Best Time to Visit Portsmouth
Best time: Jul, Aug, Jun, May.
Jul is warmest (21.6°C high); Nov is rainiest (92 mm).
Portsmouth weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 8.1 | 2.8 | 90 | 1.3 |
| Feb | 7.9 | 2.4 | 59 | 2.3 |
| Mar | 10 | 3.8 | 67 | 4.1 |
| Apr | 12.6 | 5 | 49 | 6.1 |
| May | 16.5 | 8 | 46 | 7.9 |
| Jun | 19.2 | 10.9 | 54 | 8.5 |
| Jul | 21.6 | 13.1 | 43 | 8.2 |
| Aug | 21.4 | 13 | 52 | 7.1 |
| Sep | 18.6 | 11 | 71 | 5.1 |
| Oct | 14.9 | 8.3 | 85 | 2.9 |
| Nov | 11.1 | 5.1 | 92 | 1.6 |
| Dec | 9.2 | 3.8 | 90 | 1 |
Average high temperature
Best months by activity
Overall: JulAugJunMay
Beaches: JulAugJun
Hiking: JulMayJunAug
Sightseeing: JulJunAugMay
Portsmouth quick facts
What to pack
Cold months (Jan, Feb, Mar, Dec): warm layers and a coat.
Wet months (Nov): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Portsmouth?
Jul, Aug, Jun, May.
What is the rainiest month?
Nov, about 92 mm.
What is the warmest month?
Jul, with average highs of 21.6°C.
Where to stay
See Portsmouth hotels · Book Portsmouth tours & activities
All destinations · Best time to visit London · Best time to visit Cambridge · Best time to visit London · Best time to visit York
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.