Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Onset of October comes with a temperature decline, the average high falling from a warm 76.3°F (24.6°C) in September to an enjoyable 64.8°F (18.2°C). During the month of October, Herald anticipates a mean low-temperature of 45.1°F (7.3°C).Humidity
The average relative humidity in October is 79%.Rainfall
In October, the rain falls for 13.5 days. Throughout October, 3.07" (78mm) of precipitation is accumulated. Throughout the year, in Herald, there are 179.6 rainfall days, and 38.7" (983mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows in Herald. Throughout October, in the average 1.4 snowfall days, it receives 1.18" (30mm) of snow. In Herald, Virginia, during the entire year, snow falls for 45 days and aggregates up to 29.09" (739mm) of snow.Daylight
The average length of the day in October is 11h and 14min.On the first day of the month, sunrise is at 7:25 am and sunset at 7:12 pm. On the last day of October, in Herald, sunrise is at 7:53 am and sunset at 6:32 pm EDT.
Sunshine
In October, the average sunshine is 6h.UV index
In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during October leads to these advisories:
Ensure safety - Sun damage prevention is strongly urged. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
How many hours of daylight does Herald have in October?
When are sunrise and sunset in October?
How many hours of sunshine does Herald have in October?
What is the UV index intensity in October?
Average temperature in October
Herald, VA
- Average high temperature in October: 64.8°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in October: 45.1°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in October
Herald, VA
- Average pressure in October: 30.06"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in October
Herald, VA
- Average wind speed in October: 5.2mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in October
Herald, VA
- Average humidity in October: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and November (77%).
Average rainfall in October
Herald, VA
- Average rainfall in October: 3.07"
The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in October
Herald, VA
- Average rainfall days in October: 13.5 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in October
Herald, VA
- Average snowfall in October: 1.18"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Herald, VA
- Average snowfall days in October: 1.4 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Herald, VA
- Average daylight in October: 11h and 1min
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 October: 6h and 0min
The months with the most sunshine are June and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in October
Herald, VA
- Average sunshine days in October: 16.2 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in October
Herald, VA
- Average UV index in October: 3
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in October
Herald, VA
- Average cloud cover in October: 44
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in October
Herald, VA
- Average visibility in October: 5mi
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).
Herald, Virginia, USA
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