Climate and monthly weather forecastMechanicsburg, PA
Climate and monthly weather forecast
Weather in January
January, like December, in Mechanicsburg, Pennsylvania, is another cold winter month, with an average temperature ranging between min 22.1°F (-5.5°C) and max 35.1°F (1.7°C). Mechanicsburg witnesses the coldest weather in January, with temperatures averaging a high of 35.1°F (1.7°C) and a low of 22.1°F (-5.5°C). Weather in January »Weather in February
The last month of the winter, February, is also an icy month in Mechanicsburg, Pennsylvania, with an average temperature ranging between min 23.9°F (-4.5°C) and max 38.3°F (3.5°C). With February's arrival, Mechanicsburg's weather records an average high-temperature of a still cold 38.3°F (3.5°C), marking little difference from January's 35.1°F (1.7°C). Weather in February »Weather in March
March, the first month of the spring in Mechanicsburg, is a chilly month, with an average temperature ranging between max 47.8°F (8.8°C) and min 31.6°F (-0.2°C). March signals a shift in the average high-temperature, moving from February's cold 38.3°F (3.5°C) to a frosty 47.8°F (8.8°C). Weather in March »Weather in April
April in Mechanicsburg, Pennsylvania, is a moderate spring month, with an average temperature ranging between max 60.1°F (15.6°C) and min 41.7°F (5.4°C). As Mechanicsburg transitions into April, the average high-temperature shows a change, moving from a chilly 47.8°F (8.8°C) in March to a moderate 60.1°F (15.6°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Mechanicsburg, Pennsylvania, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 70.3°F (21.3°C). The shift into May is characterized by a rise in the average high-temperature, transitioning from April's moderate 60.1°F (15.6°C) to a pleasant 70.3°F (21.3°C). Weather in May »Weather in June
June, the first month of the summer in Mechanicsburg, is a moderately hot month, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 78.1°F (25.6°C). The onset of June introduces a subtle rise in the average high-temperature, nudging from an agreeable 70.3°F (21.3°C) in May to a moderately hot 78.1°F (25.6°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Mechanicsburg, Pennsylvania, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 63.5°F (17.5°C). The average temperatures reach their apex in July, averaging 83.8°F (28.8°C) at the high end and 63.5°F (17.5°C) at the low end. The heat index for July is appraised at a hot 91.4°F (33°C). Weather in July »Weather in August
August, the last month of the summer in Mechanicsburg, is another warm month, with an average temperature ranging between max 81.5°F (27.5°C) and min 61.9°F (16.6°C). In August, Mechanicsburg's weather conditions record an average high-temperature of a still moderately hot 81.5°F (27.5°C), demonstrating little divergence from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Mechanicsburg, is still a warm month, with an average temperature varying between 74.3°F (23.5°C) and 55.6°F (13.1°C). In Mechanicsburg, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's 81.5°F (27.5°C) to a still warm 74.3°F (23.5°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Mechanicsburg, Pennsylvania, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 62.8°F (17.1°C). With the beginning of October, the average high-temperature shows a decrease, transitioning from a warm 74.3°F (23.5°C) in September to a refreshing 62.8°F (17.1°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Mechanicsburg, Pennsylvania, with an average temperature ranging between max 50°F (10°C) and min 35.2°F (1.8°C). Mechanicsburg's weather changes with the onset of November, slightly falling from a comfortable 62.8°F (17.1°C) in October to a fresh 50°F (10°C). Weather in November »Weather in December
The first month of the winter, December, is also an icy month in Mechanicsburg, Pennsylvania, with an average temperature fluctuating between 41°F (5°C) and 29.7°F (-1.3°C). With December's arrival, Mechanicsburg sees a decrease in average high-temperatures, moving from a cool 50°F (10°C) in November to a wintry 41°F (5°C). Weather in December »Updated: Jun 10, 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
During the coldest month in Mechanicsburg, January, temperatures average a high of 35.1°F (1.7°C) and a low of 22.1°F (-5.5°C).
The months with the least rainfall are January and February Rain falls for 5.7 days and accumulates 0.71" (18mm) of rain.
Throughout the year, there are 122.3 rainfall days, and 11.73" (298mm) of precipitation is accumulated.
Months with snowfall are January through April, November and December.
In Mechanicsburg, Pennsylvania, during the entire year, snow falls for 19.9 days and aggregates up to 4.29" (109mm) of snow.
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
The most humid month is February, with an average relative humidity of 80%.
The month with the most snowfall is February, when snow falls for 5.6 days and typically aggregates up to 1.3" (33mm) of snow.
February has the least sunshine of the year in Mechanicsburg, with an average of 4.5h of sunshine.
The months with the lowest humidity are March and April, with an average relative humidity of 75%.
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.
In Mechanicsburg, Pennsylvania, snow does not fall in May through October.
The months with the highest UV index are May through July, with an average maximum UV index of 6.
With an average of 15h and 0min of daylight, June has the longest days of the year.
July, characterized by an average high temperature of 83.8°F (28.8°C) and a low temperature of 63.5°F (17.5°C), is generally the warmest month.
The month with the most sunshine is July, with an average of 10.5h of sunshine.
The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.3" (33mm) of precipitation.
The month with the shortest days is December, with an average of 9h and 24min of daylight.
Average temperature
Mechanicsburg, PA
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure
Mechanicsburg, PA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.95"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:
30.04"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Mechanicsburg, PA
- Average wind speed in January:
8mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.2mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity
Mechanicsburg, PA
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).
Average rainfall
Mechanicsburg, PA
- Average rainfall in January:
0.71" - Average rainfall in February:
0.71" - Average rainfall in March:
0.83" - Average rainfall in April:
1.02" - Average rainfall in May:
1.26" - Average rainfall in June:
1.1"
- Average rainfall in July:
1.26" - Average rainfall in August:
1.3" - Average rainfall in September:
0.79" - Average rainfall in October:
1.06" - Average rainfall in November:
0.83" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").
Average rainfall days
Mechanicsburg, PA
- Average rainfall days in January:
5.7 days - Average rainfall days in February:
6.1 days - Average rainfall days in March:
9 days - Average rainfall days in April:
13.1 days - Average rainfall days in May:
13.9 days - Average rainfall days in June:
13.3 days
- Average rainfall days in July:
13.8 days - Average rainfall days in August:
12.3 days - Average rainfall days in September:
9.7 days - Average rainfall days in October:
9.7 days - Average rainfall days in November:
7.3 days - Average rainfall days in December:
8.4 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).
Average snowfall
Mechanicsburg, PA
The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Mechanicsburg, PA
- Average snowfall days in January:
6.3 days - Average snowfall days in February:
5.6 days - Average snowfall days in March:
3.7 days - Average snowfall days in April:
0.2 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Mechanicsburg, 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 36min - Average sunshine in February:
4h and 30min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 18min - Average sunshine in May:
8h and 30min - Average sunshine in June:
10h and 6min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 12min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 24min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Mechanicsburg, PA
- Average sunshine days in January:
20.6 days - Average sunshine days in February:
17.5 days - Average sunshine days in March:
18.3 days - Average sunshine days in April:
15 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
14.1 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
21.8 days - Average sunshine days in December:
20.2 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).
Average UV index
Mechanicsburg, PA
The months with the highest UV index are May, 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
Mechanicsburg, PA
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Mechanicsburg, 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).
