Chelyabinsk weather in October

In October, Chelyabinsk sees average daytime highs of 8°C and overnight lows near 1°C, with 38 mm of precipitation across 9.4 wet days and about 10.2 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 12°C in the first days to 3°C by the end. The sky is clear or mostly clear about 13% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of October to 9 h 06 min by month's end. Set against the rest of the year, October is Chelyabinsk's 9th-clearest and 2nd-windiest month. For the whole year in context, see Chelyabinsk's year-round climate.

Daytime high: 8°; 7th warmest
Overnight low: 1°; 7th coldest
Precipitation: 38 mm; 9.4 wet days
Daylight: 10 h 06 min; 7:35 AM – 5:44 PM
Cloud cover: 75%; 9th clearest
Wind: 14 km/h; 2nd windiest
Solar energy: 1.5 kWh/m²
Travel score: 1.3; out of 10

Chelyabinsk is city in Russia, capital city of Chelyabinsk Oblast.

Density: 2,400/km²; people per km²
Founded: 1736

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

← September Chelyabinsk year-round climate November →Best places to visit in October

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 12°C in the first days to 3°C by the end.

A typical October day in Chelyabinsk reaches about 8°C in the afternoon and slips back to 1°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 15°C. Set against its neighbours, October runs about 8°C cooler than September and about 10°C warmer than November.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Avg high (°C)	12	12	12	11	11	11	11	10	10	10	9	9	9	9	8	8	8	7	7	7	6	6	6	5	5	5	4	4	4	3	3
Avg low (°C)	4	4	3	3	3	3	3	2	2	2	2	2	2	1	1	1	1	1	0	0	0	0	-1	-1	-1	-1	-2	-2	-2	-3	-3

	Avg high (°C)	Avg low (°C)
1	12	4
2	12	4
3	12	3
4	11	3
5	11	3
6	11	3
7	11	3
8	10	2
9	10	2
10	10	2
11	9	2
12	9	2
13	9	2
14	9	1
15	8	1
16	8	1
17	8	1
18	7	1
19	7	0
20	7	0
21	6	0
22	6	0
23	6	-1
24	5	-1
25	5	-1
26	5	-1
27	4	-2
28	4	-2
29	4	-2
30	3	-3
31	3	-3

How October really feels in Chelyabinsk

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 29 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Chelyabinsk weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	-11° / -17°	17	5.4	7	7.5	0.0
Feb	-8° / -16°	15	4.8	5.8	9.2	0.0
Mar	-1° / -9°	24	5.7	6	11.4	0.0
Apr	10° / 0°	30	7	2.1	13.8	2.4
May	19° / 7°	48	8.8	0.3	15.8	6.0
Jun	23° / 12°	57	11	0	17	6.6
Jul	24° / 14°	76	11.6	0	16.6	6.7
Aug	22° / 12°	71	11.4	0	14.7	6.3
Sep	16° / 7°	43	8.5	0.1	12.5	4.9
Oct	8° / 1°	38	9.4	3.2	10.2	1.3
Nov	-2° / -8°	25	6.6	6	8.1	0.0
Dec	-9° / -15°	21	6	7.3	7	0.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 75%. Skies tend to cloud over as the month goes on.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Clearer (%)	33	32	32	31	31	31	30	30	28	27	27	25	25	24	24	23	22	22	21	21	21	20	20	20	20	20	21	20	20	20	20
Cloudier (%)	67	68	68	69	69	69	70	70	72	73	73	75	75	76	76	77	78	78	79	79	79	80	80	80	80	80	79	80	80	80	80

	Clearer (%)	Cloudier (%)
1	33	67
2	32	68
3	32	68
4	31	69
5	31	69
6	31	69
7	30	70
8	30	70
9	28	72
10	27	73
11	27	73
12	25	75
13	25	75
14	24	76
15	24	76
16	23	77
17	22	78
18	22	78
19	21	79
20	21	79
21	21	79
22	20	80
23	20	80
24	20	80
25	20	80
26	20	80
27	21	79
28	20	80
29	20	80
30	20	80
31	20	80

