Helsinki
Finland · 60.17, 24.94
Observed daily weather for Helsinki from 2025-10-01 to 2026-09-30, from the Open-Meteo Historical Weather API (ERA5 reanalysis for the nearest grid cell to these coordinates). Temperatures are in °C, precipitation in mm; the highest and lowest values are the extremes within this 12-month window, not all-time records.
28°C12-Month High
-22.9°C12-Month Low
9.2°CAvg High
704.7mmTotal Precipitation
Daily High Temperature, Last 90 Days
Monthly Averages
| Month | High | Low | Rain |
|---|---|---|---|
| Jan | -5.8°C | -10.3°C | 30.4mm |
| Feb | -6.9°C | -12.9°C | 24.8mm |
| Mar | 4.5°C | 0.4°C | 13.9mm |
| Apr | 8.6°C | 1.5°C | 17.3mm |
| May | 14.8°C | 7.7°C | 37.8mm |
| Jun | 18.8°C | 12.4°C | 94.5mm |
| Jul | 20.5°C | 14.5°C | 92.1mm |
| Aug | 19.3°C | 13.5°C | 72.7mm |
| Sep | 16.1°C | 10.9°C | 108.2mm |
| Oct | 9.7°C | 6°C | 81.7mm |
| Nov | 6.3°C | 2.4°C | 67mm |
| Dec | 3.8°C | 0.2°C | 64.3mm |