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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 Sylvester, Pennsylvania, is another subzero cold winter month, with an average temperature fluctuating between 28.2°F (-2.1°C) and 16.9°F (-8.4°C). With average high temperatures of 28.2°F (-2.1°C) and lows of 16.9°F (-8.4°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Sylvester, Pennsylvania, with an average temperature varying between 31.6°F (-0.2°C) and 18.3°F (-7.6°C). Sylvester's average high-temperature marks a still freezing cold 31.6°F (-0.2°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Sylvester, Pennsylvania, with an average temperature fluctuating between 25°F (-3.9°C) and 41°F (5°C). March brings a temperature increase, with average high-temperatures moving from February's freezing cold 31.6°F (-0.2°C) to a cold 41°F (5°C). Weather in March »
Weather in April
April in Sylvester, Pennsylvania, is a cool spring month, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 34.5°F (1.4°C). April marks a rise in the average high-temperature, moving from March's cold 41°F (5°C) to a cool 53.2°F (11.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Sylvester, Pennsylvania, with an average temperature ranging between min 45.7°F (7.6°C) and max 66.7°F (19.3°C). Sylvester sees a rise in temperature during May, with average high-temperatures transitioning from a cool 53.2°F (11.8°C) in April to a refreshing 66.7°F (19.3°C). Weather in May »
Weather in June
June, the first month of the summer in Sylvester, is a warm month, with an average temperature varying between 74.1°F (23.4°C) and 52.2°F (11.2°C). As Sylvester, Pennsylvania, transitions into June, the average high-temperature is observed to slightly rise from a comfortable 66.7°F (19.3°C) in May to a moderately hot 74.1°F (23.4°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Sylvester, Pennsylvania, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 57°F (13.9°C). The month of July sees the highest average temperatures, reaching 79.2°F (26.2°C) at the peak and 57°F (13.9°C) at the low. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Sylvester, Pennsylvania, with an average temperature ranging between max 76.6°F (24.8°C) and min 54.9°F (12.7°C). August observes an average high-temperature of a still warm 76.6°F (24.8°C), marking an insignificant difference from July's 79.2°F (26.2°C). Weather in August »
Weather in September
September, the first month of the autumn in Sylvester, is also an agreeable month, with an average temperature ranging between min 49.5°F (9.7°C) and max 69.8°F (21°C). The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's warm 76.6°F (24.8°C) to a pleasant 69.8°F (21°C). Weather in September »
Weather in October
October, the same as September, in Sylvester, Pennsylvania, is a moderate autumn month, with an average temperature fluctuating between 57.2°F (14°C) and 41.4°F (5.2°C). October's onset corresponds with a shift in the average high-temperature, moving from a pleasant 69.8°F (21°C) in September to a moderate 57.2°F (14°C). Weather in October »
Weather in November
November, the last month of the autumn in Sylvester, is another chilly month, with temperature in the range of an average low of 30.4°F (-0.9°C) and an average high of 44.1°F (6.7°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's refreshing 57.2°F (14°C) to a chilly 44.1°F (6.7°C). Weather in November »
Weather in December
December, the first month of the winter in Sylvester, is still a cold month, with an average temperature ranging between min 24.6°F (-4.1°C) and max 34.5°F (1.4°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 44.1°F (6.7°C) in November to an icy 34.5°F (1.4°C). Weather in December »
Updated: Feb 13, 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 time of year in Sylvester?
In Sylvester, the average lowest temperatures are observed in January, with a high of 28.2°F (-2.1°C) and a low of 16.9°F (-8.4°C).
How much does it rain in Sylvester?
Throughout the year, in Sylvester, there are 168.3 rainfall days, and 28.19" (716mm) of precipitation is accumulated.
When does it snow in Sylvester?
January through May, October through December are months with snowfall in Sylvester.
How much does it snow in Sylvester?
In Sylvester, during the entire year, snow falls for 80.4 days and aggregates up to 33.03" (839mm) of snow.
What are the months with the least sunshine in Sylvester?
January, February and December, with an average of 3.1h of sunshine, are months with the least sunshine.
What is the month with the lowest UV index in Sylvester?
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Sylvester, Pennsylvania.
What is the most humid month in Sylvester?
