Climate and monthly weather forecastHavertown, PA
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Havertown, Pennsylvania, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 36.7°F (2.6°C). In Havertown, the lowest average temperatures are observed in January, with a high of 36.7°F (2.6°C) and a low of 25°F (-3.9°C). Weather in January »Weather in February
February, the last month of the winter in Havertown, is also a wintry month, with temperature in the range of an average low of 27°F (-2.8°C) and an average high of 40.3°F (4.6°C). February's commencement is accompanied by an average high-temperature of a still wintry 40.3°F (4.6°C), diverging marginally from January's 36.7°F (2.6°C). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Havertown, Pennsylvania, with an average temperature ranging between min 34.3°F (1.3°C) and max 49.1°F (9.5°C). March witnesses a minor rise in the average high-temperature, transitioning from a wintry 40.3°F (4.6°C) in February to a frosty 49.1°F (9.5°C). Weather in March »Weather in April
April is a comfortable spring month in Havertown, Pennsylvania, with temperature in the range of an average high of 61.2°F (16.2°C) and an average low of 44.2°F (6.8°C). Havertown in April sees a temperature change, with average high-temperatures moving from a frosty 49.1°F (9.5°C) in March to an enjoyable 61.2°F (16.2°C). Weather in April »Weather in May
May, the last month of the spring in Havertown, is a pleasant month, with an average temperature ranging between max 71.8°F (22.1°C) and min 54.3°F (12.4°C). As May sets, the average high-temperature shows an increase, moving up from a comfortable 61.2°F (16.2°C) in April to an agreeable 71.8°F (22.1°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Havertown, Pennsylvania, with an average temperature fluctuating between 79.9°F (26.6°C) and 62.6°F (17°C). In Havertown, the average high-temperature in June slightly rises, from an agreeable 71.8°F (22.1°C) in May, to a warm 79.9°F (26.6°C). Weather in June »Weather in July
July, like June, in Havertown, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 68.9°F (20.5°C) and 85.8°F (29.9°C). July, recording an average high temperature of 85.8°F (29.9°C) and a low temperature of 68.9°F (20.5°C), is Havertown's warmest month. The heat index value during July is appraised at a sweltering 95°F (35°C). Weather in July »Weather in August
August, the last month of the summer in Havertown, is also a moderately hot month, with an average temperature ranging between min 67.5°F (19.7°C) and max 83.7°F (28.7°C). The shift into August uncovers an average high-temperature of a still warm 83.7°F (28.7°C), subtly different from the previous month. Weather in August »Weather in September
September, the first month of the autumn in Havertown, is also a moderately hot month, with temperature in the range of an average high of 76.5°F (24.7°C) and an average low of 59.9°F (15.5°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 83.7°F (28.7°C) in August to a still moderately hot 76.5°F (24.7°C). Weather in September »Weather in October
October, like September, in Havertown, Pennsylvania, is another comfortable autumn month, with an average temperature varying between 50°F (10°C) and 64.2°F (17.9°C). As October begins, there is a decrease in the average high-temperature, falling from a warm 76.5°F (24.7°C) in September to a refreshing 64.2°F (17.9°C). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Havertown, Pennsylvania, with an average temperature fluctuating between 38.3°F (3.5°C) and 52°F (11.1°C). During Havertown's transition into November, the average high-temperature lessens, moving from a refreshing 64.2°F (17.9°C) in October to a fresh 52°F (11.1°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Havertown, Pennsylvania, with an average temperature fluctuating between 43.2°F (6.2°C) and 32°F (0°C). The shift from November to December includes a small decrease in the average high-temperature, from a cool 52°F (11.1°C) to a frosty 43.2°F (6.2°C). Weather in December »Updated: Jun 4, 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
The coldest period tends to be January, when average temperatures fluctuate between a high of 36.7°F (2.6°C) and a low of 25°F (-3.9°C).
The month with the least rainfall is January, when the rain falls for 5.3 days and typically collects 0.55" (14mm) of precipitation.
In Havertown, during the entire year, the rain falls for 111.8 days and collects up to 9.69" (246mm) of precipitation.
January through March, November and December are months with snowfall.
Throughout the year, in Havertown, there are 15.1 snowfall days, and 3.66" (93mm) of snow is accumulated.
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
February and October, with an average relative humidity of 78%, are most humid months.
The months with the most snowfall are February and March, with an average 0.98" (25mm) of accumulated snow.
The month with the least sunshine is February, with an average of 4.6h of sunshine.
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.
April, July and August, with an average relative humidity of 71%, are the least humid months.
In Havertown, snow does not fall in April through October.
May through August, with an average maximum UV index of 6, are months with the highest UV index.
With an average of 15h and 0min of daylight, June has the longest days of the year.
Havertown's temperatures tend to reach their peak averages in July, with a high of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C).
The wettest months are July and August, with an average 1.14" (29mm) of rainfall.
July has the most sunshine of the year, with an average of 10.6h of sunshine.
The month with the shortest days is December, with an average of 9h and 24min of daylight.
Average temperature
Havertown, PA
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure
Havertown, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"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
Havertown, PA
- Average wind speed in January:
8.2mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.4mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7mph - Average wind speed in November:
7.4mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Havertown, PA
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).
Average rainfall
Havertown, PA
- Average rainfall in January:
0.55" - Average rainfall in February:
0.63" - Average rainfall in March:
0.79" - Average rainfall in April:
0.75" - Average rainfall in May:
0.91" - Average rainfall in June:
0.98"
- Average rainfall in July:
1.14" - Average rainfall in August:
1.14" - Average rainfall in September:
0.63" - Average rainfall in October:
0.63" - Average rainfall in November:
0.63" - Average rainfall in December:
0.91"
The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Havertown, PA
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
8.7 days - Average rainfall days in April:
10.7 days - Average rainfall days in May:
12.6 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
12.2 days - Average rainfall days in September:
10.1 days - Average rainfall days in October:
8.3 days - Average rainfall days in November:
5.9 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall
Havertown, PA
The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Havertown, PA
- Average snowfall days in January:
4.5 days - Average snowfall days in February:
4.4 days - Average snowfall days in March:
3.1 days - Average snowfall days in April:
0.3 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 days - Average snowfall days in November:
0.7 days - Average snowfall days in December:
2.1 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Havertown, 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 48min - Average sunshine in February:
4h and 36min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 12min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 30min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Havertown, PA
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
19.2 days - Average sunshine days in April:
17.5 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
15.3 days
- Average sunshine days in July:
14.9 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
22.5 days - Average sunshine days in December:
22.2 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).
Average UV index
Havertown, 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, November and December (UV index 2).
Average cloud cover
Havertown, PA
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Havertown, PA
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
