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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 Adelphia, New Jersey, with an average temperature fluctuating between 27°F (-2.8°C) and 37.8°F (3.2°C). In Adelphia, January is the coldest month, with temperatures averaging a high of 37.8°F (3.2°C) and a low of 27°F (-2.8°C). Weather in January »
Weather in February
February, the last month of the winter in Adelphia, is another cold month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 40.6°F (4.8°C). February's onset records an average high-temperature of a still icy 40.6°F (4.8°C), a near match to January's 37.8°F (3.2°C). Weather in February »
Weather in March
March, the first month of the spring in Adelphia, is a frosty month, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 47.1°F (8.4°C). March's onset brings a minor rise in the average high-temperature, moving from an icy 40.6°F (4.8°C) in February to a frosty 47.1°F (8.4°C). Weather in March »
Weather in April
April is a moderate spring month in Adelphia, New Jersey, with temperature in the range of an average low of 44.8°F (7.1°C) and an average high of 57.9°F (14.4°C). April's arrival sees a rise in the average high-temperature, jumping from March's frosty 47.1°F (8.4°C) to a refreshing 57.9°F (14.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Adelphia, New Jersey, with an average temperature fluctuating between 67.6°F (19.8°C) and 53.8°F (12.1°C). May shows a rise in the average high-temperature, moving from April's moderate 57.9°F (14.4°C) to an enjoyable 67.6°F (19.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Adelphia, New Jersey, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 75.9°F (24.4°C). Adelphia in June denotes a subtle temperature transition, adjusting from an average high of a refreshing 67.6°F (19.8°C) in May to a moderately hot 75.9°F (24.4°C). Weather in June »
Weather in July
July, like June, in Adelphia, New Jersey, is another warm summer month, with an average temperature fluctuating between 69.1°F (20.6°C) and 82.4°F (28°C). Adelphia's warmest month, July, generally records average temperatures ranging from a high of 82.4°F (28°C) to a low of 69.1°F (20.6°C). The heat index value for July is appraised at a tropical 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Adelphia, is another warm month, with an average temperature varying between 68°F (20°C) and 80.8°F (27.1°C). The advent of August sees the average high-temperature at a still moderately hot 80.8°F (27.1°C), subtly shifted from July's 82.4°F (28°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Adelphia, New Jersey, with temperature in the range of an average high of 74.3°F (23.5°C) and an average low of 62.1°F (16.7°C). With the arrival of September, Adelphia notices a mild change in the average high-temperature, sliding from August's moderately hot 80.8°F (27.1°C) to a still warm 74.3°F (23.5°C). Weather in September »
Weather in October
October, like September, in Adelphia, New Jersey, is another enjoyable autumn month, with temperature in the range of an average low of 52°F (11.1°C) and an average high of 63.5°F (17.5°C). The shift from September to October involves a decrease in the average high-temperature, dropping from a moderately hot 74.3°F (23.5°C) to a refreshing 63.5°F (17.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Adelphia, New Jersey, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 52.3°F (11.3°C). The start of November signals a decrease in the average high-temperature, transitioning from an enjoyable 63.5°F (17.5°C) in October to a cool 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Adelphia, New Jersey, with temperature in the range of an average low of 34°F (1.1°C) and an average high of 43.7°F (6.5°C). Adelphia in December undergoes a slight reduction in the average high-temperature, shifting from November's fresh 52.3°F (11.3°C) to a frosty 43.7°F (6.5°C). Weather in December »
Updated: Jun 23, 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 is the coldest month?
Adelphia's January weather, marked by an average high temperature of 37.8°F (3.2°C) and an average low temperature of 27°F (-2.8°C), is the coldest in the year.
What is the least humid month in Adelphia?
January, March and April, with an average relative humidity of 74%, are the least humid months.
How much does it rain?
Throughout the year, there are 164.1 rainfall days, and 34.53" (877mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
In Adelphia, during the entire year, snow falls for 20.4 days and aggregates up to 8.19" (208mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.9h of sunshine.
What is the snowiest month in Adelphia?
March is the month with the most snowfall. Snow falls for 4.1 days and accumulates 2.36" (60mm) 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 are the most humid months?
The months with the highest humidity are May and June, with an average relative humidity of 79%.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What is the month with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What time of the year is the hottest?
The temperatures reach their highest averages in July, with highs of 82.4°F (28°C) and lows of 69.1°F (20.6°C).
What is the wettest month?
The months with the most rainfall are July and December, with an average 3.7" (94mm) of precipitation.
What month has the most sunshine?
With an average of 10.8h of sunshine, July has the most sunshine of the year.
What is the driest month?
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.05" (52mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
Average temperature
Adelphia, NJ
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (37.8°F).
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure
Adelphia, NJ
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.04"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:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.08"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
Adelphia, NJ
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.3mph - Average wind speed in April:
9.7mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.7mph - Average wind speed in September:
7.6mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.7mph
The windiest months (with the highest average wind speed) are January, February and March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity
Adelphia, NJ
The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are January, March and April (74%).
Average rainfall
Adelphia, NJ
- Average rainfall in January:
2.2" - Average rainfall in February:
2.24" - Average rainfall in March:
2.95" - Average rainfall in April:
2.8" - Average rainfall in May:
3.19" - Average rainfall in June:
2.68"
The wettest months (with the highest rainfall) are July and December (3.7").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days
Adelphia, NJ
- Average rainfall days in January:
9.6 days - Average rainfall days in February:
9.7 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
13.3 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
12.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (9.6 days).
Average snowfall
Adelphia, NJ
- Average snowfall in January:
1.89" - Average snowfall in February:
1.73" - Average snowfall in March:
2.36" - Average snowfall in April:
0.2" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Adelphia, NJ
- Average snowfall days in January:
5.7 days - Average snowfall days in February:
5.3 days - Average snowfall days in March:
4.1 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:
0.8 days - Average snowfall days in December:
3.8 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Adelphia, NJ
- 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 2min - 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 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - 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 24min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 3min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Adelphia, NJ
- Average sunshine days in January:
17.6 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
12.1 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
13 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
16 days - Average sunshine days in November:
18.1 days - Average sunshine days in December:
15.9 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is July (10.8 days).
Average UV index
Adelphia, NJ
The months with the highest UV index are 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
Adelphia, NJ
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility
Adelphia, NJ
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Adelphia, New Jersey, USA
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