+50.9174° · +34.7991° · ELEV 0m
Sumy
Ukraine · Sumy
Monthly weather averages for Sumy, Ukraine — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
August → JanuaryClimate Overview
Sumy has a continental climate. The warmest month is August (26°C average high) and the coolest is January (-2°C).
№ 02
647 mm / yearRainfall by Month
Sumy sees 647 mm of rain a year. The wettest month is July (76 mm); the driest is February (39 mm).
№ 03
May–SeptemberBest Time to Visit
May–September
10°C – 26°C · 11.8h sun
The best time to visit Sumy is May–September, when temperatures average 10°C–26°C with 11.8 sunshine hours per day.
Some visitors prefer April for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | -2.1°C | -6.9°C | 52 mm | 2.2 h | 07:37 | 16:02 |
|---|---|---|---|---|---|---|
| February | -0.1°C | -5.9°C | 39 mm | 4.3 h | 06:54 | 16:55 |
| March | 6.5°C | -1.9°C | 39 mm | 7.0 h | 05:55 | 17:44 |
| April | 13.9°C | 4.1°C | 49 mm | 9.2 h | 05:46 | 19:34 |
| May | 20.1°C | 9.9°C | 72 mm | 11.7 h | 04:51 | 20:22 |
| June | 24.4°C | 14.6°C | 70 mm | 12.9 h | 04:26 | 20:56 |
| July | 25.5°C | 15.9°C | 76 mm | 13.0 h | 04:43 | 20:49 |
| August | 26.4°C | 16.0°C | 41 mm | 12.1 h | 05:27 | 20:03 |
| September | 20.0°C | 10.7°C | 44 mm | 9.2 h | 06:15 | 18:57 |
| October | 12.4°C | 4.7°C | 49 mm | 6.4 h | 07:03 | 17:49 |
| November | 4.6°C | -0.2°C | 53 mm | 3.1 h | 06:56 | 15:54 |
| December | 0.7°C | -3.4°C | 63 mm | 1.5 h | 07:36 | 15:34 |