C). Weather in November »
Weather in December
December, the first month of the winter in Glendon, is also an icy month, with an average temperature fluctuating between 28.9°F (-1.7°C) and 40.1°F (4.5°C). Glendon's weather in December involves a decrease in the average high-temperature, moving down from November's frosty 49.8°F (9.9°C) to a cold 40.1°F (4.5°C). Weather in December »
Updated: Jun 8, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
With an average high-temperature of 34.2°F (1.2°C) and an average low-temperature of 21.6°F (-5.8°C), January is the coldest month.
How many days does it rain?
In Glendon, during the entire year, the rain falls for 156.5 days and collects up to 31.97" (812mm) of precipitation.
When does it snow in Glendon?
January through May, October through December are months with snowfall.
How many days does it snow?
In Glendon, during the entire year, snow falls for 23.7 days and aggregates up to 13.39" (340mm) of snow.
When is the lowest UV index?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the most humid month in Glendon?
February, October and December, with an average relative humidity of 81%, are most humid months in Glendon.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.5h of sunshine.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 4.7 days and typically aggregates up to 4.09" (104mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?
The months with the lowest humidity are April and July, with an average relative humidity of 76%.
When it does not snow?
In Glendon, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What time of the year is the hottest?
July is Glendon's warmest month, registering average high temperatures of 83.3°F (28.5°C) and lows of 63.1°F (17.3°C).
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 18.1 days and accumulates 3.66" (93mm) of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.4h of sunshine.
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.97" (50mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Glendon, PA
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.2°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Glendon, PA
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"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:
29.96"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Glendon, PA
- Average wind speed in January:
8mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.9mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5.1mph - Average wind speed in August:
4.9mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.5mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity
Glendon, PA
The months with the highest relative humidity are February, October and December (81%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall
Glendon, PA
- Average rainfall in January:
2.09" - Average rainfall in February:
2.05" - Average rainfall in March:
2.4" - Average rainfall in April:
2.76" - Average rainfall in May:
3.07" - Average rainfall in June:
2.91"
- Average rainfall in July:
3.66" - Average rainfall in August:
3.31" - Average rainfall in September:
1.97" - Average rainfall in October:
2.6" - Average rainfall in November:
2.28" - Average rainfall in December:
2.87"
The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days
Glendon, PA
- Average rainfall days in January:
8.1 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
12 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
17.1 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
10.1 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.1 days).
Average snowfall
Glendon, PA
- Average snowfall in January:
2.87" - Average snowfall in February:
3.43" - Average snowfall in March:
4.09" - Average snowfall in April:
0.24" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Glendon, PA
- Average snowfall days in January:
6.5 days - Average snowfall days in February:
6.8 days - Average snowfall days in March:
4.7 days - Average snowfall days in April:
0.5 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:
0.1 days - Average snowfall days in November:
0.6 days - Average snowfall days in December:
4.4 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Glendon, 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 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - 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 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Glendon, PA
- Average sunshine days in January:
19 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
15.4 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
11.9 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
12.1 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
16.7 days - Average sunshine days in November:
19.9 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (10.6 days).
Average UV index
Glendon, PA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Glendon, PA
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility
Glendon, PA
The months with the highest visibility are March, April and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September, October and December (5mi).
Glendon, Pennsylvania, USA
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