Ostrava weather in March

In March, Ostrava sees average daytime highs of 8°C and overnight lows near -0°C, with 55 mm of precipitation across 12.1 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 5°C in the first days to 10°C by the end. The sky is clear or mostly clear about 20% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of March to 12 h 30 min by month's end. Set against the rest of the year, March is Ostrava's 8th-clearest and 5th-windiest month. For the whole year in context, see Ostrava's year-round climate.

Daytime high: 8°; 8th warmest
Overnight low: -0°; 4th coldest
Precipitation: 55 mm; 12.1 wet days
Daylight: 11 h 30 min; 6:10 AM – 5:43 PM
Cloud cover: 68%; 8th clearest
Wind: 13 km/h; 5th windiest
Solar energy: 2.93 kWh/m²
Travel score: 1.1; out of 10

Ostrava is city in Czechia.

Air quality: Elevated; PM2.5 20.3 µg/m³ · 2019
Density: 1,306/km²; people per km²
Founded: 1267

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

← February Ostrava year-round climate April →Best places to visit in March

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 5°C in the first days to 10°C by the end.

A typical March day in Ostrava reaches about 8°C in the afternoon and slips back to -0°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 14°C. Set against its neighbours, March runs about 5°C warmer than February and about 6°C cooler than April.

	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)	5	5	5	6	6	6	6	6	6	7	7	7	7	7	7	7	8	8	8	8	8	8	9	9	9	9	10	10	10	10	10
Avg low (°C)	-2	-2	-1	-1	-1	-1	-1	-1	-1	-1	-1	0	0	0	0	0	0	0	0	0	0	1	1	1	1	1	1	1	1	2	2

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

How March really feels in Ostrava

Once humidity and wind are folded in, March 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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Ostrava weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	1° / -4°	47	11.1	8.4	8.4	0.0
Feb	3° / -3°	45	10.8	7.8	9.7	0.0
Mar	8° / -0°	55	12.1	4.7	11.5	1.1
Apr	14° / 4°	57	10.8	1.7	13.5	3.8
May	18° / 8°	90	14	0.1	15.1	5.4
Jun	21° / 12°	100	13.6	0	16	5.9
Jul	24° / 14°	115	14.3	0	15.7	6.3
Aug	24° / 13°	85	11.7	0	14.2	6.7
Sep	19° / 10°	82	11	0	12.4	5.7
Oct	13° / 6°	59	10.3	0.4	10.5	3.5
Nov	7° / 2°	53	10.5	3.5	8.8	1.0
Dec	2° / -2°	49	11.1	7	8	0.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 65%.

	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 (%)	32	33	34	34	34	35	35	35	34	34	34	34	34	34	34	33	33	34	34	34	35	35	36	36	37	39	39	39	39	40	40
Cloudier (%)	68	67	66	66	66	65	65	65	66	66	66	66	66	66	66	67	67	66	66	66	65	65	64	64	63	61	61	61	61	60	60

	Clearer (%)	Cloudier (%)
1	32	68
2	33	67
3	34	66
4	34	66
5	34	66
6	35	65
7	35	65
8	35	65
9	34	66
10	34	66
11	34	66
12	34	66
13	34	66
14	34	66
15	34	66
16	33	67
17	33	67
18	34	66
19	34	66
20	34	66
21	35	65
22	35	65
23	36	64
24	36	64
25	37	63
26	39	61
27	39	61
28	39	61
29	39	61
30	40	60
31	40	60

Chance of precipitation in March

Any precipitationSnow

Ostrava gets around 55 mm of rain and snow over 12.1 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 41% on the wettest days, and about 5 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 (%)	36	35	35	36	36	36	37	37	38	38	39	39	40	40	41	41	41	41	41	41	41	40	40	39	39	38	38	37	37	37	36
Snow chance (%)	18	17	17	16	16	16	16	16	16	17	17	17	17	17	17	17	17	17	17	16	16	15	15	14	14	13	13	12	12	12	11

	Rain chance (%)	Snow chance (%)
1	36	18
2	35	17
3	35	17
4	36	16
5	36	16
6	36	16
7	37	16
8	37	16
9	38	16
10	38	17
11	39	17
12	39	17
13	40	17
14	40	17
15	41	17
16	41	17
17	41	17
18	41	17
19	41	17
20	41	16
21	41	16
22	40	15
23	40	15
24	39	14
25	39	14
26	38	13
27	38	13
28	37	12
29	37	12
30	37	12
31	36	11

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March 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 March

Winds average 13 km/h in March.

Across March, 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.