With an average relative humidity of 86%, February is the most humid month in Sylvester, Pennsylvania.
When does it snow the most in Sylvester?
The month with the most snowfall in Sylvester, Pennsylvania, is February, when snow falls for 17.7 days and typically aggregates up to 7.76" (197mm) of snow.
When is Daylight Saving Time (DST) in Sylvester?
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 in Sylvester?
April through June, with an average relative humidity of 78%, are the least humid months in Sylvester.
What is the rainiest month in Sylvester?
April is the month with the most rainfall. Rain falls for 16.4 days and accumulates 2.95" (75mm) of precipitation.
What is the month with the highest UV index in Sylvester?
May through August, with an average maximum UV index of 5, are months with the highest UV index in Sylvester.
When it does not snow in Sylvester?
June through September are months without snowfall.
When are the longest days in Sylvester?
June has the longest days of the year in Sylvester, Pennsylvania, with an average of 15h and 12min of daylight.
What are the warmest months in Sylvester?
July stands out as Sylvester's warmest month, with an average high-temperature of 79.2°F (26.2°C) and a low-temperature of 57°F (13.9°C).
What month has the most sunshine in Sylvester?
July has the most sunshine of the year, with an average of 9.8h of sunshine.
What is the driest month in Sylvester?
November is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.81" (46mm) of precipitation.
What is the month with the shortest days in Sylvester?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
Sylvester, PA
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure
Sylvester, PA
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30"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:
30.06"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 (29.94"Hg).
Average wind speed
Sylvester, PA
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.2mph - Average wind speed in March:
9mph - Average wind speed in April:
9mph - Average wind speed in May:
7.6mph - Average wind speed in June:
7mph
- Average wind speed in July:
6.1mph - Average wind speed in August:
6mph - Average wind speed in September:
6.3mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8.4mph - Average wind speed in December:
8.9mph
The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity
Sylvester, PA
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and June (78%).
Average rainfall
Sylvester, PA
- Average rainfall in January:
1.89" - Average rainfall in February:
2.13" - Average rainfall in March:
2.01" - Average rainfall in April:
2.95" - Average rainfall in May:
2.56" - Average rainfall in June:
2.48"
- Average rainfall in July:
2.87" - Average rainfall in August:
2.24" - Average rainfall in September:
2.13" - Average rainfall in October:
2.91" - Average rainfall in November:
1.81" - Average rainfall in December:
2.2"
The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days
Sylvester, PA
- Average rainfall days in January:
8.6 days - Average rainfall days in February:
7.2 days - Average rainfall days in March:
12 days - Average rainfall days in April:
16.4 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
17.4 days
- Average rainfall days in July:
18.9 days - Average rainfall days in August:
17 days - Average rainfall days in September:
13.4 days - Average rainfall days in October:
15.7 days - Average rainfall days in November:
12.1 days - Average rainfall days in December:
12.1 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.2 days).
Average snowfall
Sylvester, PA
- Average snowfall in January:
6.77" - Average snowfall in February:
7.76" - Average snowfall in March:
4.37" - Average snowfall in April:
2.87" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Sylvester, PA
- Average snowfall days in January:
18.8 days - Average snowfall days in February:
17.7 days - Average snowfall days in March:
12.4 days - Average snowfall days in April:
4.7 days - Average snowfall days in May:
0.5 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:
1 days - Average snowfall days in November:
9.1 days - Average snowfall days in December:
16.2 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sylvester, PA
- Average daylight in January:
9h and 3min - 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 4min - 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 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 1min - Average sunshine in February:
3h and 1min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 2min - Average sunshine in October:
4h and 5min - Average sunshine in November:
4h and 3min - Average sunshine in December:
3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 6min).
Average sunshine days
Sylvester, PA
- Average sunshine days in January:
8.2 days - Average sunshine days in February:
7.1 days - Average sunshine days in March:
9.5 days - Average sunshine days in April:
9.5 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
9.8 days
- Average sunshine days in July:
9.9 days - Average sunshine days in August:
11.4 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
12.4 days - Average sunshine days in November:
12.2 days - Average sunshine days in December:
8 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7.1 days).
Average UV index
Sylvester, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Sylvester, PA
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility
Sylvester, PA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Sylvester, Pennsylvania, USA
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