Porvoo Climate by Month
Porvoo, Uusimaa, Finland
Mild summers and freezing winters, with rain spread through the year.
Porvoo has mild summers and freezing winters, with rain spread through the year. Expect highs of 73°F (23°C) in July and 29°F (-2°C) in February, with the coldest nights (February) near 15°F (-9°C). It gets 26 in (653 mm) of rain a year, spread across the months. The air is humid, averaging 83% relative humidity.
- Warmest month
- 73°F(23°C)
- Average high, July
- Coldest nights
- 15°F(-9°C)
- Average low, February
- Rain per year
- 26 in(653 mm)
- No clear rainy season
- Humidity
- 83%
- Sunniest: June
Best and worst months in Porvoo
Best for weatherJuly is the best time for weather in Porvoo: highs near 73°F (23°C) and about 2.4 in (62 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; February is the coldest, with highs of only 29°F (-2°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Porvoo weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 29°F(-1°C) | 18°F(-8°C) | 1.9 in(49 mm) | 92% | 0.3 |
| FebFebruary | 29°F(-2°C) | 15°F(-9°C) | 1.6 in(40 mm) | 100% | 0.9 |
| MarMarch | 36°F(2°C) | 21°F(-6°C) | 1.5 in(38 mm) | 76% | 2.2 |
| AprApril | 48°F(9°C) | 31°F(-1°C) | 1.3 in(34 mm) | 74% | 3.6 |
| MayMay | 61°F(16°C) | 40°F(4°C) | 1.5 in(37 mm) | 64% | 5.2 |
| JunJune | 68°F(20°C) | 49°F(9°C) | 2.6 in(65 mm) | 72% | 5.6 |
| JulJulyBest | 73°F(23°C) | 54°F(12°C) | 2.4 in(62 mm) | 75% | 5.4 |
| AugAugust | 70°F(21°C) | 51°F(11°C) | 2.7 in(68 mm) | 78% | 4.2 |
| SepSeptember | 60°F(16°C) | 43°F(6°C) | 2.2 in(57 mm) | 85% | 2.4 |
| OctOctober | 48°F(9°C) | 36°F(2°C) | 2.9 in(73 mm) | 90% | 1.0 |
| NovNovember | 39°F(4°C) | 30°F(-1°C) | 2.7 in(69 mm) | 90% | 0.3 |
| DecDecember | 33°F(1°C) | 23°F(-5°C) | 2.4 in(61 mm) | 96% | 0.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
All 20 places like Porvoo →- 🇪🇪Kohtla-JärveIda-Virumaa, Estonia · Pop. 35k99%matchSame summer highsSame winter lowsPorvoo vs Kohtla-Järve →
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