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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, in Dover, Pennsylvania, is a wintry winter month, with an average temperature varying between 22.8°F (-5.1°C) and 35.8°F (2.1°C). January stands out as Dover's coldest month, with an average high-temperature of 35.8°F (2.1°C) and a low-temperature of 22.8°F (-5.1°C). Weather in January »
Weather in February
February, the last month of the winter in Dover, is also a wintry month, with an average temperature varying between 39.6°F (4.2°C) and 24.6°F (-4.1°C). The beginning of February reveals an average high-temperature of a still cold 39.6°F (4.2°C), showing minimal deviation from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Dover, is a chilly month, with an average temperature varying between 32.5°F (0.3°C) and 48.4°F (9.1°C). Observing a slight rise in March, the average high-temperature shifts from February's icy 39.6°F (4.2°C) to a chilly 48.4°F (9.1°C). Weather in March »
Weather in April
April in Dover, Pennsylvania, is an enjoyable spring month, with temperature in the range of an average high of 60.8°F (16°C) and an average low of 42.4°F (5.8°C). The arrival of April brings a change in Dover's weather, with average high-temperatures moving from March's frosty 48.4°F (9.1°C) to a refreshing 60.8°F (16°C). Weather in April »
Weather in May
May, the last month of the spring in Dover, is an agreeable month, with temperature in the range of an average high of 70.7°F (21.5°C) and an average low of 52.3°F (11.3°C). The shift from April to May brings an increase in the average high-temperature, moving from a refreshing 60.8°F (16°C) to a pleasant 70.7°F (21.5°C). Weather in May »
Weather in June
June, the first month of the summer in Dover, is a warm month, with an average temperature fluctuating between 59.7°F (15.4°C) and 78.4°F (25.8°C). Dover observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's agreeable 70.7°F (21.5°C) to a moderately hot 78.4°F (25.8°C). Weather in June »
Weather in July
July, like June, in Dover, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 64.4°F (18°C). In Dover, the peak average temperatures are observed in July, with a high of 83.8°F (28.8°C) and a low of 64.4°F (18°C). In July, the heat index is evaluated at a tropical 91.4°F (33°C). Weather in July »
Weather in August
August, the last month of the summer in Dover, is also a moderately hot month, with an average temperature varying between 81.1°F (27.3°C) and 63°F (17.2°C). With the advent of August, Dover experiences an average high-temperature of a still warm 81.1°F (27.3°C), mirroring a close resemblance to the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Dover, is still a warm month, with an average temperature ranging between max 75°F (23.9°C) and min 56.5°F (13.6°C). Start of September brings a slight shift in the average high-temperature, dipping a bit from August's 81.1°F (27.3°C) to a still warm 75°F (23.9°C). Weather in September »
Weather in October
October, like September, in Dover, Pennsylvania, is another comfortable autumn month, with temperature in the range of an average high of 63.3°F (17.4°C) and an average low of 46.8°F (8.2°C). The arrival of October indicates a decrease in the average high-temperature, moving from a warm 75°F (23.9°C) in September to an enjoyable 63.3°F (17.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Dover, is also a fresh month, with an average temperature varying between 36°F (2.2°C) and 50.9°F (10.5°C). Arrival of November comes with a reduction in the average high-temperature, falling from a refreshing 63.3°F (17.4°C) in October to a cool 50.9°F (10.5°C). Weather in November »
Weather in December
December, the first month of the winter in Dover, is still a cold month, with an average temperature fluctuating between 29.8°F (-1.2°C) and 42.1°F (5.6°C). December's onset introduces a mild reduction in the average high-temperature, from a cool 50.9°F (10.5°C) in November to a wintry 42.1°F (5.6°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 part of the year is the coldest?
In Dover, January registers the lowest temperatures, averaging 35.8°F (2.1°C) at the peak and 22.8°F (-5.1°C) at the lowest.
What is the driest month?
January is the month with the least rainfall. Rain falls for 6.7 days and accumulates 1.02" (26mm) of precipitation.
How much does it rain?
In Dover, during the entire year, the rain falls for 133.5 days and collects up to 16.89" (429mm) of precipitation.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month in Dover?
The month with the most snowfall is January, when snow falls for 5.2 days and typically aggregates up to 2.09" (53mm) of snow.
How much does it snow?
In Dover, during the entire year, snow falls for 20 days and aggregates up to 7.56" (192mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the most humid month?
The months with the highest humidity are February, May and October, with an average relative humidity of 80%.
What is the month with the least sunshine?
With an average of 4.6h of sunshine, February has the least sunshine of the year in Dover.
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 is the least humid month?
With an average relative humidity of 75%, April is the least humid month.
When it does not snow in Dover?
In Dover, snow does not fall in May through September.
When is the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What time of the year is the hottest?
In Dover, the average temperatures in July are the highest, with a peak at 83.8°F (28.8°C) and a low of 64.4°F (18°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.6h of sunshine.
What is the rainiest month?
August is the month with the most rainfall in Dover, Pennsylvania. Rain falls for 14.4 days and accumulates 2.01" (51mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year.
Average temperature
Dover, 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 (35.8°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure
Dover, PA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"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:
29.94"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:
30.14"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 (29.94"Hg).
Average wind speed
Dover, PA
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.6mph - Average wind speed in March:
8.7mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.7mph - Average wind speed in June:
6.1mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.9mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.9mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Dover, PA
The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall
Dover, PA
- Average rainfall in January:
1.02" - Average rainfall in February:
1.06" - Average rainfall in March:
1.22" - Average rainfall in April:
1.22" - Average rainfall in May:
1.69" - Average rainfall in June:
1.54"
- Average rainfall in July:
1.85" - Average rainfall in August:
2.01" - Average rainfall in September:
1.1" - Average rainfall in October:
1.61" - Average rainfall in November:
1.34" - Average rainfall in December:
1.22"
The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days
Dover, PA
- Average rainfall days in January:
6.7 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
13.7 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
14.5 days - Average rainfall days in August:
14.4 days - Average rainfall days in September:
11.2 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
8.4 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.7 days).
Average snowfall
Dover, PA
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Dover, PA
- Average snowfall days in January:
5.2 days - Average snowfall days in February:
5.5 days - Average snowfall days in March:
4.1 days - Average snowfall days in April:
0.3 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:
0.1 days - Average snowfall days in November:
0.7 days - Average snowfall days in December:
4 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Dover, 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 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
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 5min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 3min - Average sunshine in May:
8h and 3min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
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
Dover, PA
- Average sunshine days in January:
20.1 days - Average sunshine days in February:
16.2 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
13.4 days
- Average sunshine days in July:
12.7 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
20.8 days - Average sunshine days in December:
19.8 days
The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are May and July (12.7 days).
Average UV index
Dover, 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
Dover, PA
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Dover, 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).