Chubek weather in April

In April, Chubek sees average daytime highs of 22°C and overnight lows near 10°C, with 84 mm of precipitation across 11.4 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 24°C by the end. The sky is clear or mostly clear about 35% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 30 min by month's end. Set against the rest of the year, April is Chubek's 8th-clearest and 6th-windiest month. For the whole year in context, see Chubek's year-round climate.

Daytime high: 22°; 7th warmest
Overnight low: 10°; 7th coldest
Precipitation: 84 mm; 11.4 wet days
Daylight: 13 hours; 5:52 AM – 6:50 PM
Cloud cover: 56%; 8th clearest
Wind: 6 km/h; 6th windiest
Solar energy: 5.58 kWh/m²
Travel score: 6.5; out of 10

← March Chubek year-round climate May →Best places to visit in April

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 24°C by the end.

A typical April day in Chubek reaches about 22°C in the afternoon and slips back to 10°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 28°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

	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
Avg high (°C)	19	20	20	20	20	20	20	21	21	21	21	21	22	22	22	22	23	23	23	23	23	23	24	24	24	24	24	24	24	25
Avg low (°C)	8	8	8	8	9	9	9	9	9	10	10	10	10	10	10	11	11	11	11	11	12	12	12	12	12	12	12	13	13	13

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

How April really feels in Chubek

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Chubek weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	8° / -2°	53	8.6	5.8	9.7	1.4
Feb	10° / -0°	71	9.9	5.8	10.5	2.3
Mar	16° / 5°	86	11.6	2.8	11.7	4.8
Apr	22° / 10°	84	11.4	0.6	12.9	6.5
May	27° / 15°	62	9.1	0	14	6.6
Jun	33° / 19°	11	3.1	0	14.5	4.6
Jul	35° / 21°	3	0.5	0	14.3	3.2
Aug	34° / 20°	1	0.1	0	13.4	4.2
Sep	30° / 15°	3	0.5	0	12.3	7.3
Oct	23° / 9°	14	2.7	0.1	11	8.5
Nov	15° / 4°	46	6.8	1.8	10	5.2
Dec	10° / -0°	46	7.5	4	9.4	2.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up 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
Clearer (%)	44	44	44	44	44	45	46	46	47	48	49	49	49	51	52	53	53	54	54	55	55	55	56	56	56	55	55	55	55	55
Cloudier (%)	56	56	56	56	56	55	54	54	53	52	51	51	51	49	48	47	47	46	46	45	45	45	44	44	44	45	45	45	45	45

	Clearer (%)	Cloudier (%)
1	44	56
2	44	56
3	44	56
4	44	56
5	44	56
6	45	55
7	46	54
8	46	54
9	47	53
10	48	52
11	49	51
12	49	51
13	49	51
14	51	49
15	52	48
16	53	47
17	53	47
18	54	46
19	54	46
20	55	45
21	55	45
22	55	45
23	56	44
24	56	44
25	56	44
26	55	45
27	55	45
28	55	45
29	55	45
30	55	45

Chance of precipitation in April

Any precipitationSnow

Chubek gets around 84 mm of rain and snow over 11.4 wet days in April. 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 38% on the wettest days, and about 1 day brings 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
Rain chance (%)	38	38	38	38	38	37	37	37	36	36	36	36	36	36	36	36	36	36	37	37	37	38	38	38	38	38	38	38	38	38
Snow chance (%)	4	4	4	4	4	4	4	3	3	3	3	3	2	2	2	2	1	1	1	1	1	1	1	1	0	0	0	0	0	0

	Rain chance (%)	Snow chance (%)
1	38	4
2	38	4
3	38	4
4	38	4
5	38	4
6	37	4
7	37	4
8	37	3
9	36	3
10	36	3
11	36	3
12	36	3
13	36	2
14	36	2
15	36	2
16	36	2
17	36	1
18	36	1
19	37	1
20	37	1
21	37	1
22	38	1
23	38	1
24	38	1
25	38	0
26	38	0
27	38	0
28	38	0
29	38	0
30	38	0

