Kouvola Climate by Month
Kouvola, Kymenlaakso, Finland
Mild summers and freezing winters, with rain spread through the year.
Mild summers and freezing winters, with rain spread through the year: that's Kouvola's climate in short. Afternoon highs range from 27°F (-3°C) in February to 74°F (23°C) in July, and February nights average 14°F (-10°C). It gets 25 in (640 mm) of rain a year, spread across the months. The air is humid, averaging 79% relative humidity.
- Warmest month
- 74°F(23°C)
- Average high, July
- Coldest nights
- 14°F(-10°C)
- Average low, February
- Rain per year
- 25 in(640 mm)
- No clear rainy season
- Humidity
- 79%
- Sunniest: June
Best and worst months in Kouvola
Best for weatherJuly is the best time for weather in Kouvola: highs near 74°F (23°C) and about 2.6 in (66 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 27°F (-3°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)
Kouvola weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 27°F(-3°C) | 16°F(-9°C) | 1.9 in(48 mm) | 100% | 0.3 |
| FebFebruary | 27°F(-3°C) | 14°F(-10°C) | 1.6 in(40 mm) | 79% | 0.8 |
| MarMarch | 35°F(2°C) | 20°F(-7°C) | 1.5 in(39 mm) | 78% | 2.2 |
| AprApril | 48°F(9°C) | 30°F(-1°C) | 1.2 in(30 mm) | 62% | 3.6 |
| MayMay | 62°F(17°C) | 39°F(4°C) | 1.5 in(38 mm) | 64% | 5.0 |
| JunJune | 69°F(21°C) | 48°F(9°C) | 2.6 in(66 mm) | 66% | 5.4 |
| JulJulyBest | 74°F(23°C) | 54°F(12°C) | 2.6 in(66 mm) | 75% | 5.3 |
| AugAugust | 70°F(21°C) | 51°F(11°C) | 2.7 in(68 mm) | 72% | 4.1 |
| SepSeptember | 60°F(15°C) | 43°F(6°C) | 2.1 in(54 mm) | 85% | 2.4 |
| OctOctober | 46°F(8°C) | 35°F(2°C) | 2.8 in(70 mm) | 92% | 1.0 |
| NovNovember | 37°F(3°C) | 29°F(-2°C) | 2.4 in(60 mm) | 96% | 0.3 |
| DecDecember | 31°F(-1°C) | 22°F(-6°C) | 2.4 in(61 mm) | 83% | 0.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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