See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
16°
Overcast
Feels Like: 15°
Min: 15°
Max: 19°
The next few hours will be overcast, with today reaching 19°C and dropping to 12°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:13
Sunrise
18:33
Sunset
Moon
Waxing Crescent
11:10
Moonrise
19:55
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
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Weather in Kostiantynivka today, September 15, 2026
Expect a muted, overcast feel in Kostiantynivka on September 15, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief.
Temperatures climb from an overnight low near 15°C toward a daytime high of about 19°C. Moisture in the air spans 82%-89%, with the highest values around 21:00. Expect gentle winds, highest near 18:00 at 4.6 km/h.
Expect persistent cloud later on, with amounts around 100% by 17:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 24.3 km on average, though it can drop toward 20.6 km in thicker cloud or showers. Expect sunrise at 06:13, sunset at 18:33, and 12 hours 20 minutes of sunlight today overall.
Taken together, overcast skies in Kostiantynivka on September 15, 2026 favour indoor or covered options, with temperatures near 19°C.
Frequently asked questions about weather in Kostiantynivka
How warm does it get in Kostiantynivka?
The warmest month in Kostiantynivka is July, with average high temperatures of 29°C. The average temperature during this period is around 23°C.
How cold does it get in Kostiantynivka?
The coldest month in Kostiantynivka is January, with average low temperatures of -6°C. The average temperature during this period is around -3°C.
What is the wettest time of year in Kostiantynivka?
The wettest month in Kostiantynivka is May, with an average of 52mm of precipitation.
What is the driest time of year in Kostiantynivka?
The driest month in Kostiantynivka is August, with an average of 28mm of precipitation.
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