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 92% 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
Dry (%)	100	100	100	99	99	99	98	97	97	96	96	95	94	94	93	92	92	91	90	89	89	88	87	86	86	85	83	82	81	81
Comfortable (%)	0	0	0	1	1	1	2	3	3	4	4	5	6	6	7	8	8	9	10	11	11	12	13	14	14	15	16	17	18	18
Humid (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	1

	Dry (%)	Comfortable (%)	Humid (%)
1	100	0	0
2	100	0	0
3	100	0	0
4	99	1	0
5	99	1	0
6	99	1	0
7	98	2	0
8	97	3	0
9	97	3	0
10	96	4	0
11	96	4	0
12	95	5	0
13	94	6	0
14	94	6	0
15	93	7	0
16	92	8	0
17	92	8	0
18	91	9	0
19	90	10	0
20	89	11	0
21	89	11	0
22	88	12	0
23	87	13	0
24	86	14	0
25	86	14	0
26	85	15	0
27	83	16	1
28	82	17	1
29	81	18	1
30	81	18	1

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 6 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
Wind speed (km/h)	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 6:15 AM to 5:34 AM, and sunset from 6:37 PM to 7:03 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
Daylight (h)	12.4	12.4	12.4	12.5	12.5	12.6	12.6	12.6	12.7	12.7	12.8	12.8	12.8	12.9	12.9	13.0	13.0	13.0	13.1	13.1	13.2	13.2	13.2	13.3	13.3	13.4	13.4	13.4	13.5	13.5
Sunrise (AM)	6:15	6:13	6:12	6:10	6:09	6:07	6:06	6:04	6:03	6:01	6:00	5:58	5:57	5:55	5:54	5:52	5:51	5:49	5:48	5:47	5:45	5:44	5:43	5:41	5:40	5:39	5:37	5:36	5:35	5:34
Sunset (PM)	6:37	6:38	6:39	6:39	6:40	6:41	6:42	6:43	6:44	6:45	6:46	6:47	6:48	6:49	6:50	6:50	6:51	6:52	6:53	6:54	6:55	6:56	6:57	6:58	6:59	7:00	7:01	7:02	7:03	7:03

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.4	6:15	6:37
2	12.4	6:13	6:38
3	12.4	6:12	6:39
4	12.5	6:10	6:39
5	12.5	6:09	6:40
6	12.6	6:07	6:41
7	12.6	6:06	6:42
8	12.6	6:04	6:43
9	12.7	6:03	6:44
10	12.7	6:01	6:45
11	12.8	6:00	6:46
12	12.8	5:58	6:47
13	12.8	5:57	6:48
14	12.9	5:55	6:49
15	12.9	5:54	6:50
16	13.0	5:52	6:50
17	13.0	5:51	6:51
18	13.0	5:49	6:52
19	13.1	5:48	6:53
20	13.1	5:47	6:54
21	13.2	5:45	6:55
22	13.2	5:44	6:56
23	13.2	5:43	6:57
24	13.3	5:41	6:58
25	13.3	5:40	6:59
26	13.4	5:39	7:00
27	13.4	5:37	7:01
28	13.4	5:36	7:02
29	13.5	5:35	7:03
30	13.5	5:34	7:03

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.58 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 7.71 kWh/m² in July across the year — April's 5.58 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
Solar energy (kWh/m²)	5.0	5.0	5.1	5.1	5.2	5.2	5.2	5.3	5.3	5.4	5.4	5.5	5.5	5.6	5.6	5.7	5.7	5.7	5.8	5.8	5.8	5.9	5.9	5.9	6.0	6.0	6.0	6.1	6.1	6.1
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Intense	Intense	Intense	Intense

	Solar energy (kWh/m²)	Level
1	5.0	Bright
2	5.0	Bright
3	5.1	Bright
4	5.1	Bright
5	5.2	Bright
6	5.2	Bright
7	5.2	Bright
8	5.3	Bright
9	5.3	Bright
10	5.4	Bright
11	5.4	Bright
12	5.5	Bright
13	5.5	Bright
14	5.6	Bright
15	5.6	Bright
16	5.7	Bright
17	5.7	Bright
18	5.7	Bright
19	5.8	Bright
20	5.8	Bright
21	5.8	Bright
22	5.9	Bright
23	5.9	Bright
24	5.9	Bright
25	6.0	Bright
26	6.0	Bright
27	6.0	Intense
28	6.1	Intense
29	6.1	Intense
30	6.1	Intense

Planning a trip in April

Is April a good time to visit Chubek?

