Sumy weather
At 12:30 AM local time it was rain and 7°C (45°F). Mostly light, on-and-off rain; heavier around 6 PM (6.2 mm total). Best months for weather: May–Sep. Sumy sits 137 m (449 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Sumy, Sumy, Ukraine.
Current conditions
- Clouds
- 100%
- Chance of rain
- 50%
- Rain
- 0.0 mm/h
Hourly Forecast
Mostly light, on-and-off rain; heavier around 6 PM (6.2 mm total)
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Mar
About Sumy weather
Is it raining in Sumy right now?
Yes. It’s rain and 7° right now. Mostly light, on-and-off rain; heavier around 6 PM (6.2 mm total).
What’s the weather like in Sumy this week?
Over the next 7 days, expect highs of 3–10° and lows of -2–8°. Rain is likely on 4 of 7 days (Sunday, Monday, Friday, Saturday). The driest day looks like Tuesday.
Has it been raining in Sumy lately?
In the past 7 days, Sumy had 1 rainy day and 10.2 mm of rain in total.
What should I pack for Sumy?
For the coming week, bring an umbrella or rain jacket and a warm winter coat.
Sumy weather by month
When is the best time to visit Sumy?
Based on weather alone, the best time to visit Sumy is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from -5°C (24°F) in January to 27°C (80°F) in July.
What is the rainiest month in Sumy?
July is the wettest month, with about 73 mm (2.9 in) of rain on average. April is the driest, with about 39 mm (1.5 in).
What is the hottest month in Sumy?
July is the warmest, with average highs of 27°C (80°F) and lows of 16°C (60°F). January is the coolest, with highs of -5°C (24°F) and lows of -11°C (12°F).
Does Sumy have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is July at about 73 mm (2.9 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months