Pori weather by month & the best time to visit
🇫🇮 Finland · seaside town · continental climate
The best time to visit Pori is July — its sunniest month (Sunshine Score 76/100), with August close behind. Pori averages about 1,876 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 72 mm of rain in July.
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- Sun hours / year
- 1,876
- Sunniest month
- July
- Peak score
- 76/100
- Rain / year
- 741 mm
- Snow / year
- ≈1.5 m
- Midday UV at peak
- 4 (moderate)
- Sea at warmest
- 21°C / 70°F
- Population
- 83k
- Elevation
- 11 m

When is the best time to visit Pori?
For sunshine, the best time to visit Pori is July, then August. The dullest month is January (0/100, 59 mm of rain). The full month-by-month picture is in the table below.
How sunny is Pori?
Pori gets a moderate 1,876 hours of sunshine a year. 76 Sunshine Score points separate July (76) from January (0), so the month you pick matters. Pori is the sunniest of the 20 destinations tracked in Finland. The year's 741 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -2° / 28°F | -6° / 21°F | 59 mm | 0 | 0° / 32°F |
| February | 0 | -2° / 28°F | -7° / 19°F | 46 mm | 0 | 0° / 32°F |
| March | 0 | 1° / 34°F | -5° / 23°F | 39 mm | 1 | 0° / 32°F |
| April | 0 | 7° / 45°F | 0° / 32°F | 42 mm | 2 | 3° / 37°F |
| May | 33 | 13° / 55°F | 5° / 41°F | 53 mm | 3 | 10° / 50°F |
| June | 58 | 17° / 63°F | 10° / 50°F | 67 mm | 4 | 19° / 66°F |
| July | 76 | 21° / 70°F | 14° / 57°F | 72 mm | 4 | 21° / 70°F |
| August | 76 | 20° / 68°F | 13° / 55°F | 73 mm | 3 | 20° / 68°F |
| September | 45 | 15° / 59°F | 9° / 48°F | 71 mm | 2 | 17° / 63°F |
| October | 0 | 8° / 46°F | 4° / 39°F | 78 mm | 1 | 11° / 52°F |
| November | 0 | 3° / 37°F | 0° / 32°F | 72 mm | 0 | 5° / 41°F |
| December | 0 | 0° / 32°F | -3° / 27°F | 69 mm | 0 | 1° / 34°F |
Sea temperature in Pori by month
The sea off Pori is warmest in July at around 21°C / 70°F, and coolest in January at 0°C / 32°F. The water sits at a comfortable 21°C or warmer roughly 1 month a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Pori on the interactive sunshine globe →
Nearby places for sunshine
- Helsinki (Vantaa) Finland · 213 km · best in Jul · 1,584 h sun/yr
- Umeå Sweden · 270 km · best in Jul · 1,887 h sun/yr
- Tallinn Estonia · 282 km · best in Jul · 1,693 h sun/yr
- Stockholm Sweden · 292 km · best in Jul · 1,710 h sun/yr
- Oulu / Oulunsalo Finland · 425 km · best in Jul · 1,711 h sun/yr
- Luleå Sweden · 454 km · best in Jul · 1,895 h sun/yr
Nearest destinations
- Tampere / Pirkkala Finland · 96 km · 1,564 h sun/yr · best in Aug
- Turku Finland · 108 km · 1,640 h sun/yr · best in Jul
- Vaasa Finland · 177 km · 1,870 h sun/yr · best in Jul
- Mariehamn Finland · 181 km · 1,841 h sun/yr · best in Jul
- Jyväskylä Finland · 228 km · 1,539 h sun/yr · best in Jul
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