Mild
Average highs are around 21°C, so days are mild rather than hot.
October verdict
Good for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 6.6h per day, enough for a balanced month. Rainfall averages 77mm, which is relatively low for holiday planning.

Monthly averages
Temp
21°C
Rain
77mm
Sun
6.6h
Weather score
55
Good
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 77mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.6h per day, enough for a balanced month.
Map
Compare Portsmouth, Virginia, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
October21°C average high
October is close to Portsmouth's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
October77mm average rain
October sits on the drier side of Portsmouth's year, which helps with sightseeing and transfers.
Driest monthsJanuary to June and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
October6.6 hours average sun
October is below Portsmouth's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to August
This stretch has the strongest sunshine in the monthly averages.
October55 weather score
October sits close to Portsmouth's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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