Bolotnoye weather in September

In September, Bolotnoye sees average daytime highs of 14°C and overnight lows near 5°C, with 53 mm of precipitation across 10.9 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 17% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Bolotnoye's 6th-clearest and 9th-windiest month. For the whole year in context, see Bolotnoye's year-round climate.

Daytime high
14°
5th warmest
Overnight low
8th coldest
Precipitation
53 mm
10.9 wet days
Daylight
12 h 30 min
6:03 AM – 6:30 PM
Cloud cover
69%
6th clearest
Wind
12 km/h
9th windiest
Solar energy
2.87 kWh/m²
Travel score
3.9
out of 10

Bolotnoye is town in Novosibirsk Oblast, Russia.

Density
300/km²
people per km²
Founded
1805

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 Bolotnoye reaches about 14°C in the afternoon and slips back to 5°C overnight — a 9°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)
1188
2188
3177
4177
5177
6177
7167
8166
9166
10166
11156
12155
13155
14155
15145
16145
17144
18134
19134
20134
21134
22123
23123
24123
25123
26113
27112
28112
29112
30112

How September really feels in Bolotnoye

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 8 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
8
wind chill below the day's low

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

Bolotnoye 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-14° / -21°2379.87.40.0
Feb-10° / -18°175.97.89.20.0
Mar-2° / -11°257.57.911.40.0
Apr / -2°358.83.913.81.3
May16° / 4710.60.915.94.9
Jun22° / 11°5711.5017.16.3
Jul24° / 13°6711.5016.76.7
Aug21° / 11°6411.7014.86.1
Sep14° / 5310.90.212.53.9
Oct / -1°5011.85.710.10.7
Nov-5° / -11°4411.311.680.0
Dec-11° / -18°3710.813.16.90.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23367
33466
43466
53367
63367
73367
83367
93268
103268
113268
123169
133070
143070
153070
163070
173070
182971
192971
202971
212872
222872
232872
242872
252872
262773
272773
282773
292674
302674

Chance of precipitation in September

Any precipitationSnow

Bolotnoye gets around 53 mm of rain and snow over 10.9 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 37% and peaks near 39% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1380
2380
3380
4380
5370
6370
7370
8370
9380
10380
11380
12380
13391
14391
15391
16391
17391
18391
19391
20381
21371
22371
23361
24361
25352
26352
27342
28343
29343
30344

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 (%)Humid (%)
19271
29361
39460
49550
59640
69640
79730
89820
99820
109910
119910
129910
1310000
1410000
1510000
1610000
1710000
1810000
1910000
2010000
2110000
2210000
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 36 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 132 minutes over September. Sunrise moves from 5:33 AM to 6:31 AM, and sunset from 7:11 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:337:11
213.55:357:08
313.55:377:06
413.45:397:03
513.35:417:00
613.25:436:57
713.25:456:55
813.15:476:52
913.05:496:49
1012.95:516:47
1112.85:536:44
1212.85:556:41
1312.75:576:39
1412.65:596:36
1512.56:016:33
1612.56:036:30
1712.46:056:28
1812.36:076:25
1912.26:096:22
2012.16:116:19
2112.16:136:17
2212.06:156:14
2311.96:176:11
2411.86:196:08
2511.76:216:06
2611.76:236:03
2711.66:256:00
2811.56:275:58
2911.46:295:55
3011.46:315:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.87 kWh/m².

For context, solar energy here swings from a low near 0.48 kWh/m² to a high of 6.02 kWh/m² in June across the year — September's 2.87 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.7Moderate
192.7Moderate
202.6Moderate
212.6Moderate
222.5Moderate
232.5Moderate
242.4Moderate
252.4Moderate
262.3Moderate
272.3Moderate
282.2Moderate
292.2Moderate
302.1Moderate
Planning a trip in September

Is September a good time to visit Bolotnoye?

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

3.9
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 Bolotnoye.

What to pack for Bolotnoye in September

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

In September, Bolotnoye sees daytime highs around 14°C and nights near 5°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Bolotnoye 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 Bolotnoye peaks around June 23 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 22 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 23UV 6Dec 22UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5High
Jun6High
Jul6High
Aug5Moderate
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Bolotnoye 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 Bolotnoye is worst in April — around 17 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (December, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodApr 1616 µg/m³Dec 174 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar9Good
Apr17Moderate
May10Good
Jun9Good
Jul14Moderate
Aug9Good
Sep7Good
Oct7Good
Nov6Good
Dec4Good
Location & terrain

Where is Bolotnoye?

Bolotnoye sits at 55.7°N, 84.4°E, 208 m above sea level, in Russia. The nearest listed city is Yurga, 31 km away.

Topography around Bolotnoye

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

Within 3 km, the terrain around Bolotnoye has only modest variations in elevation — a maximum elevation change of 73 m around an average of 191 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 117 m; within 80 km, significant variations in elevation — a maximum elevation change of 295 m.

The land around Bolotnoye is covered by trees (51%) and grassland (24%) within 3 km, trees (44%), grassland (35%) and cropland (20%) within 16 km, and trees (54%) and grassland (26%) within 80 km.

3 km
73 m
16 km
117 m
80 km
295 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Yurga 31 km · Toguchin 48 km · Yashkino 69 km · Tayga 88 km · Topki 89 km · Tomsk 99 km · Seversk 108 km · Kedrovka 108 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 Bolotnoye (55.6734°, 84.3946°, elevation 208 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).