Chance of precipitation in October

Any precipitationSnow

Chelyabinsk gets around 38 mm of rain and snow over 9.4 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 30% and peaks near 31% on the wettest days, and about 3 days bring snow.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Rain chance (%)	29	29	30	30	31	31	31	31	31	31	31	31	31	31	31	31	31	31	30	30	30	29	29	29	29	29	28	28	28	27	27
Snow chance (%)	3	3	3	4	4	5	5	5	6	6	7	7	8	9	9	10	11	11	12	13	13	14	15	15	16	16	17	17	18	18	18

	Rain chance (%)	Snow chance (%)
1	29	3
2	29	3
3	30	3
4	30	4
5	31	4
6	31	5
7	31	5
8	31	5
9	31	6
10	31	6
11	31	7
12	31	7
13	31	8
14	31	9
15	31	9
16	31	10
17	31	11
18	31	11
19	30	12
20	30	13
21	30	13
22	29	14
23	29	15
24	29	15
25	29	16
26	29	16
27	28	17
28	28	17
29	28	18
30	27	18
31	27	18

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.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

Wind in October

Winds average 14 km/h in October.

Across October, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Wind speed (km/h)	13	13	13	13	13	13	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	13	light breeze
2	13	light breeze
3	13	light breeze
4	13	light breeze
5	13	light breeze
6	13	light breeze
7	14	light breeze
8	14	light breeze
9	14	light breeze
10	14	light breeze
11	14	light breeze
12	14	light breeze
13	14	light breeze
14	14	light breeze
15	14	light breeze
16	14	light breeze
17	14	light breeze
18	14	light breeze
19	14	light breeze
20	14	light breeze
21	14	light breeze
22	14	light breeze
23	14	light breeze
24	14	light breeze
25	14	light breeze
26	14	light breeze
27	14	light breeze
28	14	light breeze
29	14	light breeze
30	14	light breeze
31	14	light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 18 min at the start of October to 9 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 132 minutes over October. Sunrise moves from 7:05 AM to 8:06 AM, and sunset from 6:22 PM to 5:10 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Daylight (h)	11.3	11.2	11.1	11.1	11.0	10.9	10.8	10.7	10.7	10.6	10.5	10.4	10.4	10.3	10.2	10.1	10.1	10.0	9.9	9.8	9.8	9.7	9.6	9.6	9.5	9.4	9.3	9.3	9.2	9.1	9.1
Sunrise (AM)	7:05	7:07	7:09	7:11	7:13	7:15	7:17	7:19	7:21	7:23	7:25	7:27	7:29	7:31	7:33	7:35	7:37	7:39	7:41	7:43	7:45	7:47	7:49	7:52	7:54	7:56	7:58	8:00	8:02	8:04	8:06
Sunset (PM)	6:22	6:19	6:17	6:14	6:11	6:09	6:06	6:04	6:01	5:59	5:56	5:54	5:51	5:49	5:46	5:44	5:41	5:39	5:36	5:34	5:32	5:29	5:27	5:25	5:23	5:20	5:18	5:16	5:14	5:12	5:10

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	11.3	7:05	6:22
2	11.2	7:07	6:19
3	11.1	7:09	6:17
4	11.1	7:11	6:14
5	11.0	7:13	6:11
6	10.9	7:15	6:09
7	10.8	7:17	6:06
8	10.7	7:19	6:04
9	10.7	7:21	6:01
10	10.6	7:23	5:59
11	10.5	7:25	5:56
12	10.4	7:27	5:54
13	10.4	7:29	5:51
14	10.3	7:31	5:49
15	10.2	7:33	5:46
16	10.1	7:35	5:44
17	10.1	7:37	5:41
18	10.0	7:39	5:39
19	9.9	7:41	5:36
20	9.8	7:43	5:34
21	9.8	7:45	5:32
22	9.7	7:47	5:29
23	9.6	7:49	5:27
24	9.6	7:52	5:25
25	9.5	7:54	5:23
26	9.4	7:56	5:20
27	9.3	7:58	5:18
28	9.3	8:00	5:16
29	9.2	8:02	5:14
30	9.1	8:04	5:12
31	9.1	8:06	5:10

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.5 kWh/m².

