Climate and monthly weather forecastAlvan, PA
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Alvan, Pennsylvania, with an average temperature fluctuating between 20.1°F (-6.6°C) and 32.5°F (0.3°C). Alvan's January weather reaches an average high of 32.5°F (0.3°C) and an average low of 20.1°F (-6.6°C), making it the coldest month. Weather in January »Weather in February
The last month of the winter, February, is another cold month in Alvan, Pennsylvania, with an average temperature fluctuating between 37°F (2.8°C) and 22.8°F (-5.1°C). Entering February, the average high-temperature is recorded at a still cold 37°F (2.8°C), exhibiting a minimal shift from January's 32.5°F (0.3°C). Weather in February »Weather in March
March, the first month of the spring in Alvan, is a chilly month, with an average temperature varying between 46.2°F (7.9°C) and 30°F (-1.1°C). An increase in the average high-temperature marks March, moving from February's cold 37°F (2.8°C) to a chilly 46.2°F (7.9°C). Weather in March »Weather in April
April in Alvan, Pennsylvania, is a moderate spring month, with an average temperature ranging between max 59°F (15°C) and min 39.7°F (4.3°C). As April arrives, a rise in the average high-temperature is observed, moving from a chilly 46.2°F (7.9°C) in March to a mild 59°F (15°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Alvan, Pennsylvania, with an average temperature ranging between min 49.6°F (9.8°C) and max 69.8°F (21°C). As April transitions into May, Alvan sees a rise in the average high-temperature, moving from a moderate 59°F (15°C) to a pleasant 69.8°F (21°C). Weather in May »Weather in June
June, the first month of the summer in Alvan, is a warm month, with an average temperature ranging between max 77°F (25°C) and min 55.9°F (13.3°C). June's arrival brings a modest temperature shift, moving from a pleasant 69.8°F (21°C) in May to a warm 77°F (25°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Alvan, Pennsylvania, with an average temperature varying between 82.4°F (28°C) and 60.6°F (15.9°C). Alvan's warmest month, July, generally records average temperatures ranging from a high of 82.4°F (28°C) to a low of 60.6°F (15.9°C). July's mean heat index is computed to be a tropical 89.6°F (32°C). Weather in July »Weather in August
August, the last month of the summer in Alvan, is another warm month, with an average temperature fluctuating between 80.2°F (26.8°C) and 58.6°F (14.8°C). The commencement of August introduces an average high-temperature of a still moderately hot 80.2°F (26.8°C), closely mirroring the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is still a pleasant month in Alvan, Pennsylvania, with an average temperature varying between 73°F (22.8°C) and 53.1°F (11.7°C). The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a moderately hot 80.2°F (26.8°C) in August to an agreeable 73°F (22.8°C). Weather in September »Weather in October
October, like September, in Alvan, Pennsylvania, is another enjoyable autumn month, with an average temperature ranging between max 61°F (16.1°C) and min 44.1°F (6.7°C). October implies a gentle temperature shift, with average high-temperatures reducing from September's agreeable 73°F (22.8°C) to a refreshing 61°F (16.1°C). Weather in October »Weather in November
November, the last month of the autumn in Alvan, is also a frosty month, with temperature in the range of an average low of 32.7°F (0.4°C) and an average high of 48°F (8.9°C). November's onset corresponds with a shift in the average high-temperature, moving from a refreshing 61°F (16.1°C) in October to a chilly 48°F (8.9°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Alvan, Pennsylvania, with an average temperature ranging between min 27.3°F (-2.6°C) and max 38.5°F (3.6°C). The onset of December comes with a shift in the average high-temperature, falling from a frosty 48°F (8.9°C) in November to a cold 38.5°F (3.6°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
With average high and low temperatures of 32.5°F (0.3°C) and 20.1°F (-6.6°C) respectively, January is Alvan's coldest month.
In Alvan, Pennsylvania, during the entire year, the rain falls for 146.6 days and collects up to 19.84" (504mm) of precipitation.
January through April, October through December are months with snowfall.
In Alvan, during the entire year, snow falls for 37.4 days and aggregates up to 14.61" (371mm) of snow.
The month with the least sunshine is January, with an average of 4.2h of sunshine.
The months with the lowest UV index in Alvan are January through March, November and December, with an average maximum UV index of 2.
The most humid month in Alvan, Pennsylvania, is February, with an average relative humidity of 82%.
The month with the most snowfall in Alvan, Pennsylvania, is February, when snow falls for 9.8 days and typically aggregates up to 3.74" (95mm) of snow.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Alvan, 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.
The months with the lowest humidity in Alvan are April and July, with an average relative humidity of 76%.
May is the month with the most rainfall in Alvan. Rain falls for 17.4 days and accumulates 2.36" (60mm) of precipitation.
In Alvan, snow does not fall in May through September.
June has the longest days of the year, with an average of 15h and 0min of daylight.
With an average maximum UV index of 6, June is the month with the highest UV index in Alvan.
In Alvan, Pennsylvania, the peak temperatures are generally noted in July, averaging a high of 82.4°F (28°C) and a low of 60.6°F (15.9°C).
With an average of 10.3h of sunshine, July has the most sunshine of the year.
November is the month with the least rainfall in Alvan, Pennsylvania. Rain falls for 8.6 days and accumulates 1.18" (30mm) of precipitation.
With an average of 9h and 24min of daylight, December has the shortest days of the year in Alvan.
Average temperature
Alvan, PA
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure
Alvan, PA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Alvan, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.1mph - Average wind speed in March:
7.7mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.5mph - Average wind speed in September:
5mph - Average wind speed in October:
6.4mph - Average wind speed in November:
7mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
Alvan, PA
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall
Alvan, PA
- Average rainfall in January:
1.22" - Average rainfall in February:
1.42" - Average rainfall in March:
1.61" - Average rainfall in April:
2.01" - Average rainfall in May:
2.36" - Average rainfall in June:
1.73"
- Average rainfall in July:
1.97" - Average rainfall in August:
1.54" - Average rainfall in September:
1.38" - Average rainfall in October:
1.85" - Average rainfall in November:
1.18" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days
Alvan, PA
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
8.2 days - Average rainfall days in March:
11.1 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
15 days
- Average rainfall days in July:
16 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
11 days - Average rainfall days in November:
8.6 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall
Alvan, PA
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Alvan, PA
- Average snowfall days in January:
10.9 days - Average snowfall days in February:
9.8 days - Average snowfall days in March:
6 days - Average snowfall days in April:
1.3 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:
0.4 days - Average snowfall days in November:
2.3 days - Average snowfall days in December:
6.7 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Alvan, PA
- Average daylight in January:
9h and 42min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 42min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
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:
4h and 12min - Average sunshine in February:
4h and 24min - Average sunshine in March:
6h and 12min - Average sunshine in April:
8h and 12min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 30min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Alvan, PA
- Average sunshine days in January:
15.2 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
12.4 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
13.2 days - Average sunshine days in August:
14.2 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index
Alvan, PA
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Alvan, PA
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility
Alvan, PA
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
