‘Izrā weather in September

In September, ‘Izrā sees average daytime highs of 31°C and overnight lows near 21°C, with 0 mm of rain across 0 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 30°C by the end. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is ‘Izrā's 4th-clearest and 11th-windiest month. For the whole year in context, see ‘Izrā's year-round climate.

Daytime high: 31°; 4th warmest
Overnight low: 21°; 10th coldest
Rainfall: 0 mm; 0 wet days
Daylight: 12 h 12 min; 5:26 AM – 5:37 PM
Cloud cover: 5%; 4th clearest
Wind: 7 km/h; 11th windiest
Solar energy: 6.4 kWh/m²
Travel score: 6.2; out of 10

‘Izrā is human settlement in Jordan.

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

← August ‘Izrā year-round climate October →Best places to visit in September

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°C in the first days to 30°C by the end.

A typical September day in ‘Izrā reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°C. Set against its neighbours, September runs about 2°C cooler than August and about 4°C warmer than October.

	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)	32	32	32	32	32	32	32	32	32	32	32	32	32	31	31	31	31	31	31	31	31	31	31	31	30	30	30	30	30	30
Avg low (°C)	22	22	22	22	22	22	22	22	22	22	22	21	21	21	21	21	21	21	21	21	21	21	21	20	20	20	20	20	20	20

	Avg high (°C)	Avg low (°C)
1	32	22
2	32	22
3	32	22
4	32	22
5	32	22
6	32	22
7	32	22
8	32	22
9	32	22
10	32	22
11	32	22
12	32	21
13	32	21
14	31	21
15	31	21
16	31	21
17	31	21
18	31	21
19	31	21
20	31	21
21	31	21
22	31	21
23	31	21
24	31	20
25	30	20
26	30	20
27	30	20
28	30	20
29	30	20
30	30	20

How September really feels in ‘Izrā

Once humidity and wind are folded in, September averages 6 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

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

‘Izrā weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	15° / 7°	28	5.2	0.5	10.2	5.3
Feb	16° / 8°	24	5.1	0.3	10.9	6.0
Mar	20° / 11°	17	3.6	0	11.8	7.7
Apr	25° / 14°	5	1.3	0	12.7	8.8
May	29° / 18°	2	0.4	0	13.6	7.5
Jun	32° / 21°	0	0	0	14	5.9
Jul	33° / 22°	0	0	0	13.8	4.9
Aug	33° / 23°	0	0	0	13.1	4.9
Sep	31° / 21°	0	0	0	12.2	6.2
Oct	28° / 18°	3	0.7	0	11.2	8.1
Nov	22° / 13°	8	1.9	0	10.4	8.4
Dec	17° / 9°	13	3	0.1	10	6.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 98% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 2% of September, with mostly cloudy or overcast conditions the remaining 1%.

	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 (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	99	99	98	98	98	98	98	98	98	97
Cloudier (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	2	2	2	2	2	2	2	3

	Clearer (%)	Cloudier (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	99	1
22	99	1
23	98	2
24	98	2
25	98	2
26	98	2
27	98	2
28	98	2
29	98	2
30	97	3

Chance of precipitation in September

Any precipitation

‘Izrā gets around 0 mm of rain over 0 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 0% on the wettest days.

	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 (%)	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	0	0	0	0

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

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 45% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

	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 (%)	9	9	10	10	11	12	12	13	13	14	15	15	16	16	17	18	19	20	21	22	24	26	28	30	32	34	37	39	41	42
Comfortable (%)	36	38	39	40	41	42	43	43	44	45	45	46	47	47	48	48	49	49	49	49	48	48	47	47	46	45	44	43	43	42
Humid (%)	44	42	41	40	39	38	37	36	35	34	34	33	32	31	31	30	29	28	27	26	25	23	22	21	19	18	17	16	15	14
Muggy (%)	11	11	10	10	9	9	8	8	7	7	6	6	5	5	4	4	4	3	3	3	3	3	3	2	2	2	2	2	2	2

