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
The commencement of October involves a temperature shift, with the average high-temperature dropping from a warm 79°F (26.1°C) in September to an enjoyable 67.5°F (19.7°C). Throughout the nights in October, Port Royal experiences an average low-temperature of 52°F (11.1°C).Humidity
The average relative humidity in October in Port Royal is 77%.Rainfall
In Port Royal, in October, it is raining for 11.4 days, with typically 2.56" (65mm) of accumulated precipitation. In Port Royal, during the entire year, the rain falls for 158.1 days and collects up to 30.47" (774mm) of precipitation.Snowfall
May through October are months without snowfall in Port Royal.Daylight
In Port Royal, the average length of the day in October is 11h and 11min.On the first day of October in Port Royal, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:10 pm EDT.
Sunshine
In October, the average sunshine in Port Royal is 5.6h.UV index
In Port Royal, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in October interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Port Royal in October?
What is the average humidity in October in Port Royal?
How many days does it rain in October in Port Royal?
When it does not snow in Port Royal?
Does it snow in Port Royal in October?
What is the average length of the day in October in Port Royal?
What time are sunrise and sunset in October in Port Royal?
How long on average sun shines in October in Port Royal?
How high is the UV index in October in Port Royal?
Average temperature in October
Port Royal, VA
- Average high temperature in October: 67.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in October: 52°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in October
Port Royal, VA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in October
Port Royal, VA
- Average wind speed in October: 6.9mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in October
Port Royal, VA
- Average humidity in October: 77%
The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in October
Port Royal, VA
- Average rainfall in October: 2.56"
The wettest months (with the highest rainfall) are July and August (3.19").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in October
Port Royal, VA
- Average rainfall days in October: 11.4 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in October
Port Royal, VA
- Average snowfall in October: 0"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Port Royal, VA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Port Royal, VA
- Average daylight in October: 11h and 1min
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 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in October
Port Royal, VA
- Average sunshine days in October: 18.5 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.9 days).
Average UV index in October
Port Royal, 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, February and December (UV index 2).
Average cloud cover in October
Port Royal, VA
- Average cloud cover in October: 38
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in October
Port Royal, VA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Port Royal, Virginia, USA
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