Climate and monthly weather forecastOnancock, VA
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Onancock, Virginia, with an average temperature ranging between max 43.5°F (6.4°C) and min 35.2°F (1.8°C). January, with average temperatures reaching a high of 43.5°F (6.4°C) and a low of 35.2°F (1.8°C), is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is another chilly month in Onancock, Virginia, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 36.5°F (2.5°C). Transitioning into February, Onancock records an average high-temperature of a still frosty 45.1°F (7.3°C), almost identical to January's 43.5°F (6.4°C). Weather in February »Weather in March
The first month of the spring, March, is a cool month in Onancock, Virginia, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 50°F (10°C). With the onset of March, the average high-temperature stands at a fresh 50°F (10°C), closely aligned with February's 45.1°F (7.3°C). Weather in March »Weather in April
April in Onancock, Virginia, is a mild spring month, with temperature in the range of an average low of 51.8°F (11°C) and an average high of 59.4°F (15.2°C). The onset of April marks an increase in the average high-temperature, moving from a fresh 50°F (10°C) in March to a mild 59.4°F (15.2°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Onancock, Virginia, with an average temperature varying between 68.5°F (20.3°C) and 60.8°F (16°C). Onancock's weather in May shows a rise in the average high-temperature, moving up from April's refreshing 59.4°F (15.2°C) to an agreeable 68.5°F (20.3°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Onancock, Virginia, with an average temperature ranging between max 77.4°F (25.2°C) and min 70.3°F (21.3°C). June witnesses a minor rise in the average high-temperature, transitioning from an agreeable 68.5°F (20.3°C) in May to a warm 77.4°F (25.2°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Onancock, Virginia, with an average temperature fluctuating between 75.7°F (24.3°C) and 82°F (27.8°C). July is the warmest month, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 75.7°F (24.3°C). For most parts of July, the heat index is computed to be a hot 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Onancock, Virginia, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 75°F (23.9°C). Onancock greets August with an average high-temperature of a still moderately hot 81°F (27.2°C), marking a slight deviation from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Onancock, is also a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 70.3°F (21.3°C). Onancock starts September with an average high-temperature of a still moderately hot 76.1°F (24.5°C), hinting at a minimal fluctuation from August. Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Onancock, Virginia, with an average temperature ranging between max 67.1°F (19.5°C) and min 60.3°F (15.7°C). Start of October brings a shift in the average high-temperature, falling from September's moderately hot 76.1°F (24.5°C) to a refreshing 67.1°F (19.5°C). Weather in October »Weather in November
The last month of the autumn, November, is also a moderate month in Onancock, Virginia, with an average temperature ranging between min 48.7°F (9.3°C) and max 56.1°F (13.4°C). A shift in the average high-temperature occurs in November, reducing from a comfortable 67.1°F (19.5°C) in October to a moderate 56.1°F (13.4°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Onancock, Virginia, with an average temperature ranging between min 41.7°F (5.4°C) and max 48.9°F (9.4°C). December is characterized by a slight reduction in average high-temperature, easing from a mild 56.1°F (13.4°C) in November to a frosty 48.9°F (9.4°C). Weather in December »Updated: Aug 29, 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
January, known for its average high temperature of 43.5°F (6.4°C) and an average low temperature of 35.2°F (1.8°C), is the coldest month.
The months with the lowest humidity are January and November, with an average relative humidity of 74%.
January and November are months with the least rain when the rain falls for 11.1 days and typically aggregates up to 2.44" (62mm) of rain.
Throughout the year, there are 175.7 rainfall days, and 37.72" (958mm) of precipitation is accumulated.
Months with snowfall are January through March and December.
In Onancock, during the entire year, snow falls for 6 days and aggregates up to 1.5" (38mm) of snow.
With an average maximum UV index of 2, January is the month with the lowest UV index.
February is the month with the most snowfall. Snow falls for 2.4 days and accumulates 0.79" (20mm) of snow.
The month with the least sunshine is February, with an average of 5.2h 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.
In Onancock, snow does not fall in April through November.
May is the most humid month, with an average relative humidity of 80%.
The month with the longest days in Onancock is June, with an average of 14h and 42min of daylight.
Onancock's warmest weather arrives in July, when temperatures average a high of 82°F (27.8°C) and a low of 75.7°F (24.3°C).
July has the most sunshine of the year, with an average of 11h of sunshine.
The months with the highest UV index in Onancock, Virginia, are July and August, with an average maximum UV index of 7.
August is the month with the most rainfall. Rain falls for 18.3 days and accumulates 4.29" (109mm) of precipitation.
With an average of 9h and 36min of daylight, December has the shortest days of the year.
Average temperature
Onancock, VA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (43.5°F).
The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure
Onancock, VA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"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
Onancock, VA
- Average wind speed in January:
13.1mph - Average wind speed in February:
12.8mph - Average wind speed in March:
12.9mph - Average wind speed in April:
12.7mph - Average wind speed in May:
11.1mph - Average wind speed in June:
10.1mph
- Average wind speed in July:
9.4mph - Average wind speed in August:
9.2mph - Average wind speed in September:
10.9mph - Average wind speed in October:
12.2mph - Average wind speed in November:
12.7mph - Average wind speed in December:
12.4mph
The windiest month (with the highest average wind speed) is January (13.1mph).
The calmest month (with the lowest average wind speed) is August (9.2mph).
Average humidity
Onancock, VA
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall
Onancock, VA
- Average rainfall in January:
2.44" - Average rainfall in February:
2.83" - Average rainfall in March:
2.87" - Average rainfall in April:
3.03" - Average rainfall in May:
2.99" - Average rainfall in June:
3.15"
- Average rainfall in July:
3.98" - Average rainfall in August:
4.29" - Average rainfall in September:
3.07" - Average rainfall in October:
3.58" - Average rainfall in November:
2.44" - Average rainfall in December:
3.03"
The wettest month (with the highest rainfall) is August (4.29").
The driest months (with the least rainfall) are January and November (2.44").
Average rainfall days
Onancock, VA
- Average rainfall days in January:
11.1 days - Average rainfall days in February:
11.2 days - Average rainfall days in March:
15.8 days - Average rainfall days in April:
15.4 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
19.5 days - Average rainfall days in August:
18.3 days - Average rainfall days in September:
14.6 days - Average rainfall days in October:
13 days - Average rainfall days in November:
10.9 days - Average rainfall days in December:
12.5 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (10.9 days).
Average snowfall
Onancock, VA
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days
Onancock, VA
- Average snowfall days in January:
1.3 days - Average snowfall days in February:
2.4 days - Average snowfall days in March:
0.9 days - Average snowfall days in April:
0.2 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:
0.3 days - Average snowfall days in December:
0.9 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Onancock, VA
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 42min
- Average daylight in July:
14h and 30min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - Average daylight in December:
9h and 36min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 12min - Average sunshine in March:
7h and 6min - Average sunshine in April:
9h and 24min - Average sunshine in May:
9h and 48min - Average sunshine in June:
10h and 48min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 42min - Average sunshine in September:
9h and 36min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days
Onancock, VA
- Average sunshine days in January:
15.9 days - Average sunshine days in February:
13.4 days - Average sunshine days in March:
13.5 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
11.5 days
- Average sunshine days in July:
9.4 days - Average sunshine days in August:
10.1 days - Average sunshine days in September:
13.3 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
17.6 days - Average sunshine days in December:
15.9 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (9.4 days).
Average UV index
Onancock, VA
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover
Onancock, VA
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June, July and August (Cloud cover 26).
Average visibility
Onancock, VA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
