Ostrogozhsk weather in September

In September, Ostrogozhsk sees average daytime highs of 20°C and overnight lows near 9°C, with 46 mm of rain across 7.6 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 17°C by the end. The sky is clear or mostly clear about 32% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Ostrogozhsk's 5th-clearest and 8th-windiest month. For the whole year in context, see Ostrogozhsk's year-round climate.

Daytime high
20°
5th warmest
Overnight low
8th coldest
Rainfall
46 mm
7.6 wet days
Daylight
12 h 24 min
6:07 AM – 6:29 PM
Cloud cover
58%
5th clearest
Wind
12 km/h
8th windiest
Solar energy
3.39 kWh/m²
Travel score
6.4
out of 10

Ostrogozhsk is city in Russia.

Density
1,564/km²
people per km²
Founded
1652

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 17°C by the end.

A typical September day in Ostrogozhsk reaches about 20°C in the afternoon and slips back to 9°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 26°C. Set against its neighbours, September runs about 7°C cooler than August and about 8°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12312
22312
32311
42211
52211
62211
72211
82111
92110
102110
112110
122110
132010
14209
15209
16209
17199
18199
19198
20198
21188
22188
23188
24188
25177
26177
27177
28177
29167
30167

How September really feels in Ostrogozhsk

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Ostrogozhsk weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -8°419.79.28.20.0
Feb-2° / -8°348.47.89.70.0
Mar / -3°399.55.711.50.3
Apr14° / 428.41.113.54.0
May21° / 10°519.7015.26.5
Jun25° / 14°6210.1016.26.9
Jul27° / 16°559.6015.86.8
Aug26° / 14°336.3014.37.4
Sep20° / 467.6012.46.4
Oct12° / 458.60.810.43.1
Nov / -2°407.53.58.70.1
Dec-2° / -6°439.17.97.80.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25149
35050
45050
55050
64951
74951
84852
94753
104753
114852
124753
134852
144753
154753
164852
174753
184753
194753
204654
214555
224555
234555
244456
254357
264357
274357
284060
294060
303961

Chance of precipitation in September

Any precipitation

Ostrogozhsk gets around 46 mm of rain over 7.6 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
125
226
326
426
526
626
726
826
926
1026
1126
1226
1326
1426
1526
1626
1726
1826
1926
2025
2126
2226
2326
2426
2526
2626
2726
2826
2926
3026

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
183143
283143
384133
484133
586122
686122
787112
887112
989101
109091
119091
129181
139271
149370
159460
169460
179550
189550
199640
209640
219640
229640
239730
249730
259730
269730
279730
289730
299730
309730

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 114 minutes over September. Sunrise moves from 5:43 AM to 6:29 AM, and sunset from 7:04 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:437:04
213.35:447:02
313.25:467:00
413.25:476:57
513.15:496:55
613.05:516:53
713.05:526:50
812.95:546:48
912.85:556:46
1012.85:576:43
1112.75:596:41
1212.66:006:39
1312.66:026:36
1412.56:036:34
1512.46:056:32
1612.46:076:29
1712.36:086:27
1812.26:106:25
1912.26:116:22
2012.16:136:20
2112.06:156:18
2212.06:166:15
2311.96:186:13
2411.96:206:11
2511.86:216:08
2611.76:236:06
2711.76:246:04
2811.66:266:01
2911.56:285:59
3011.56:295:57

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.39 kWh/m².

For context, solar energy here swings from a low near 0.61 kWh/m² to a high of 5.96 kWh/m² in June across the year — September's 3.39 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.1Bright
34.0Bright
44.0Moderate
53.9Moderate
63.9Moderate
73.8Moderate
83.8Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.5Moderate
143.5Moderate
153.4Moderate
163.4Moderate
173.3Moderate
183.3Moderate
193.2Moderate
203.2Moderate
213.1Moderate
223.1Moderate
233.0Moderate
243.0Moderate
252.9Moderate
262.9Moderate
272.8Moderate
282.8Moderate
292.7Moderate
302.6Moderate
Planning a trip in September

Is September a good time to visit Ostrogozhsk?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.4
Sightseeing
5th-best month of the year
3.2
Beach & pool
5th-best month of the year

September is a reasonable time to visit Ostrogozhsk for sightseeing.

What to pack for Ostrogozhsk in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Ostrogozhsk sees daytime highs around 20°C and nights near 9°C. Little to plan around — just the basics. About 8 days see rain.

UV index in Ostrogozhsk in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ostrogozhsk peaks around June 20 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJun 20UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr5Moderate
May4Moderate
Jun7Very high
Jul7High
Aug5High
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Ostrogozhsk in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Ostrogozhsk is worst in March — around 16 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodGoodMar 1815 µg/m³Dec 206 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar16Moderate
Apr11Good
May7Good
Jun10Good
Jul13Moderate
Aug10Good
Sep7Good
Oct7Good
Nov7Good
Dec6Good
Location & terrain

Where is Ostrogozhsk?

Ostrogozhsk sits at 50.9°N, 39.1°E, 103 m above sea level, in Russia. The nearest listed city is Liski, 33 km away.

Topography around Ostrogozhsk

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ostrogozhsk.

Within 3 km, the terrain around Ostrogozhsk has only modest variations in elevation — a maximum elevation change of 103 m around an average of 112 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 160 m; within 80 km, only modest variations in elevation — a maximum elevation change of 186 m.

The land around Ostrogozhsk is covered by trees (26%), grassland (22%) and cropland (22%) within 3 km, cropland (47%), grassland (26%) and trees (24%) within 16 km, and cropland (59%) and grassland (25%) within 80 km.

3 km
103 m
16 km
160 m
80 km
186 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Liski 33 km · Alexeyevka 38 km · Rossosh’ 49 km · Novovoronezh 51 km · Bobrov 71 km · Novy Oskol 86 km · Pavlovsk 87 km · Chernyanka 89 km

Russia travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$17,547
2025
Happiness
5.8 / 10
World Happiness, 2025
Safe drinking water
76%
of population, 2024
Homicide rate
6.8
per 100k, 2021
Road deaths
12
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 521
Religion
other Christian 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Ostrogozhsk (50.8659°, 39.0781°, elevation 103 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).