See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
14°
Light Rain
Feels Like: 13°
Min: 12°
Max: 14°
The next few hours will be drizzle, with today reaching 14°C and dropping to 10°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
06:41
Sunrise
18:38
Sunset
Moon
Waxing Gibbous
17:37
Moonrise
00:27
Moonset
Daily Forecast
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
Upgrade to access real-time air quality data for Ostashkov.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Ostashkov.
View stargazing scoreWeather in Ostashkov today, September 21, 2026
Ostashkov starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 100% around 00:00. Cloud cover is also at its densest near 04:00 at roughly 100%.
The day peaks near 14°C and cools toward 12°C. Moisture in the air spans 88%-96%, with the highest values around 02:00. Expect gentle winds, highest near 10:00 at 3.6 km/h.
The second half of the day still looks unsettled, with rain probability around 100% by 12:00. Dense cloud near 100% at 12:00 keeps the feel grey. Visibility stays generally good near 18.3 km on average, though it can drop toward 3.7 km in thicker cloud or showers. Expect sunrise at 06:41, sunset at 18:38, and 11 hours 57 minutes of sunlight today overall.
In short, treat September 21, 2026 in Ostashkov as a damp day: pack covers, watch the wetter hours, and expect a high near 14°C.
Frequently asked questions about weather in Ostashkov
How warm does it get in Ostashkov?
The warmest month in Ostashkov is July, with average high temperatures of 22°C. The average temperature during this period is around 18°C.
How cold does it get in Ostashkov?
The coldest month in Ostashkov is January, with average low temperatures of -8°C. The average temperature during this period is around -6°C.
What is the wettest time of year in Ostashkov?
The wettest month in Ostashkov is July, with an average of 118mm of precipitation.
What is the driest time of year in Ostashkov?
The driest month in Ostashkov is February, with an average of 41mm of precipitation.
Explore more weather forecasts
- Kuvshinovo, Tver Oblast
- Moscow, Moskva
- Bologoye-4, Tver Oblast
- Saint Petersburg, Sankt-Peterburg
- Bologoye, Tver Oblast
- Novosibirsk, Novosibirsk Oblast
- Vyshniy Volochëk, Tver Oblast
- Yekaterinburg, Sverdlovsk Oblast
- Nelidovo, Tver Oblast
- Nizhniy Novgorod, Nizhny Novgorod Oblast
- Torzhok, Tver Oblast
- Kazan, Tatarstan
- Toropets, Tver Oblast
- Chelyabinsk, Chelyabinsk Oblast
- Rzhev, Tver Oblast
- Omsk, Omsk Oblast
