Portsmouth city Climate
Portsmouth city, Virginia
Avg Annual Temp
61.0°F
Annual Precip
49.4"
Annual Snowfall
4.6"
Extreme Heat Days
37.63333333333333
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
DryWet❄= snowfall
❄3.3"
❄2.9"
❄3.7"
3.4"
3.8"
4.6"
5.7"
5.9"
5.6"
4.0"
3.2"
❄3.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seasonal Overview
National Comparison
Warmer than 75% of US counties
Wetter than 73% of US counties
More seasonal variation than 29% of US counties
Frequently Asked Questions
What is the average temperature in Portsmouth city?
The average annual temperature in Portsmouth city, VA is 61.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Portsmouth city get?
Portsmouth city receives an average of 49.4 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Portsmouth city?
Yes, Portsmouth city receives an average of 4.6 inches of snowfall per year according to NOAA climate normals.
How hot does Portsmouth city get in summer?
The average summer temperature (June-August) in Portsmouth city is 78.3°F. The county experiences an average of 37.63333333333333 days per year above 90°F.
How cold are winters in Portsmouth city?
The average winter temperature (December-February) in Portsmouth city is 43.6°F. January, typically the coldest month, averages 41.6°F.
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.