Weather in Sumy, Ukraine
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -5°C | -1°C | 51.0 mm | 87% | 38.2 km/h |
| February | -6°C | 0°C | 42.8 mm | 80% | 36.0 km/h |
| March | -1°C | 7°C | 36.5 mm | 68% | 37.8 km/h |
| April | 5°C | 14°C | 67.4 mm | 68% | 38.5 km/h |
| May | 8°C | 19°C | 47.3 mm | 56% | 37.9 km/h |
| June | 14°C | 24°C | 64.7 mm | 54% | 36.5 km/h |
| July | 16°C | 27°C | 66.5 mm | 42% | 33.6 km/h |
| August | 15°C | 27°C | 58.4 mm | 44% | 34.1 km/h |
| September | 9°C | 20°C | 42.0 mm | 51% | 34.3 km/h |
| October | 5°C | 13°C | 79.5 mm | 68% | 38.5 km/h |
| November | 1°C | 6°C | 71.6 mm | 86% | 37.9 km/h |
| December | -3°C | 0°C | 67.2 mm | 90% | 36.9 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.0% | |
| March | 0.4% | |
| April | 7.2% | |
| May | 19.4% | |
| June | 38.5% | |
| July | 47.0% | |
| August | 49.9% | |
| September | 32.2% | |
| October | 1.8% | |
| November | 0.0% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 189,130
- Elevation
- 170 m
- Coordinates
- 50.91°N, 34.80°E
- Urban area
- 51 km²
Weather averages use 2 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: