Expand
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 Hartstown, Pennsylvania, is a freezing cold winter month, with an average temperature varying between 30.4°F (-0.9°C) and 18.9°F (-7.3°C). The coldest temperatures occur during January, when averages reach a peak of 30.4°F (-0.9°C) and a low of 18.9°F (-7.3°C). Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Hartstown, Pennsylvania, with an average temperature varying between 19.9°F (-6.7°C) and 33.8°F (1°C). February's onset sees an average high-temperature of a wintry 33.8°F (1°C), exhibiting a slight fluctuation from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Hartstown, is also an icy month, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 42.4°F (5.8°C). With the onset of March, Hartstown's weather sees a minor temperature rise, transitioning from an icy 33.8°F (1°C) in February to a still cold 42.4°F (5.8°C). Weather in March »
Weather in April
April in Hartstown, Pennsylvania, is a fresh spring month, with an average temperature varying between 54.3°F (12.4°C) and 37.8°F (3.2°C). The arrival of April signals an increase in the average high-temperature, moving from a cold 42.4°F (5.8°C) in March to a fresh 54.3°F (12.4°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Hartstown, Pennsylvania, with an average temperature fluctuating between 48.6°F (9.2°C) and 66.7°F (19.3°C). With the transition into May, Hartstown experiences an increase in average high-temperatures, moving up from a fresh 54.3°F (12.4°C) in April to a comfortable 66.7°F (19.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Hartstown, Pennsylvania, with an average temperature varying between 74.3°F (23.5°C) and 55.8°F (13.2°C). The onset of June introduces a subtle rise in the average high-temperature, nudging from a comfortable 66.7°F (19.3°C) in May to a moderately hot 74.3°F (23.5°C). Weather in June »
Weather in July
July, like June, in Hartstown, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 61°F (16.1°C). Hartstown reaches its highest average temperatures in July, measuring 79.3°F (26.3°C) at the peak and 61°F (16.1°C) at the lowest. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Hartstown, Pennsylvania, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 77.5°F (25.3°C). The advent of August reveals an average high-temperature of a still warm 77.5°F (25.3°C), showing minimal difference from the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Hartstown, Pennsylvania, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 71.6°F (22°C). The start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 77.5°F (25.3°C) in August to a pleasant 71.6°F (22°C). Weather in September »
Weather in October
October, the same as September, in Hartstown, Pennsylvania, is a moderate autumn month, with an average temperature varying between 45.3°F (7.4°C) and 59°F (15°C). The arrival of October corresponds with a reduction in the average high-temperature, down from September's agreeable 71.6°F (22°C) to a mild 59°F (15°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Hartstown, Pennsylvania, with an average temperature fluctuating between 45.9°F (7.7°C) and 34.2°F (1.2°C). In Hartstown, the beginning of November is marked by a lowered average high-temperature, shifting from October's refreshing 59°F (15°C) to a frosty 45.9°F (7.7°C). Weather in November »
Weather in December
December, the first month of the winter in Hartstown, is also a wintry month, with an average temperature ranging between max 37°F (2.8°C) and min 27.5°F (-2.5°C). December is marked by a subtle drop in average high-temperatures, transitioning from a frosty 45.9°F (7.7°C) in November to a cold 37°F (2.8°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
What is the coldest time of year?
January stands out as Hartstown's coldest month, with an average high-temperature of 30.4°F (-0.9°C) and a low-temperature of 18.9°F (-7.3°C).
How much does it rain?
In Hartstown, during the entire year, the rain falls for 167.5 days and collects up to 24.29" (617mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 20.7 days and accumulates 6.42" (163mm) of snow.
How many days does it snow?
In Hartstown, during the entire year, snow falls for 79.8 days and aggregates up to 25.39" (645mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 2.4h of sunshine.
What is the most humid month?
The most humid month is February, with an average relative humidity of 89%.
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 are the least humid months?
The months with the lowest humidity are April through August, with an average relative humidity of 80%.
What is the rainiest month?
June is the month with the most rainfall in Hartstown. Rain falls for 16.6 days and accumulates 2.72" (69mm) of precipitation.
When it does not snow?
In Hartstown, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What part of the year is the hottest?
July stands out as Hartstown's warmest month, with an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 61°F (16.1°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.2h of sunshine.
When is the highest UV index in Hartstown?
The month with the highest UV index is July, with an average maximum UV index of 6.
What is the driest month?
November is the month with the least rainfall. Rain falls for 13.1 days and accumulates 1.42" (36mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Hartstown, PA
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Hartstown, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Hartstown, PA
- Average wind speed in January:
9.2mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.2mph - Average wind speed in April:
8mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.4mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.5mph - Average wind speed in October:
7.8mph - Average wind speed in November:
8.4mph - Average wind speed in December:
8.8mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity
Hartstown, PA
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, May, June, July and August (80%).
Average rainfall
Hartstown, PA
- Average rainfall in January:
1.81" - Average rainfall in February:
1.57" - Average rainfall in March:
1.89" - Average rainfall in April:
2.32" - Average rainfall in May:
2.44" - Average rainfall in June:
2.72"
- Average rainfall in July:
2.24" - Average rainfall in August:
1.97" - Average rainfall in September:
1.61" - Average rainfall in October:
2.44" - Average rainfall in November:
1.42" - Average rainfall in December:
1.85"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days
Hartstown, PA
- Average rainfall days in January:
7.6 days - Average rainfall days in February:
8.6 days - Average rainfall days in March:
11.2 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
17 days - Average rainfall days in September:
14.8 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
13.1 days - Average rainfall days in December:
10.8 days
The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is January (7.6 days).
Average snowfall
Hartstown, PA
- Average snowfall in January:
6.42" - Average snowfall in February:
5.08" - Average snowfall in March:
2.76" - Average snowfall in April:
1.18" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Hartstown, PA
- Average snowfall days in January:
20.7 days - Average snowfall days in February:
16.8 days - Average snowfall days in March:
10.4 days - Average snowfall days in April:
4.3 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:
0.7 days - Average snowfall days in November:
9.9 days - Average snowfall days in December:
16.5 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hartstown, 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 3min - 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 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
2h and 2min - Average sunshine in February:
2h and 5min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
4h and 5min - Average sunshine in November:
4h and 1min - Average sunshine in December:
2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days
Hartstown, PA
- Average sunshine days in January:
6.8 days - Average sunshine days in February:
6.7 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
9.7 days - Average sunshine days in May:
12.2 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
12.5 days - Average sunshine days in August:
12 days - Average sunshine days in September:
12.4 days - Average sunshine days in October:
10.6 days - Average sunshine days in November:
11.8 days - Average sunshine days in December:
7 days
The month with the most sunshine days is July (12.5 days).
The month with the least sunshine days is February (6.7 days).
Average UV index
Hartstown, PA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Hartstown, PA
The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility
Hartstown, PA
The months with the highest visibility are April, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Hartstown, Pennsylvania, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location