For context, solar energy here swings from a low near 0.54 kWh/m² to a high of 5.86 kWh/m² in June across the year — October's 1.5 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Solar energy (kWh/m²)	2.1	2.0	2.0	2.0	1.9	1.9	1.8	1.8	1.8	1.7	1.7	1.6	1.6	1.6	1.5	1.5	1.4	1.4	1.4	1.4	1.3	1.3	1.3	1.2	1.2	1.2	1.2	1.1	1.1	1.1	1.1
Level	Moderate	Moderate	Moderate	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim

	Solar energy (kWh/m²)	Level
1	2.1	Moderate
2	2.0	Moderate
3	2.0	Moderate
4	2.0	Dim
5	1.9	Dim
6	1.9	Dim
7	1.8	Dim
8	1.8	Dim
9	1.8	Dim
10	1.7	Dim
11	1.7	Dim
12	1.6	Dim
13	1.6	Dim
14	1.6	Dim
15	1.5	Dim
16	1.5	Dim
17	1.4	Dim
18	1.4	Dim
19	1.4	Dim
20	1.4	Dim
21	1.3	Dim
22	1.3	Dim
23	1.3	Dim
24	1.2	Dim
25	1.2	Dim
26	1.2	Dim
27	1.2	Dim
28	1.1	Dim
29	1.1	Dim
30	1.1	Dim
31	1.1	Dim

Planning a trip in October

Is October a good time to visit Chelyabinsk?

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

1.3

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 Chelyabinsk.

What to pack for Chelyabinsk in October

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

In October, Chelyabinsk sees daytime highs around 8°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in Chelyabinsk in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chelyabinsk peaks around June 19 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 6 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	1	3	3	4	6	5	5	3	2	1	0
Level	Low	Low	Moderate	Moderate	Moderate	High	High	Moderate	Moderate	Low	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	1	Low
Mar	3	Moderate
Apr	3	Moderate
May	4	Moderate
Jun	6	High
Jul	5	High
Aug	5	Moderate
Sep	3	Moderate
Oct	2	Low
Nov	1	Low
Dec	0	Low

Air quality in Chelyabinsk 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 Chelyabinsk is worst in April — around 16 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 7 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	8	9	11	16	12	10	14	12	9	8	8	7
Level	Good	Good	Good	Moderate	Good	Good	Moderate	Good	Good	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	8	Good
Feb	9	Good
Mar	11	Good
Apr	16	Moderate
May	12	Good
Jun	10	Good
Jul	14	Moderate
Aug	12	Good
Sep	9	Good
Oct	8	Good
Nov	8	Good
Dec	7	Good

Location & terrain

Where is Chelyabinsk?

Chelyabinsk sits at 55.2°N, 61.4°E, 232 m above sea level, in Russia. The nearest listed city is Kopeysk, 13 km away.

Topography around Chelyabinsk

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

Within 3 km, the terrain around Chelyabinsk has only modest variations in elevation — a maximum elevation change of 55 m around an average of 233 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 170 m; within 80 km, large variations in elevation — a maximum elevation change of 959 m.

The land around Chelyabinsk is covered by artificial surfaces (76%) and trees (22%) within 3 km, trees (29%), artificial surfaces (28%) and grassland (21%) within 16 km, and grassland (39%), trees (29%) and cropland (21%) within 80 km.

3 km

55 m

artificial surfaces 76%

16 km

170 m

trees 29%

80 km

959 m

grassland 39%

treesgrasslandcroplandartificial surfacesbare terrainwaterwetland

← September Chelyabinsk year-round climate November →Best places to visit in October

October weather nearby: Kopeysk 13 km · Korkino 30 km · Yemanzhelinsk 46 km · Chebarkul’ 71 km · Yuzhnoural’sk 80 km · Ozersk 80 km · Kyshtym 83 km · Miass 85 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

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 Chelyabinsk (55.1611°, 61.4288°, elevation 232 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).