	Dry (%)	Comfortable (%)	Humid (%)	Muggy (%)
1	9	36	44	11
2	9	38	42	11
3	10	39	41	10
4	10	40	40	10
5	11	41	39	9
6	12	42	38	9
7	12	43	37	8
8	13	43	36	8
9	13	44	35	7
10	14	45	34	7
11	15	45	34	6
12	15	46	33	6
13	16	47	32	5
14	16	47	31	5
15	17	48	31	4
16	18	48	30	4
17	19	49	29	4
18	20	49	28	3
19	21	49	27	3
20	22	49	26	3
21	24	48	25	3
22	26	48	23	3
23	28	47	22	3
24	30	47	21	2
25	32	46	19	2
26	34	45	18	2
27	37	44	17	2
28	39	43	16	2
29	41	43	15	2
30	42	42	14	2

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 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)	8	8	8	8	8	8	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7
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	8	calm
2	8	calm
3	8	calm
4	8	calm
5	8	calm
6	8	calm
7	7	calm
8	7	calm
9	7	calm
10	7	calm
11	7	calm
12	7	calm
13	7	calm
14	7	calm
15	7	calm
16	7	calm
17	7	calm
18	7	calm
19	7	calm
20	7	calm
21	7	calm
22	7	calm
23	7	calm
24	7	calm
25	7	calm
26	7	calm
27	7	calm
28	7	calm
29	7	calm
30	7	calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over September. Sunrise moves from 5:17 AM to 5:35 AM, and sunset from 5:57 PM to 5:19 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)	12.7	12.6	12.6	12.6	12.5	12.5	12.5	12.4	12.4	12.4	12.3	12.3	12.3	12.3	12.2	12.2	12.2	12.1	12.1	12.1	12.0	12.0	12.0	11.9	11.9	11.9	11.8	11.8	11.8	11.7
Sunrise (AM)	5:17	5:18	5:18	5:19	5:19	5:20	5:21	5:21	5:22	5:22	5:23	5:24	5:24	5:25	5:25	5:26	5:27	5:27	5:28	5:28	5:29	5:30	5:30	5:31	5:31	5:32	5:33	5:33	5:34	5:35
Sunset (PM)	5:57	5:56	5:54	5:53	5:52	5:50	5:49	5:48	5:47	5:45	5:44	5:43	5:41	5:40	5:39	5:37	5:36	5:34	5:33	5:32	5:30	5:29	5:28	5:26	5:25	5:24	5:22	5:21	5:20	5:19

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.7	5:17	5:57
2	12.6	5:18	5:56
3	12.6	5:18	5:54
4	12.6	5:19	5:53
5	12.5	5:19	5:52
6	12.5	5:20	5:50
7	12.5	5:21	5:49
8	12.4	5:21	5:48
9	12.4	5:22	5:47
10	12.4	5:22	5:45
11	12.3	5:23	5:44
12	12.3	5:24	5:43
13	12.3	5:24	5:41
14	12.3	5:25	5:40
15	12.2	5:25	5:39
16	12.2	5:26	5:37
17	12.2	5:27	5:36
18	12.1	5:27	5:34
19	12.1	5:28	5:33
20	12.1	5:28	5:32
21	12.0	5:29	5:30
22	12.0	5:30	5:29
23	12.0	5:30	5:28
24	11.9	5:31	5:26
25	11.9	5:31	5:25
26	11.9	5:32	5:24
27	11.8	5:33	5:22
28	11.8	5:33	5:21
29	11.8	5:34	5:20
30	11.7	5:35	5:19

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.4 kWh/m².

For context, solar energy here swings from a low near 3.18 kWh/m² to a high of 8.19 kWh/m² in June across the year — September's 6.4 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)	7.0	7.0	6.9	6.9	6.8	6.8	6.8	6.7	6.7	6.6	6.6	6.5	6.5	6.5	6.4	6.4	6.3	6.3	6.3	6.2	6.2	6.1	6.1	6.0	6.0	6.0	5.9	5.9	5.8	5.8
Level	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	7.0	Intense
2	7.0	Intense
3	6.9	Intense
4	6.9	Intense
5	6.8	Intense
6	6.8	Intense
7	6.8	Intense
8	6.7	Intense
9	6.7	Intense
10	6.6	Intense
11	6.6	Intense
12	6.5	Intense
13	6.5	Intense
14	6.5	Intense
15	6.4	Intense
16	6.4	Intense
17	6.3	Intense
18	6.3	Intense
19	6.3	Intense
20	6.2	Intense
21	6.2	Intense
22	6.1	Intense
23	6.1	Intense
24	6.0	Intense
25	6.0	Intense
26	6.0	Bright
27	5.9	Bright
28	5.9	Bright
29	5.8	Bright
30	5.8	Bright

Planning a trip in September

Is September a good time to visit ‘Izrā?

