Sosnovoborsk weather in September

In September, Sosnovoborsk sees average daytime highs of 14°C and overnight lows near 4°C, with 57 mm of precipitation across 12.2 wet days and about 12.5 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 11°C by the end. The sky is clear or mostly clear about 14% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of September to 11 h 18 min by month's end. Set against the rest of the year, September is Sosnovoborsk's 6th-clearest and 9th-windiest month. For the whole year in context, see Sosnovoborsk's year-round climate.

Daytime high
14°
5th warmest
Overnight low
9th coldest
Precipitation
57 mm
12.2 wet days
Daylight
12 h 30 min
6:27 AM – 6:55 PM
Cloud cover
73%
6th clearest
Wind
10 km/h
9th windiest
Solar energy
2.86 kWh/m²
Travel score
3.7
out of 10

Sosnovoborsk is town in Krasnoyarsk Krai, Russia.

Density
2,109/km²
people per km²
Founded
1971

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 17°C in the first days to 11°C by the end.

A typical September day in Sosnovoborsk reaches about 14°C in the afternoon and slips back to 4°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 21°C. Set against its neighbours, September runs about 7°C cooler than August and about 8°C warmer than October.

10°20°151015202530
Avg high (°C)Avg low (°C)
1187
2187
3177
4177
5176
6166
7166
8166
9166
10155
11155
12155
13155
14144
15144
16144
17144
18134
19133
20133
21133
22123
23123
24122
25112
26112
27112
28112
29102
30101

How September really feels in Sosnovoborsk

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 9 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
9
wind chill below the day's low

The story in September is cold — wind chill drags the overnight "feels like" below the raw low.

Sosnovoborsk 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-13° / -21°154.87.47.30.0
Feb-9° / -19°144.86.99.10.0
Mar-1° / -12°196.17.711.40.0
Apr / -3°349.44.813.81.4
May16° / 5211.81164.5
Jun22° / 10°5910.8017.26.4
Jul24° / 13°6911.6016.76.6
Aug21° / 10°7012.1014.96.0
Sep14° / 5712.20.412.53.7
Oct / -2°4511.45.510.10.6
Nov-5° / -12°3410.112.17.90.0
Dec-11° / -19°298.911.76.80.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13169
23070
33070
42971
52872
62773
72773
82773
92773
102773
112872
122872
132773
142773
152773
162773
172773
182674
192674
202674
212476
222476
232476
242476
252377
262278
272278
282278
292278
302179

Chance of precipitation in September

Any precipitationSnow

Sosnovoborsk gets around 57 mm of rain and snow over 12.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 40% and peaks near 41% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1400
2400
3400
4400
5400
6410
7410
8410
9410
10410
11400
12400
13400
14400
15400
16411
17411
18411
19411
20401
21402
22402
23392
24393
25393
26383
27383
28384
29384
30375

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1946
2946
3955
4964
5964
6973
7973
8982
9982
10991
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 42 min at the start of September to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 144 minutes over September. Sunrise moves from 5:57 AM to 6:56 AM, and sunset from 7:36 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:577:36
213.65:597:33
313.56:017:31
413.46:037:28
513.36:057:25
613.36:077:22
713.26:097:20
813.16:117:17
913.06:137:14
1012.96:157:11
1112.96:177:09
1212.86:197:06
1312.76:217:03
1412.66:237:00
1512.56:256:58
1612.56:276:55
1712.46:296:52
1812.36:316:49
1912.26:336:46
2012.16:356:44
2112.16:376:41
2212.06:396:38
2311.96:416:35
2411.86:436:33
2511.76:456:30
2611.76:486:27
2711.66:506:24
2811.56:526:22
2911.46:546:19
3011.36:566:16

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.86 kWh/m².

For context, solar energy here swings from a low near 0.5 kWh/m² to a high of 6.04 kWh/m² in June across the year — September's 2.86 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.8Moderate
192.7Moderate
202.7Moderate
212.6Moderate
222.6Moderate
232.5Moderate
242.5Moderate
252.4Moderate
262.4Moderate
272.3Moderate
282.3Moderate
292.2Moderate
302.2Moderate
Planning a trip in September

Is September a good time to visit Sosnovoborsk?

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

3.7
Sightseeing
5th-best month of the year
0.4
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Sosnovoborsk.

What to pack for Sosnovoborsk in September

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

In September, Sosnovoborsk sees daytime highs around 14°C and nights near 4°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

UV index in Sosnovoborsk in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sosnovoborsk peaks around June 18 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 6Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5High
Jun6High
Jul6High
Aug5High
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Sosnovoborsk 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 Sosnovoborsk is worst in July — around 18 µg/m³ PM2.5 (moderate), about 5.2× the cleanest month (December, 3 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1717 µg/m³Dec 144 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar9Good
Apr15Moderate
May12Moderate
Jun11Good
Jul18Moderate
Aug11Good
Sep9Good
Oct6Good
Nov5Good
Dec3Good
Location & terrain

Where is Sosnovoborsk?

Sosnovoborsk sits at 56.1°N, 93.3°E, 154 m above sea level, in Russia. The nearest listed city is Berëzovka, 16 km away.

Topography around Sosnovoborsk

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

Within 3 km, the terrain around Sosnovoborsk has only modest variations in elevation — a maximum elevation change of 71 m around an average of 156 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 383 m; within 80 km, large variations in elevation — a maximum elevation change of 761 m.

The land around Sosnovoborsk is covered by trees (36%) and grassland (28%) within 3 km, trees (48%), grassland (23%) and cropland (20%) within 16 km, and trees (75%) within 80 km.

3 km
71 m
16 km
383 m
80 km
761 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Berëzovka 16 km · Zheleznogorsk 19 km · Krasnoyarsk 27 km · Divnogorsk 62 km · Zelenogorsk 77 km · Borodino 101 km · Kansk 148 km · Ilanskiy 169 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 Sosnovoborsk (56.1218°, 93.3381°, elevation 154 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).