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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 a wintry winter month in Jarrettown, Pennsylvania, with an average temperature varying between 24.6°F (-4.1°C) and 36.7°F (2.6°C). With average high and low temperatures of 36.7°F (2.6°C) and 24.6°F (-4.1°C) respectively, January is Jarrettown's coldest month. Weather in January »
Weather in February
February, the last month of the winter in Jarrettown, is another cold month, with an average temperature ranging between max 40.5°F (4.7°C) and min 26.6°F (-3°C). The arrival of February brings an average high-temperature of a still wintry 40.5°F (4.7°C), nearly identical to January's 36.7°F (2.6°C). Weather in February »
Weather in March
March, the first month of the spring in Jarrettown, is a chilly month, with an average temperature varying between 33.8°F (1°C) and 48.7°F (9.3°C). As February gives way to March, the average high-temperature displays a slight ascent, adjusting from an icy 40.5°F (4.7°C) to a frosty 48.7°F (9.3°C). Weather in March »
Weather in April
April is a refreshing spring month in Jarrettown, 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). April brings a rise in Jarrettown's average high-temperature, moving from a frosty 48.7°F (9.3°C) in March to a refreshing 61.2°F (16.2°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Jarrettown, Pennsylvania, with an average temperature varying between 54.1°F (12.3°C) and 71.8°F (22.1°C). May's arrival coincides with a rise in the average high-temperature, moving from April's enjoyable 61.2°F (16.2°C) to a pleasant 71.8°F (22.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Jarrettown, Pennsylvania, with an average temperature fluctuating between 62.1°F (16.7°C) and 79.9°F (26.6°C). The shift into June is characterized by a subtle rise in the average high-temperature, transitioning from May's pleasant 71.8°F (22.1°C) to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July is a hot summer month in Jarrettown, Pennsylvania, with an average temperature fluctuating between 86.2°F (30.1°C) and 68.2°F (20.1°C). The warmest time of the year is July, with temperatures averaging a high of 86.2°F (30.1°C) and a low of 68.2°F (20.1°C). The heat index value during July is computed to be a sweltering 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Jarrettown, is another warm month, with an average temperature ranging between max 83.3°F (28.5°C) and min 66.7°F (19.3°C). Stepping into August, Jarrettown records an average high-temperature of a warm 83.3°F (28.5°C), almost consistent with July. Weather in August »
Weather in September
September, the first month of the autumn in Jarrettown, is also a moderately hot month, with an average temperature ranging between min 59.9°F (15.5°C) and max 76.1°F (24.5°C). Jarrettown's weather subtly changes with the onset of September, barely falling from 83.3°F (28.5°C) in August to a still warm 76.1°F (24.5°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Jarrettown, Pennsylvania, with an average temperature ranging between max 64°F (17.8°C) and min 49.5°F (9.7°C). October indicates a shift in the average high-temperature, from September's warm 76.1°F (24.5°C) to an enjoyable 64°F (17.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Jarrettown, Pennsylvania, with temperature in the range of an average high of 52.2°F (11.2°C) and an average low of 37.9°F (3.3°C). The shift to November brings a decrease in the average high-temperature, falling from a refreshing 64°F (17.8°C) in October to a cool 52.2°F (11.2°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Jarrettown, Pennsylvania, with an average temperature varying between 42.8°F (6°C) and 31.6°F (-0.2°C). In December, the meteorological conditions alter, with the average high-temperature shifting from a fresh 52.2°F (11.2°C) in November to a frosty 42.8°F (6°C). Weather in December »
Updated: Jul 5, 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 time of the year is the coldest?
January, having an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 24.6°F (-4.1°C), is the coldest month.
How much does it rain?
In Jarrettown, Pennsylvania, during the entire year, the rain falls for 122.4 days and collects up to 12.68" (322mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
How much does it snow?
Throughout the year, there are 16.3 snowfall days, and 4.72" (120mm) of snow is accumulated.
What is the month with the lowest UV index?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the most humid month?
February, October and December, with an average relative humidity of 78%, are most humid months.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 4.8 days and typically aggregates up to 1.46" (37mm) of snow.
What is the month with the least sunshine in Jarrettown?
February has the least sunshine of the year, with an average of 4.8h of sunshine.
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?
April, July and August, with an average relative humidity of 72%, are the least humid months.
When it does not snow?
In Jarrettown, snow does not fall in May through October.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
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 warmest month?
July stands out as Jarrettown's warmest month, with temperatures ranging between an average high of 86.2°F (30.1°C) and a low of 68.2°F (20.1°C).
What month has the most sunshine?
With an average of 10.7h of sunshine, July has the most sunshine of the year.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 12.7 days and accumulates 1.54" (39mm) of precipitation.
What is the driest month in Jarrettown?
September is the month with the least rainfall. Rain falls for 10.1 days and accumulates 0.75" (19mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year in Jarrettown, with an average of 9h and 24min of daylight.
Average temperature
Jarrettown, PA
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.7°F).
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure
Jarrettown, 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:
29.99"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:
30.05"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
Jarrettown, PA
- Average wind speed in January:
8mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.4mph - Average wind speed in April:
8.3mph - Average wind speed in May:
6.7mph - 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:
5.8mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
Jarrettown, PA
The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall
Jarrettown, PA
- Average rainfall in January:
0.83" - Average rainfall in February:
0.83" - Average rainfall in March:
1.02" - Average rainfall in April:
0.98" - Average rainfall in May:
1.18" - Average rainfall in June:
1.22"
- Average rainfall in July:
1.42" - Average rainfall in August:
1.54" - Average rainfall in September:
0.75" - Average rainfall in October:
0.91" - Average rainfall in November:
0.87" - Average rainfall in December:
1.14"
The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is September (0.75").
Average rainfall days
Jarrettown, PA
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
7 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
11.9 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
13.1 days
- Average rainfall days in July:
13.9 days - Average rainfall days in August:
12.7 days - Average rainfall days in September:
10.1 days - Average rainfall days in October:
8.8 days - Average rainfall days in November:
6.4 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is November (6.4 days).
Average snowfall
Jarrettown, PA
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Jarrettown, PA
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
4.8 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.1 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:
2.5 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Jarrettown, 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 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 0min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - 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 February (Average sunshine: 4h and 48min).
Average sunshine days
Jarrettown, PA
- Average sunshine days in January:
21.1 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
17.3 days - Average sunshine days in April:
15.4 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
19.7 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
20.9 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (14.4 days).
Average UV index
Jarrettown, 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, March, November and December (UV index 2).
Average cloud cover
Jarrettown, PA
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Jarrettown, PA
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Jarrettown, Pennsylvania, USA
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