October weather forecastCallao, VA
October
Weather in October
October, like September, in Callao, Virginia, is another refreshing autumn month, with an average temperature varying between 56.3°F (13.5°C) and 66.7°F (19.3°C).Temperature
The onset of October introduces a moderate change in Callao's weather, with average high-temperatures falling from September's moderately hot 77°F (25°C) to an enjoyable 66.7°F (19.3°C). An average temperature of 56.3°F (13.5°C) is recorded in Callao during the nights in October.Humidity
In Callao, the average relative humidity in October is 76%.Rainfall
In Callao, in October, during 10.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Callao, during the entire year, the rain falls for 147.5 days and collects up to 20.16" (512mm) of precipitation.Snowfall
April through October are months without snowfall in Callao.Daylight
In October, the average length of the day is 11h and 12min.On the first day of the month, sunrise is at 7:02 am and sunset at 6:48 pm. On the last day of October, sunrise is at 7:31 am and sunset at 6:08 pm EDT.
Sunshine
In October, the average sunshine in Callao, Virginia, is 5.8h.UV index
In October, the average daily maximum UV index in Callao is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In October, a daily UV index of 4 turns into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Callao, VA
- Average high temperature in October: 66.7°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in October: 56.3°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in October
Callao, VA
- Average pressure in October: 30.03"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 in October
Callao, VA
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in October
Callao, VA
- Average humidity in October: 76%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in October
Callao, VA
- Average rainfall in October: 1.57"
The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in October
Callao, VA
- Average rainfall days in October: 10.3 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in October
Callao, VA
- Average snowfall in October: 0"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Callao, VA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Callao, VA
- Average daylight in October: 11h and 12min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in October: 5h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in October
Callao, VA
- Average sunshine days in October: 18.7 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in October
Callao, VA
- Average UV index in October: 4
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 and December (UV index 2).
Average cloud cover in October
Callao, VA
- Average cloud cover in October: 35
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in October
Callao, VA
- Average visibility in October: 6mi
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).





