Lahti Climate by Month
Lahti, Paijat-Hame, 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 Lahti's climate in short. July is the warmest month, with highs around 73°F (23°C); January is the coolest at 28°F (-2°C), and nights dip to 15°F (-10°C). About 24 in (608 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 80% relative humidity.
- Warmest month
- 73°F(23°C)
- Average high, July
- Coldest nights
- 15°F(-10°C)
- Average low, February
- Rain per year
- 24 in(608 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: June
Best and worst months in Lahti
Best for weatherJuly is the best time for weather in Lahti: highs near 73°F (23°C) and about 2.8 in (71 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 28°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)
Lahti weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 28°F(-2°C) | 17°F(-8°C) | 1.7 in(43 mm) | 98% | 0.3 |
| FebFebruary | 28°F(-2°C) | 15°F(-10°C) | 1.4 in(35 mm) | 100% | 0.8 |
| MarMarch | 36°F(2°C) | 20°F(-7°C) | 1.3 in(32 mm) | 78% | 2.2 |
| AprApril | 48°F(9°C) | 30°F(-1°C) | 1.2 in(30 mm) | 62% | 3.6 |
| MayMay | 61°F(16°C) | 39°F(4°C) | 1.5 in(39 mm) | 56% | 5.0 |
| JunJune | 68°F(20°C) | 48°F(9°C) | 2.6 in(67 mm) | 67% | 5.4 |
| JulJulyBest | 73°F(23°C) | 53°F(12°C) | 2.8 in(71 mm) | 71% | 5.3 |
| AugAugust | 70°F(21°C) | 50°F(10°C) | 2.6 in(66 mm) | 74% | 4.1 |
| SepSeptember | 59°F(15°C) | 43°F(6°C) | 2.0 in(52 mm) | 79% | 2.4 |
| OctOctober | 46°F(8°C) | 35°F(2°C) | 2.6 in(66 mm) | 93% | 1.0 |
| NovNovember | 37°F(3°C) | 29°F(-2°C) | 2.2 in(55 mm) | 95% | 0.3 |
| DecDecember | 31°F(0°C) | 22°F(-6°C) | 2.0 in(52 mm) | 82% | 0.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
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