Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average sea temperature in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
November in Portsmouth shows a mild decline in the average high-temperature, falling from October's agreeable 69.8°F (21°C) to a refreshing 58.3°F (14.6°C). Portsmouth records a consistent low-temperature of 47.3°F (8.5°C) during November nights.Humidity
July and November, with an average relative humidity of 74%, are the least humid months.Rainfall
November is the month with the least rainfall. Rain falls for 8.3 days and accumulates 1.1" (28mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. November is the first month it typically snows. Throughout November, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 5.3 snowfall days, and 1.18" (30mm) of snow is accumulated.Ocean temperature
In Portsmouth, the average seawater temperature in November is 59.7°F (15.4°C).Note: Most people do not enjoy swimming in water that is 59.7°F (15.4°C). Breathing becomes increasingly challenging as the water temperature dips under 69.8°F (21°C).
Daylight
The average length of the day in November in Portsmouth is 10h and 13min.On the first day of the month, sunrise is at 7:29 am and sunset at 6:07 pm EDT. On the last day of November, sunrise is at 6:59 am and sunset at 4:49 pm EST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from EDT to EST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from EST to EDT.
Sunshine
The average sunshine in November is 5.7h.UV index
The average daily maximum UV index in November is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 3 in November transforms into this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in November?
What is the least humid month?
What is the average humidity in November?
What is the driest month?
How much does it rain in November?
When does it start to snow?
What is the ocean temperature in November?
How many hours of daylight does Portsmouth have in November?
When are sunrise and sunset in November?
When does Daylight Saving Time (DST) end in November?
How many hours of sunshine does Portsmouth have in November?
What is the UV index reading in November?
Average temperature in November
Portsmouth, VA
- Average high temperature in November: 58.3°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (45.9°F).
- Average low temperature in November: 47.3°F
The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in November
Portsmouth, VA
- Average pressure in November: 30.13"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in November
Portsmouth, VA
- Average wind speed in November: 9.6mph
The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).
Average humidity in November
Portsmouth, VA
- Average humidity in November: 74%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and November (74%).
Average rainfall in November
Portsmouth, VA
- Average rainfall in November: 1.1"
The wettest month (with the highest rainfall) is August (2.52").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days in November
Portsmouth, VA
- Average rainfall days in November: 8.3 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in November
Portsmouth, VA
- Average snowfall in November: 0.04"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in November
Portsmouth, VA
- Average snowfall days in November: 0.3 days
The month with the highest number of snowfall days is January (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in November
Portsmouth, VA
- Average sea temperature in November: 59.8°F
The best month for swimming (with the highest average sea temperature) is August (80°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).
Average daylight in November /
Average sunshine in November
Portsmouth, VA
- Average daylight in November: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in November: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in November
Portsmouth, VA
- Average sunshine days in November: 19.4 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is August (10.8 days).
Average UV index in November
Portsmouth, VA
- Average UV index in November: 3
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 in November
Portsmouth, VA
- Average cloud cover in November: 36
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in November
Portsmouth, VA
- Average visibility in November: 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).
Portsmouth, Virginia, USA
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