Climate and monthly weather forecastMount Heron, VA
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Mount Heron, Virginia, with an average temperature ranging between max 38.8°F (3.8°C) and min 24.4°F (-4.2°C). Mount Heron experiences its lowest average temperatures in January, reaching a peak of 38.8°F (3.8°C) and a minimum of 24.4°F (-4.2°C). Weather in January »Weather in February
The last month of the winter, February, is a chilly month in Mount Heron, Virginia, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 43.7°F (6.5°C). With the onset of February, a modest change to a chilly 43.7°F (6.5°C) from January's 38.8°F (3.8°C) is noted in high-temperature. Weather in February »Weather in March
The first month of the spring, March, is a fresh month in Mount Heron, Virginia, with an average temperature varying between 34.2°F (1.2°C) and 51.6°F (10.9°C). March's onset is marked by a subtle temperature increase, moving from a chilly 43.7°F (6.5°C) in February to a fresh 51.6°F (10.9°C). Weather in March »Weather in April
April is a comfortable spring month in Mount Heron, Virginia, with temperature in the range of an average high of 63.3°F (17.4°C) and an average low of 42.8°F (6°C). Mount Heron sees an increase in the average high-temperature with the arrival of April, moving from March's cool 51.6°F (10.9°C) to a comfortable 63.3°F (17.4°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Mount Heron, Virginia, with an average temperature varying between 51.3°F (10.7°C) and 72°F (22.2°C). May introduces a minor temperature shift, with average high-temperatures adjusting from April's comfortable 63.3°F (17.4°C) to a pleasant 72°F (22.2°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Mount Heron, Virginia, with an average temperature fluctuating between 56.1°F (13.4°C) and 79.3°F (26.3°C). With the transition into June, Mount Heron experiences a subtle uplift in average high-temperatures, adjusting from an agreeable 72°F (22.2°C) in May to a warm 79.3°F (26.3°C). Weather in June »Weather in July
July, like June, in Mount Heron, Virginia, is another warm summer month, with an average temperature fluctuating between 59.7°F (15.4°C) and 82.6°F (28.1°C). July, recognised by an average high temperature of 82.6°F (28.1°C) and a low of 59.7°F (15.4°C), is Mount Heron's warmest month. The heat index value during July is appraised at a hot 89.6°F (32°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Mount Heron, Virginia, with an average temperature ranging between min 57.7°F (14.3°C) and max 81.7°F (27.6°C). The advent of August sees the average high-temperature at a still warm 81.7°F (27.6°C), subtly shifted from July's 82.6°F (28.1°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Mount Heron, Virginia, with an average temperature fluctuating between 76.1°F (24.5°C) and 53.6°F (12°C). The arrival of September corresponds with a light shift in temperature, down from 81.7°F (27.6°C) in August to a still moderately hot 76.1°F (24.5°C). Weather in September »Weather in October
October, like September, in Mount Heron, Virginia, is another refreshing autumn month, with an average temperature fluctuating between 63.9°F (17.7°C) and 43.9°F (6.6°C). Welcoming October, Mount Heron observes a shift in the average high-temperature, falling from September's warm 76.1°F (24.5°C) to a comfortable 63.9°F (17.7°C). Weather in October »Weather in November
November, the last month of the autumn in Mount Heron, is another cool month, with an average temperature fluctuating between 34.5°F (1.4°C) and 52.3°F (11.3°C). Mount Heron's transition into November involves a shift in temperature, receding from a refreshing 63.9°F (17.7°C) in October to a cool 52.3°F (11.3°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Mount Heron, Virginia, with an average temperature fluctuating between 44.2°F (6.8°C) and 30.6°F (-0.8°C). With the onset of December, Mount Heron's average high-temperature slightly adjusts, moderately receding from November's cool 52.3°F (11.3°C) to a chilly 44.2°F (6.8°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Mount Heron, VA
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (38.8°F).
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure
Mount Heron, VA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.02"Hg - Average pressure in August:
30.03"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.07"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed
Mount Heron, VA
- Average wind speed in January:
7.3mph - Average wind speed in February:
7.3mph - Average wind speed in March:
6.9mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
4.7mph - Average wind speed in August:
4.2mph - Average wind speed in September:
4.5mph - Average wind speed in October:
5.5mph - Average wind speed in November:
5.8mph - Average wind speed in December:
6.6mph
The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity
Mount Heron, VA
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall
Mount Heron, VA
- Average rainfall in January:
1.65" - Average rainfall in February:
2.72" - Average rainfall in March:
1.89" - Average rainfall in April:
2.2" - Average rainfall in May:
2.48" - Average rainfall in June:
2.01"
- Average rainfall in July:
2.01" - Average rainfall in August:
1.73" - Average rainfall in September:
1.14" - Average rainfall in October:
1.77" - Average rainfall in November:
1.69" - Average rainfall in December:
2.01"
The wettest month (with the highest rainfall) is February (2.72").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days
Mount Heron, VA
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.9 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
17.6 days - Average rainfall days in August:
14.9 days - Average rainfall days in September:
13.2 days - Average rainfall days in October:
10.1 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (8.5 days).
Average snowfall
Mount Heron, VA
- Average snowfall in January:
3.74" - Average snowfall in February:
3.78" - Average snowfall in March:
3.43" - Average snowfall in April:
0.98" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Mount Heron, VA
- Average snowfall days in January:
9 days - Average snowfall days in February:
9.5 days - Average snowfall days in March:
6 days - Average snowfall days in April:
1.6 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:
0.6 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
6.8 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Heron, 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 24min - Average daylight in August:
13h and 30min - 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 42min
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 42min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
5h and 6min - Average sunshine in March:
6h and 12min - Average sunshine in April:
8h and 18min - Average sunshine in May:
9h and 6min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 24min - Average sunshine in October:
6h and 6min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 48min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Mount Heron, VA
- Average sunshine days in January:
14.6 days - Average sunshine days in February:
11.4 days - Average sunshine days in March:
12.4 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
13.5 days - Average sunshine days in September:
14.2 days - Average sunshine days in October:
18.3 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
16.5 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (10.3 days).
Average UV index
Mount Heron, VA
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Mount Heron, VA
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility
Mount Heron, VA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