	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	13	13	13	13	13	13	13	13	13	13	13	13	13	13	12	12	12	12	12	12	12	12	12	12	12
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	calm	calm

	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	13	light breeze
8	13	light breeze
9	13	light breeze
10	13	light breeze
11	13	light breeze
12	13	light breeze
13	13	light breeze
14	13	light breeze
15	13	light breeze
16	13	light breeze
17	13	light breeze
18	13	light breeze
19	13	light breeze
20	13	light breeze
21	12	light breeze
22	12	light breeze
23	12	light breeze
24	12	light breeze
25	12	light breeze
26	12	light breeze
27	12	light breeze
28	12	light breeze
29	12	light breeze
30	12	calm
31	12	calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 36 min at the start of March to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 114 minutes over March. Sunrise moves from 6:42 AM to 5:37 AM, and sunset from 5:18 PM to 6:07 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)	10.6	10.7	10.7	10.8	10.8	10.9	11.0	11.0	11.1	11.2	11.2	11.3	11.3	11.4	11.5	11.5	11.6	11.7	11.7	11.8	11.9	11.9	12.0	12.0	12.1	12.2	12.2	12.3	12.4	12.4	12.5
Sunrise (AM)	6:42	6:40	6:38	6:36	6:34	6:32	6:30	6:28	6:26	6:23	6:21	6:19	6:17	6:15	6:13	6:10	6:08	6:06	6:04	6:02	5:59	5:57	5:55	5:53	5:50	5:48	5:46	5:44	5:41	5:39	5:37
Sunset (PM)	5:18	5:20	5:21	5:23	5:25	5:26	5:28	5:30	5:31	5:33	5:35	5:36	5:38	5:39	5:41	5:43	5:44	5:46	5:48	5:49	5:51	5:52	5:54	5:56	5:57	5:59	6:00	6:02	6:03	6:05	6:07

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	10.6	6:42	5:18
2	10.7	6:40	5:20
3	10.7	6:38	5:21
4	10.8	6:36	5:23
5	10.8	6:34	5:25
6	10.9	6:32	5:26
7	11.0	6:30	5:28
8	11.0	6:28	5:30
9	11.1	6:26	5:31
10	11.2	6:23	5:33
11	11.2	6:21	5:35
12	11.3	6:19	5:36
13	11.3	6:17	5:38
14	11.4	6:15	5:39
15	11.5	6:13	5:41
16	11.5	6:10	5:43
17	11.6	6:08	5:44
18	11.7	6:06	5:46
19	11.7	6:04	5:48
20	11.8	6:02	5:49
21	11.9	5:59	5:51
22	11.9	5:57	5:52
23	12.0	5:55	5:54
24	12.0	5:53	5:56
25	12.1	5:50	5:57
26	12.2	5:48	5:59
27	12.2	5:46	6:00
28	12.3	5:44	6:02
29	12.4	5:41	6:03
30	12.4	5:39	6:05
31	12.5	5:37	6:07

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 2.93 kWh/m².

For context, solar energy here swings from a low near 0.75 kWh/m² to a high of 5.32 kWh/m² in June across the year — March's 2.93 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)	2.3	2.4	2.4	2.4	2.5	2.5	2.6	2.6	2.6	2.7	2.7	2.8	2.8	2.8	2.9	2.9	2.9	3.0	3.0	3.1	3.1	3.2	3.2	3.3	3.4	3.4	3.5	3.5	3.6	3.6	3.7
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	Solar energy (kWh/m²)	Level
1	2.3	Moderate
2	2.4	Moderate
3	2.4	Moderate
4	2.4	Moderate
5	2.5	Moderate
6	2.5	Moderate
7	2.6	Moderate
8	2.6	Moderate
9	2.6	Moderate
10	2.7	Moderate
11	2.7	Moderate
12	2.8	Moderate
13	2.8	Moderate
14	2.8	Moderate
15	2.9	Moderate
16	2.9	Moderate
17	2.9	Moderate
18	3.0	Moderate
19	3.0	Moderate
20	3.1	Moderate
21	3.1	Moderate
22	3.2	Moderate
23	3.2	Moderate
24	3.3	Moderate
25	3.4	Moderate
26	3.4	Moderate
27	3.5	Moderate
28	3.5	Moderate
29	3.6	Moderate
30	3.6	Moderate
31	3.7	Moderate

Planning a trip in March

Is March a good time to visit Ostrava?

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

1.1

Sightseeing

8th-best month of the year

0.0

Beach & pool

8th-best month of the year

March is a weaker month for outdoor sightseeing in Ostrava.

What to pack for Ostrava in March

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

In March, Ostrava sees daytime highs around 8°C and nights near -0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

UV index in Ostrava in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ostrava 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 7 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	2	4	5	6	7	7	6	4	2	1	1
Level	Low	Low	Moderate	Moderate	High	Very high	High	High	Moderate	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	2	Low
Mar	4	Moderate
Apr	5	Moderate
May	6	High
Jun	7	Very high
Jul	7	High
Aug	6	High
Sep	4	Moderate
Oct	2	Moderate
Nov	1	Low
Dec	1	Low

Air quality in Ostrava in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ostrava is worst in June — around 24 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 15 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Ostrava's WHO annual average of 20.3 µg/m³.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	18	19	23	23	23	24	23	23	20	17	16	15
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	18	Moderate
Feb	19	Moderate
Mar	23	Moderate
Apr	23	Moderate
May	23	Moderate
Jun	24	Moderate
Jul	23	Moderate
Aug	23	Moderate
Sep	20	Moderate
Oct	17	Moderate
Nov	16	Moderate
Dec	15	Moderate

Location & terrain

Where is Ostrava?

