City · Ukraine
Best time to visit Sumy
The best time to visit Sumy is May–September, with daytime temperatures around 27°C.
Eddigo
Loading climate data…
Sumy
140 mWarm and showery
73
27°/16°75 mm52 %16 h
A typical mid-July in Sumy
Sunny 14Cloudy 4Rain 12
Daytime temperature (night ☾)
16°22°32°−10°34°
Daylight (solar time)
04:0020:00
0006121824
15 h 59 m
Precipitation
080 mm
75 mm
Air feel
FreshComfortableHumidMuggy
RH 68 %
Month by month
| Month | Score | Day | Night | Rain | Wet days | Sun | Daylight | Feels like |
|---|---|---|---|---|---|---|---|---|
| January | 25 | −3° | −7° | 46 mm | 14 | 26 % | 8 h | Cold and snowy |
| February | 32 | −1° | −7° | 37 mm | 11 | 23 % | 10 h | Cold, snowy and grey |
| March | 33 | 5° | −2° | 39 mm | 12 | 34 % | 12 h | Chilly and showery |
| April | 51 | 15° | 4° | 36 mm | 10 | 40 % | 14 h | Mild |
| May | 71 | 22° | 10° | 59 mm | 13 | 44 % | 16 h | Pleasantly warm and showery |
| June | 71 | 25° | 14° | 63 mm | 13 | 49 % | 17 h | Warm and showery |
| July | 73 | 27° | 16° | 73 mm | 12 | 52 % | 16 h | Warm and showery |
| August | 83 | 27° | 15° | 43 mm | 9 | 55 % | 14 h | Warm |
| September | 79 | 20° | 10° | 50 mm | 10 | 52 % | 12 h | Pleasantly warm |
| October | 37 | 12° | 4° | 53 mm | 11 | 36 % | 11 h | Mild |
| November | 31 | 5° | 0° | 42 mm | 11 | 15 % | 9 h | Cold, showery and grey |
| December | 25 | 0° | −5° | 46 mm | 13 | 13 % | 8 h | Cold, snowy and grey |
The score (0–100) combines daytime temperature, rain days, humidity and cloud cover, weighted for a typical warm-weather trip: 20–28 °C, little rain. On the map you can change these preferences.
Climate averages 2016–2025 (ERA5, CRU TS). Sea temperature from ERA5. Not a forecast. Elevation: 144 m. Coordinates: 50.92, 34.80.