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

6.2

Sightseeing

7th-best month of the year

9.1

Beach & pool

2nd-best month of the year

September is a reasonable time to visit ‘Izrā for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for ‘Izrā in September

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

In September, ‘Izrā sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in ‘Izrā in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in ‘Izrā peaks around June 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	3	4	7	7	10	11	10	11	9	7	5	3
Level	Moderate	Moderate	High	Very high	Very high	Extreme	Extreme	Extreme	Very high	High	Moderate	Moderate

	UV index (midday)	Level
Jan	3	Moderate
Feb	4	Moderate
Mar	7	High
Apr	7	Very high
May	10	Very high
Jun	11	Extreme
Jul	10	Extreme
Aug	11	Extreme
Sep	9	Very high
Oct	7	High
Nov	5	Moderate
Dec	3	Moderate

Air quality in ‘Izrā 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 ‘Izrā is worst in April — around 39 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (July, 24 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)	36	37	37	39	35	27	24	26	29	32	36	36
Level	Poor	Poor	Poor	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Moderate	Poor	Poor

	PM2.5 (µg/m³)	Level
Jan	36	Poor
Feb	37	Poor
Mar	37	Poor
Apr	39	Poor
May	35	Poor
Jun	27	Moderate
Jul	24	Moderate
Aug	26	Moderate
Sep	29	Moderate
Oct	32	Moderate
Nov	36	Poor
Dec	36	Poor

Location & terrain

Where is ‘Izrā?

‘Izrā sits at 31.2°N, 35.7°E, 1,111 m above sea level, in Jordan. The nearest listed city is Kerak, 3.0 km away.

Topography around ‘Izrā

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

Within 3 km, the terrain around ‘Izrā has significant variations in elevation — a maximum elevation change of 503 m around an average of 1,051 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,692 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,058 m.

The land around ‘Izrā is covered by grassland (75%) within 3 km, bare terrain (46%) and grassland (28%) within 16 km, and bare terrain (77%) within 80 km.

3 km

503 m

grassland 75%

16 km

1,692 m

bare terrain 46%

80 km

2,058 m

bare terrain 77%

treesshrubsgrasslandcroplandartificial surfacesbare terrainwater

← August ‘Izrā year-round climate October →Best places to visit in September

September weather nearby: Kerak 3.0 km · Karak City 7.0 km · Safi 26 km · Aţ Ţafīlah 37 km · Madaba 63 km · Banī Na‘īm 64 km · As Samū‘ 65 km · Yaţţā 65 km

Jordan travel facts

Travel advisory: Level 3; Reconsider Travel
Power plugs: Type B / C / D / F / G / J; 230 V · 50 Hz
Prices: ≈ 42% of US; price level, 2025
GDP per capita: $5,348; 2025
Happiness: 4.5 / 10; World Happiness, 2025
Safe drinking water: 89%; of population, 2024
Homicide rate: 1; per 100k, 2023
Road deaths: 17; per 100k/yr, 2019
Income group: Upper middle; World Bank
English: Very low; EF EPI 426
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 ‘Izrā (31.1589°, 35.6928°, elevation 1,111 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	32	22
2	32	22
3	32	22
4	32	22
5	32	22
6	32	22
7	32	22
8	32	22
9	32	22
10	32	22
11	32	22
12	32	21
13	32	21
14	31	21
15	31	21
16	31	21
17	31	21
18	31	21
19	31	21
20	31	21
21	31	21
22	31	21
23	31	21
24	31	20
25	30	20
26	30	20
27	30	20
28	30	20
29	30	20
30	30	20