Ostrava sits at 49.8°N, 18.3°E, 211 m above sea level, in Czechia. The nearest listed city is Bohumín, 9.0 km away.

Topography around Ostrava

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

Within 3 km, the terrain around Ostrava has only modest variations in elevation — a maximum elevation change of 118 m around an average of 226 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 216 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,334 m.

The land around Ostrava is covered by artificial surfaces (49%) and trees (43%) within 3 km, trees (43%) and cropland (28%) within 16 km, and trees (50%) and cropland (29%) within 80 km.

3 km

118 m

artificial surfaces 49%

16 km

216 m

trees 43%

80 km

1,334 m

trees 50%

treesgrasslandcroplandartificial surfaceswater

← February Ostrava year-round climate April →Best places to visit in March

March weather nearby: Bohumín 9.0 km · Starý Bohumín 10 km · Orlová 11 km · Havířov 13 km · Frýdek-Místek 18 km · Karviná 19 km · Wodzisław Śląski 23 km · Jastrzębie Zdrój 25 km

Czechia travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type C / E; 230 V · 50 Hz
Prices: ≈ 59% of US; price level, 2025
GDP per capita: $35,917; 2025
Happiness: 6.8 / 10; World Happiness, 2025
Safe drinking water: 98%; of population, 2024
Homicide rate: 0.8; per 100k, 2023
Road deaths: 5.9; per 100k/yr, 2019
Income group: High; World Bank
English: High; EF EPI 582
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 Ostrava (49.8347°, 18.282°, elevation 211 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	5	-2
2	5	-2
3	5	-1
4	6	-1
5	6	-1
6	6	-1
7	6	-1
8	6	-1
9	6	-1
10	7	-1
11	7	-1
12	7	0
13	7	0
14	7	0
15	7	0
16	7	0
17	8	0
18	8	0
19	8	0
20	8	0
21	8	0
22	8	1
23	9	1
24	9	1
25	9	1
26	9	1
27	10	1
28	10	1
29	10	1
30	10	2
31	10	2

	Clearer (%)	Cloudier (%)
1	32	68
2	33	67
3	34	66
4	34	66
5	34	66
6	35	65
7	35	65
8	35	65
9	34	66
10	34	66
11	34	66
12	34	66
13	34	66
14	34	66
15	34	66
16	33	67
17	33	67
18	34	66
19	34	66
20	34	66
21	35	65
22	35	65
23	36	64
24	36	64
25	37	63
26	39	61
27	39	61
28	39	61
29	39	61
30	40	60
31	40	60

	Rain chance (%)	Snow chance (%)
1	36	18
2	35	17
3	35	17
4	36	16
5	36	16
6	36	16
7	37	16
8	37	16
9	38	16
10	38	17
11	39	17
12	39	17
13	40	17
14	40	17
15	41	17
16	41	17
17	41	17
18	41	17
19	41	17
20	41	16
21	41	16
22	40	15
23	40	15
24	39	14
25	39	14
26	38	13
27	38	13
28	37	12
29	37	12
30	37	12
31	36	11

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

	Clearer (%)	Cloudier (%)
1	32	68
2	33	67
3	34	66
4	34	66
5	34	66
6	35	65
7	35	65
8	35	65
9	34	66
10	34	66
11	34	66
12	34	66
13	34	66
14	34	66
15	34	66
16	33	67
17	33	67
18	34	66
19	34	66
20	34	66
21	35	65
22	35	65
23	36	64
24	36	64
25	37	63
26	39	61
27	39	61
28	39	61
29	39	61
30	40	60
31	40	60

	Rain chance (%)	Snow chance (%)
1	36	18
2	35	17
3	35	17
4	36	16
5	36	16
6	36	16
7	37	16
8	37	16
9	38	16
10	38	17
11	39	17
12	39	17
13	40	17
14	40	17
15	41	17
16	41	17
17	41	17
18	41	17
19	41	17
20	41	16
21	41	16
22	40	15
23	40	15
24	39	14
25	39	14
26	38	13
27	38	13
28	37	12
29	37	12
30	37	12
31	36	11

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

	Clearer (%)	Cloudier (%)
1	32	68
2	33	67
3	34	66
4	34	66
5	34	66
6	35	65
7	35	65
8	35	65
9	34	66
10	34	66
11	34	66
12	34	66
13	34	66
14	34	66
15	34	66
16	33	67
17	33	67
18	34	66
19	34	66
20	34	66
21	35	65
22	35	65
23	36	64
24	36	64
25	37	63
26	39	61
27	39	61
28	39	61
29	39	61
30	40	60
31	40	60

	Rain chance (%)	Snow chance (%)
1	36	18
2	35	17
3	35	17
4	36	16
5	36	16
6	36	16
7	37	16
8	37	16
9	38	16
10	38	17
11	39	17
12	39	17
13	40	17
14	40	17
15	41	17
16	41	17
17	41	17
18	41	17
19	41	17
20	41	16
21	41	16
22	40	15
23	40	15
24	39	14
25	39	14
26	38	13
27	38	13
28	37	12
29	37	12
30	37	12
31	36	11

	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