	Avg high (°C)	Avg low (°C)
1	12	4
2	12	4
3	12	3
4	11	3
5	11	3
6	11	3
7	11	3
8	10	2
9	10	2
10	10	2
11	9	2
12	9	2
13	9	2
14	9	1
15	8	1
16	8	1
17	8	1
18	7	1
19	7	0
20	7	0
21	6	0
22	6	0
23	6	-1
24	5	-1
25	5	-1
26	5	-1
27	4	-2
28	4	-2
29	4	-2
30	3	-3
31	3	-3

	Clearer (%)	Cloudier (%)
1	33	67
2	32	68
3	32	68
4	31	69
5	31	69
6	31	69
7	30	70
8	30	70
9	28	72
10	27	73
11	27	73
12	25	75
13	25	75
14	24	76
15	24	76
16	23	77
17	22	78
18	22	78
19	21	79
20	21	79
21	21	79
22	20	80
23	20	80
24	20	80
25	20	80
26	20	80
27	21	79
28	20	80
29	20	80
30	20	80
31	20	80

	Rain chance (%)	Snow chance (%)
1	29	3
2	29	3
3	30	3
4	30	4
5	31	4
6	31	5
7	31	5
8	31	5
9	31	6
10	31	6
11	31	7
12	31	7
13	31	8
14	31	9
15	31	9
16	31	10
17	31	11
18	31	11
19	30	12
20	30	13
21	30	13
22	29	14
23	29	15
24	29	15
25	29	16
26	29	16
27	28	17
28	28	17
29	28	18
30	27	18
31	27	18

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	12	4
2	12	4
3	12	3
4	11	3
5	11	3
6	11	3
7	11	3
8	10	2
9	10	2
10	10	2
11	9	2
12	9	2
13	9	2
14	9	1
15	8	1
16	8	1
17	8	1
18	7	1
19	7	0
20	7	0
21	6	0
22	6	0
23	6	-1
24	5	-1
25	5	-1
26	5	-1
27	4	-2
28	4	-2
29	4	-2
30	3	-3
31	3	-3

	Clearer (%)	Cloudier (%)
1	33	67
2	32	68
3	32	68
4	31	69
5	31	69
6	31	69
7	30	70
8	30	70
9	28	72
10	27	73
11	27	73
12	25	75
13	25	75
14	24	76
15	24	76
16	23	77
17	22	78
18	22	78
19	21	79
20	21	79
21	21	79
22	20	80
23	20	80
24	20	80
25	20	80
26	20	80
27	21	79
28	20	80
29	20	80
30	20	80
31	20	80

	Rain chance (%)	Snow chance (%)
1	29	3
2	29	3
3	30	3
4	30	4
5	31	4
6	31	5
7	31	5
8	31	5
9	31	6
10	31	6
11	31	7
12	31	7
13	31	8
14	31	9
15	31	9
16	31	10
17	31	11
18	31	11
19	30	12
20	30	13
21	30	13
22	29	14
23	29	15
24	29	15
25	29	16
26	29	16
27	28	17
28	28	17
29	28	18
30	27	18
31	27	18

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	12	4
2	12	4
3	12	3
4	11	3
5	11	3
6	11	3
7	11	3
8	10	2
9	10	2
10	10	2
11	9	2
12	9	2
13	9	2
14	9	1
15	8	1
16	8	1
17	8	1
18	7	1
19	7	0
20	7	0
21	6	0
22	6	0
23	6	-1
24	5	-1
25	5	-1
26	5	-1
27	4	-2
28	4	-2
29	4	-2
30	3	-3
31	3	-3

	Clearer (%)	Cloudier (%)
1	33	67
2	32	68
3	32	68
4	31	69
5	31	69
6	31	69
7	30	70
8	30	70
9	28	72
10	27	73
11	27	73
12	25	75
13	25	75
14	24	76
15	24	76
16	23	77
17	22	78
18	22	78
19	21	79
20	21	79
21	21	79
22	20	80
23	20	80
24	20	80
25	20	80
26	20	80
27	21	79
28	20	80
29	20	80
30	20	80
31	20	80

	Rain chance (%)	Snow chance (%)
1	29	3
2	29	3
3	30	3
4	30	4
5	31	4
6	31	5
7	31	5
8	31	5
9	31	6
10	31	6
11	31	7
12	31	7
13	31	8
14	31	9
15	31	9
16	31	10
17	31	11
18	31	11
19	30	12
20	30	13
21	30	13
22	29	14
23	29	15
24	29	15
25	29	16
26	29	16
27	28	17
28	28	17
29	28	18
30	27	18
31	27	18

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100