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

6.5

Sightseeing

4th-best month of the year

4.5

Beach & pool

7th-best month of the year

April is a reasonable time to visit Chubek for sightseeing.

What to pack for Chubek in April

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

In April, Chubek sees daytime highs around 22°C and nights near 10°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Chubek in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chubek peaks around May 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	2	4	5	7	10	9	9	9	8	5	3	2
Level	Low	Moderate	Moderate	High	Very high	Very high	Very high	Very high	Very high	Moderate	Moderate	Low

	UV index (midday)	Level
Jan	2	Low
Feb	4	Moderate
Mar	5	Moderate
Apr	7	High
May	10	Very high
Jun	9	Very high
Jul	9	Very high
Aug	9	Very high
Sep	8	Very high
Oct	5	Moderate
Nov	3	Moderate
Dec	2	Low

Air quality in Chubek in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chubek is worst in May — around 32 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 13 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)	13	16	22	29	32	31	30	28	28	25	16	14
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	13	Moderate
Feb	16	Moderate
Mar	22	Moderate
Apr	29	Moderate
May	32	Moderate
Jun	31	Moderate
Jul	30	Moderate
Aug	28	Moderate
Sep	28	Moderate
Oct	25	Moderate
Nov	16	Moderate
Dec	14	Moderate

Location & terrain

Where is Chubek?

Chubek sits at 37.6°N, 69.7°E, 514 m above sea level, in Tajikistan. The nearest listed city is Hulbuk, 22 km away.

Topography around Chubek

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

Within 3 km, the terrain around Chubek has significant variations in elevation — a maximum elevation change of 254 m around an average of 549 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,014 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,108 m.

The land around Chubek is covered by grassland (52%) and cropland (35%) within 3 km, grassland (60%) and cropland (22%) within 16 km, and grassland (68%) and cropland (20%) within 80 km.

3 km

254 m

grassland 52%

16 km

1,014 m

grassland 60%

80 km

4,108 m

grassland 68%

treesshrubsgrasslandcroplandartificial surfacesbare terrainwater

← March Chubek year-round climate May →Best places to visit in April

April weather nearby: Hulbuk 22 km · Farkhor 30 km · Kŭlob 34 km · Rustāq 55 km · Ārt Khwājah 62 km · Danghara 62 km · Vakhsh 77 km · Bokhtar 85 km

Tajikistan travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / F / I; 220 V · 50 Hz
Prices: ≈ 28% of US; price level, 2025
GDP per capita: $1,637; 2025
Happiness: 5.6 / 10; World Happiness, 2025
Safe drinking water: 65%; of population, 2024
Homicide rate: 0.9; per 100k, 2020
Road deaths: 15.7; per 100k/yr, 2019
Income group: Lower middle; World Bank
English: Very low; EF EPI 409
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 Chubek (37.6145°, 69.7053°, elevation 514 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	19	8
2	20	8
3	20	8
4	20	8
5	20	9
6	20	9
7	20	9
8	21	9
9	21	9
10	21	10
11	21	10
12	21	10
13	22	10
14	22	10
15	22	10
16	22	11
17	23	11
18	23	11
19	23	11
20	23	11
21	23	12
22	23	12
23	24	12
24	24	12
25	24	12
26	24	12
27	24	12
28	24	13
29	24	13
30	25	13

	Clearer (%)	Cloudier (%)
1	44	56
2	44	56
3	44	56
4	44	56
5	44	56
6	45	55
7	46	54
8	46	54
9	47	53
10	48	52
11	49	51
12	49	51
13	49	51
14	51	49
15	52	48
16	53	47
17	53	47
18	54	46
19	54	46
20	55	45
21	55	45
22	55	45
23	56	44
24	56	44
25	56	44
26	55	45
27	55	45
28	55	45
29	55	45
30	55	45

	Rain chance (%)	Snow chance (%)
1	38	4
2	38	4
3	38	4
4	38	4
5	38	4
6	37	4
7	37	4
8	37	3
9	36	3
10	36	3
11	36	3
12	36	3
13	36	2
14	36	2
15	36	2
16	36	2
17	36	1
18	36	1
19	37	1
20	37	1
21	37	1
22	38	1
23	38	1
24	38	1
25	38	0
26	38	0
27	38	0
28	38	0
29	38	0
30	38	0

