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
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Exeter, Pennsylvania, with an average temperature fluctuating between 18.7°F (-7.4°C) and 30.4°F (-0.9°C). January, with its high-temperature average of 30.4°F (-0.9°C) and a low-temperature average of 18.7°F (-7.4°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Exeter, Pennsylvania, with an average temperature varying between 34.3°F (1.3°C) and 20.7°F (-6.3°C). Exeter records an average high-temperature of a cold 34.3°F (1.3°C) in February, closely mirroring the climate of the previous month. Weather in February »
Weather in March
March, the first month of the spring in Exeter, is also an icy month, with an average temperature fluctuating between 42.6°F (5.9°C) and 27.1°F (-2.7°C). In Exeter, stepping into March brings a gentle temperature nudge, moving slightly up from February's wintry 34.3°F (1.3°C) to a still cold 42.6°F (5.9°C). Weather in March »
Weather in April
April in Exeter, Pennsylvania, is a cool spring month, with an average temperature ranging between max 55°F (12.8°C) and min 37.2°F (2.9°C). April's arrival is marked by an increase in the average high-temperature, moving from a cold 42.6°F (5.9°C) in March to a fresh 55°F (12.8°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Exeter, Pennsylvania, with an average temperature ranging between min 47.8°F (8.8°C) and max 67.5°F (19.7°C). The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a fresh 55°F (12.8°C) in April to a comfortable 67.5°F (19.7°C). Weather in May »
Weather in June
June, the first month of the summer in Exeter, is a warm month, with an average temperature ranging between min 54.5°F (12.5°C) and max 75.2°F (24°C). In Exeter, the average high-temperature in June slightly rises, from a refreshing 67.5°F (19.7°C) in May, to a moderately hot 75.2°F (24°C). Weather in June »
Weather in July
July, like June, in Exeter, Pennsylvania, is another warm summer month, with an average temperature ranging between min 58.8°F (14.9°C) and max 80.8°F (27.1°C). July, having an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 58.8°F (14.9°C), is the warmest month. The heat index value during July is calculated to be a tropical 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Exeter, Pennsylvania, with an average temperature ranging between min 57.2°F (14°C) and max 78.4°F (25.8°C). On the advent of August, Exeter's average high-temperature exhibits a minor adjustment to a still warm 78.4°F (25.8°C) from July's 80.8°F (27.1°C). Weather in August »
Weather in September
September, the first month of the autumn in Exeter, is also an agreeable month, with an average temperature varying between 51.6°F (10.9°C) and 71.4°F (21.9°C). September sees a slight reduction in average high-temperature, with a shift from a moderately hot 78.4°F (25.8°C) in August to an agreeable 71.4°F (21.9°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Exeter, Pennsylvania, with temperature in the range of an average high of 59°F (15°C) and an average low of 43°F (6.1°C). The start of October signals a decrease in the average high-temperature, transitioning from an agreeable 71.4°F (21.9°C) in September 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 Exeter, Pennsylvania, with an average temperature ranging between max 46.2°F (7.9°C) and min 32.4°F (0.2°C). The onset of November introduces a moderate change in Exeter's weather, with average high-temperatures falling from October's moderate 59°F (15°C) to a frosty 46.2°F (7.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Exeter, Pennsylvania, with an average temperature fluctuating between 25.9°F (-3.4°C) and 36.5°F (2.5°C). In December, the meteorological conditions alter, with the average high-temperature shifting from a frosty 46.2°F (7.9°C) in November to a cold 36.5°F (2.5°C). Weather in December »
Updated: Jul 5, 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 is the coldest month, with an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.7°F (-7.4°C).
How many days does it rain?
In Exeter, during the entire year, the rain falls for 162.1 days and collects up to 24.53" (623mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
In Exeter, during the entire year, snow falls for 49.4 days and aggregates up to 19.92" (506mm) of snow.
What are the months with the least sunshine?
January and February, with an average of 3.7h of sunshine, are months with the least sunshine.
What is the most humid month?
The months with the highest humidity are February and December, with an average relative humidity of 84%.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 11.8 days and accumulates 5.87" (149mm) of snow.
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, June and July, with an average relative humidity of 78%.
What is the month with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
When it does not snow in Exeter?
June through September are months without snowfall in Exeter.
When are the longest days?
The month with the longest days is June, with an average of 15h and 6min of daylight.
What month is the hottest in Exeter?
In Exeter, July is identified by the average highest temperatures, reaching a peak of 80.8°F (27.1°C) and a low of 58.8°F (14.9°C).
What is the wettest month?
The month with the most rainfall is July, when the rain falls for 18.1 days and typically aggregates up to 2.6" (66mm) of precipitation.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.2h of sunshine.
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.54" (39mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
When is the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Exeter, PA
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure
Exeter, PA
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"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:
30.07"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
Exeter, PA
- Average wind speed in January:
8mph - Average wind speed in February:
8mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6.1mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.6mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Exeter, PA
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall
Exeter, PA
- Average rainfall in January:
1.73" - Average rainfall in February:
1.69" - Average rainfall in March:
1.97" - Average rainfall in April:
2.17" - Average rainfall in May:
2.52" - Average rainfall in June:
2.4"
- Average rainfall in July:
2.6" - Average rainfall in August:
2.44" - Average rainfall in September:
1.54" - Average rainfall in October:
2.01" - Average rainfall in November:
1.73" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days
Exeter, PA
- Average rainfall days in January:
8.6 days - Average rainfall days in February:
8.7 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
15.4 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
16.2 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
13 days - Average rainfall days in November:
11 days - Average rainfall days in December:
11 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.6 days).
Average snowfall
Exeter, PA
The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Exeter, PA
- Average snowfall days in January:
13.6 days - Average snowfall days in February:
11.8 days - Average snowfall days in March:
8.6 days - Average snowfall days in April:
1.8 days - Average snowfall days in May:
0.3 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:
0.2 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
9.6 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Exeter, 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 2min
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 18min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 0min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days
Exeter, PA
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
13 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
14.9 days - Average sunshine days in November:
16.2 days - Average sunshine days in December:
13.5 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is July (10.3 days).
Average UV index
Exeter, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Exeter, PA
The months with the most cloud cover are January, February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility
Exeter, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).