Tomsk weather in October

In October, Tomsk sees average daytime highs of 5°C and overnight lows near -2°C, with 53 mm of precipitation across 12.5 wet days and about 10.1 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 9°C in the first days to 1°C by the end. The sky is clear or mostly clear about 11% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of October to 8 h 54 min by month's end. Set against the rest of the year, October is Tomsk's 8th-clearest and 6th-windiest month. For the whole year in context, see Tomsk's year-round climate.

Daytime high
7th warmest
Overnight low
-2°
7th coldest
Precipitation
53 mm
12.5 wet days
Daylight
10 hours
7:04 AM – 5:07 PM
Cloud cover
79%
8th clearest
Wind
13 km/h
6th windiest
Solar energy
1.36 kWh/m²
Travel score
0.6
out of 10

Tomsk is city in and administrative center of Tomsk Oblast, Russia.

Density
1,948/km²
people per km²
Founded
1604

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 9°C in the first days to 1°C by the end.

A typical October day in Tomsk reaches about 5°C in the afternoon and slips back to -2°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 12°C. Set against its neighbours, October runs about 9°C cooler than September and about 11°C warmer than November.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1102
2102
391
491
591
681
781
880
980
1070
1170
1270
136-1
146-1
156-1
165-1
175-2
185-2
194-2
204-2
214-3
223-3
233-3
243-3
252-4
262-4
272-4
281-5
291-5
301-5
310-6

How October really feels in Tomsk

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 31 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
31
3 feel bitter (≤ -10°C)

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

Tomsk weather by month

How October compares with the rest of the year at a glance. October is the 7th-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°267.910.67.20.0
Feb-10° / -18°206.88.89.10.0
Mar-2° / -11°267.98.611.40.0
Apr / -3°338.54.313.91.0
May15° / 4910.80.916.14.5
Jun21° / 11°5511.2017.36.2
Jul23° / 13°6211.5016.86.6
Aug20° / 11°6311.9014.96.0
Sep14° / 5211.40.212.53.7
Oct / -2°5312.56.410.10.6
Nov-5° / -12°4811.612.57.90.0
Dec-12° / -18°3911.4146.70.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 7% of October, with mostly cloudy or overcast conditions the remaining 82%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22575
32575
42575
52575
62377
72377
82377
92278
102278
112278
122179
132179
142080
152080
161882
171783
181783
191783
201783
211585
221585
231585
241486
251387
261288
271288
281387
291387
301288
311189

Chance of precipitation in October

Any precipitationSnow

Tomsk gets around 53 mm of rain and snow over 12.5 wet days in October. 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 44% on the wettest days, and about 6 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1354
2355
3356
4367
5368
6379
73710
83711
93812
103813
113914
123915
133916
143917
154019
164020
174021
184023
194124
204125
214227
224228
234329
244330
254431
264432
274433
284434
294435
304435
314436

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in October

Winds average 13 km/h in October.

Across October, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 12 min at the start of October to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 138 minutes over October. Sunrise moves from 6:32 AM to 7:37 AM, and sunset from 5:47 PM to 4:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:325:47
211.26:345:44
311.16:365:41
411.06:385:38
510.96:405:36
610.86:425:33
710.86:445:30
810.76:465:27
910.66:495:25
1010.56:515:22
1110.46:535:20
1210.46:555:17
1310.36:575:14
1410.26:595:12
1510.17:025:09
1610.07:045:07
1710.07:065:04
189.97:085:01
199.87:104:59
209.77:124:56
219.77:154:54
229.67:174:51
239.57:194:49
249.47:214:47
259.37:234:44
269.37:264:42
279.27:284:40
289.17:304:37
299.07:324:35
309.07:354:33
318.97:374:30

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.36 kWh/m².

For context, solar energy here swings from a low near 0.41 kWh/m² to a high of 5.92 kWh/m² in June across the year — October's 1.36 kWh/m² falls in the middle.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.8Dim
51.8Dim
61.7Dim
71.7Dim
81.6Dim
91.6Dim
101.6Dim
111.5Dim
121.5Dim
131.4Dim
141.4Dim
151.4Dim
161.3Dim
171.3Dim
181.3Dim
191.2Dim
201.2Dim
211.2Dim
221.1Dim
231.1Dim
241.1Dim
251.1Dim
261.0Dim
271.0Dim
281.0Dim
290.9Dim
300.9Dim
310.9Dim
Planning a trip in October

Is October a good time to visit Tomsk?

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

0.6
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Tomsk.

What to pack for Tomsk in October

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

In October, Tomsk sees daytime highs around 5°C and nights near -2°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 13 days see rain.

a warm layera heavy coatrain gear

UV index in Tomsk in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tomsk peaks around July 10 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 10UV 6Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun6High
Jul6High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low

Air quality in Tomsk in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Tomsk is worst in April — around 18 µg/m³ PM2.5 (moderate), about 5.1× the cleanest month (December, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodApr 1717 µg/m³Dec 164 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb8Good
Mar9Good
Apr18Moderate
May11Good
Jun10Good
Jul15Moderate
Aug9Good
Sep7Good
Oct7Good
Nov5Good
Dec4Good
Location & terrain

Where is Tomsk?

Tomsk sits at 56.5°N, 85.0°E, 122 m above sea level, in Russia. The nearest listed city is Seversk, 13 km away.

Topography around Tomsk

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

Within 3 km, the terrain around Tomsk has only modest variations in elevation — a maximum elevation change of 105 m around an average of 112 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, only modest variations in elevation — a maximum elevation change of 239 m.

The land around Tomsk is covered by artificial surfaces (64%) and trees (28%) within 3 km, trees (61%) within 16 km, and trees (77%) within 80 km.

3 km
105 m
16 km
146 m
80 km
239 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Seversk 13 km · Tayga 62 km · Yashkino 75 km · Anzhero-Sudzhensk 80 km · Yurga 87 km · Asino 90 km · Bolotnoye 99 km · Berëzovskiy 122 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 Tomsk (56.5005°, 84.9822°, elevation 122 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).