	Dry (%)	Comfortable (%)	Humid (%)
1	100	0	0
2	100	0	0
3	100	0	0
4	99	1	0
5	99	1	0
6	99	1	0
7	98	2	0
8	97	3	0
9	97	3	0
10	96	4	0
11	96	4	0
12	95	5	0
13	94	6	0
14	94	6	0
15	93	7	0
16	92	8	0
17	92	8	0
18	91	9	0
19	90	10	0
20	89	11	0
21	89	11	0
22	88	12	0
23	87	13	0
24	86	14	0
25	86	14	0
26	85	15	0
27	83	16	1
28	82	17	1
29	81	18	1
30	81	18	1

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

	Clearer (%)	Cloudier (%)
1	44	56
2	44	56
3	44	56
4	44	56
5	44	56
6	45	55
7	46	54
8	46	54
9	47	53
10	48	52
11	49	51
12	49	51
13	49	51
14	51	49
15	52	48
16	53	47
17	53	47
18	54	46
19	54	46
20	55	45
21	55	45
22	55	45
23	56	44
24	56	44
25	56	44
26	55	45
27	55	45
28	55	45
29	55	45
30	55	45

	Rain chance (%)	Snow chance (%)
1	38	4
2	38	4
3	38	4
4	38	4
5	38	4
6	37	4
7	37	4
8	37	3
9	36	3
10	36	3
11	36	3
12	36	3
13	36	2
14	36	2
15	36	2
16	36	2
17	36	1
18	36	1
19	37	1
20	37	1
21	37	1
22	38	1
23	38	1
24	38	1
25	38	0
26	38	0
27	38	0
28	38	0
29	38	0
30	38	0

	Dry (%)	Comfortable (%)	Humid (%)
1	100	0	0
2	100	0	0
3	100	0	0
4	99	1	0
5	99	1	0
6	99	1	0
7	98	2	0
8	97	3	0
9	97	3	0
10	96	4	0
11	96	4	0
12	95	5	0
13	94	6	0
14	94	6	0
15	93	7	0
16	92	8	0
17	92	8	0
18	91	9	0
19	90	10	0
20	89	11	0
21	89	11	0
22	88	12	0
23	87	13	0
24	86	14	0
25	86	14	0
26	85	15	0
27	83	16	1
28	82	17	1
29	81	18	1
30	81	18	1

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

	Clearer (%)	Cloudier (%)
1	44	56
2	44	56
3	44	56
4	44	56
5	44	56
6	45	55
7	46	54
8	46	54
9	47	53
10	48	52
11	49	51
12	49	51
13	49	51
14	51	49
15	52	48
16	53	47
17	53	47
18	54	46
19	54	46
20	55	45
21	55	45
22	55	45
23	56	44
24	56	44
25	56	44
26	55	45
27	55	45
28	55	45
29	55	45
30	55	45

	Rain chance (%)	Snow chance (%)
1	38	4
2	38	4
3	38	4
4	38	4
5	38	4
6	37	4
7	37	4
8	37	3
9	36	3
10	36	3
11	36	3
12	36	3
13	36	2
14	36	2
15	36	2
16	36	2
17	36	1
18	36	1
19	37	1
20	37	1
21	37	1
22	38	1
23	38	1
24	38	1
25	38	0
26	38	0
27	38	0
28	38	0
29	38	0
30	38	0

	Dry (%)	Comfortable (%)	Humid (%)
1	100	0	0
2	100	0	0
3	100	0	0
4	99	1	0
5	99	1	0
6	99	1	0
7	98	2	0
8	97	3	0
9	97	3	0
10	96	4	0
11	96	4	0
12	95	5	0
13	94	6	0
14	94	6	0
15	93	7	0
16	92	8	0
17	92	8	0
18	91	9	0
19	90	10	0
20	89	11	0
21	89	11	0
22	88	12	0
23	87	13	0
24	86	14	0
25	86	14	0
26	85	15	0
27	83	16	1
28	82	17	1
29	81	18	1
30	81	18	1