	Clearer (%)	Cloudier (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	99	1
22	99	1
23	98	2
24	98	2
25	98	2
26	98	2
27	98	2
28	98	2
29	98	2
30	97	3

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

	Dry (%)	Comfortable (%)	Humid (%)	Muggy (%)
1	9	36	44	11
2	9	38	42	11
3	10	39	41	10
4	10	40	40	10
5	11	41	39	9
6	12	42	38	9
7	12	43	37	8
8	13	43	36	8
9	13	44	35	7
10	14	45	34	7
11	15	45	34	6
12	15	46	33	6
13	16	47	32	5
14	16	47	31	5
15	17	48	31	4
16	18	48	30	4
17	19	49	29	4
18	20	49	28	3
19	21	49	27	3
20	22	49	26	3
21	24	48	25	3
22	26	48	23	3
23	28	47	22	3
24	30	47	21	2
25	32	46	19	2
26	34	45	18	2
27	37	44	17	2
28	39	43	16	2
29	41	43	15	2
30	42	42	14	2

	Avg high (°C)	Avg low (°C)
1	32	22
2	32	22
3	32	22
4	32	22
5	32	22
6	32	22
7	32	22
8	32	22
9	32	22
10	32	22
11	32	22
12	32	21
13	32	21
14	31	21
15	31	21
16	31	21
17	31	21
18	31	21
19	31	21
20	31	21
21	31	21
22	31	21
23	31	21
24	31	20
25	30	20
26	30	20
27	30	20
28	30	20
29	30	20
30	30	20

	Clearer (%)	Cloudier (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	99	1
22	99	1
23	98	2
24	98	2
25	98	2
26	98	2
27	98	2
28	98	2
29	98	2
30	97	3

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

	Dry (%)	Comfortable (%)	Humid (%)	Muggy (%)
1	9	36	44	11
2	9	38	42	11
3	10	39	41	10
4	10	40	40	10
5	11	41	39	9
6	12	42	38	9
7	12	43	37	8
8	13	43	36	8
9	13	44	35	7
10	14	45	34	7
11	15	45	34	6
12	15	46	33	6
13	16	47	32	5
14	16	47	31	5
15	17	48	31	4
16	18	48	30	4
17	19	49	29	4
18	20	49	28	3
19	21	49	27	3
20	22	49	26	3
21	24	48	25	3
22	26	48	23	3
23	28	47	22	3
24	30	47	21	2
25	32	46	19	2
26	34	45	18	2
27	37	44	17	2
28	39	43	16	2
29	41	43	15	2
30	42	42	14	2

	Avg high (°C)	Avg low (°C)
1	32	22
2	32	22
3	32	22
4	32	22
5	32	22
6	32	22
7	32	22
8	32	22
9	32	22
10	32	22
11	32	22
12	32	21
13	32	21
14	31	21
15	31	21
16	31	21
17	31	21
18	31	21
19	31	21
20	31	21
21	31	21
22	31	21
23	31	21
24	31	20
25	30	20
26	30	20
27	30	20
28	30	20
29	30	20
30	30	20

	Clearer (%)	Cloudier (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	99	1
22	99	1
23	98	2
24	98	2
25	98	2
26	98	2
27	98	2
28	98	2
29	98	2
30	97	3

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

	Dry (%)	Comfortable (%)	Humid (%)	Muggy (%)
1	9	36	44	11
2	9	38	42	11
3	10	39	41	10
4	10	40	40	10
5	11	41	39	9
6	12	42	38	9
7	12	43	37	8
8	13	43	36	8
9	13	44	35	7
10	14	45	34	7
11	15	45	34	6
12	15	46	33	6
13	16	47	32	5
14	16	47	31	5
15	17	48	31	4
16	18	48	30	4
17	19	49	29	4
18	20	49	28	3
19	21	49	27	3
20	22	49	26	3
21	24	48	25	3
22	26	48	23	3
23	28	47	22	3
24	30	47	21	2
25	32	46	19	2
26	34	45	18	2
27	37	44	17	2
28	39	43	16	2
29	41	43	15	2
30	42	42	14	2