Arys weather in September

In September, Arys sees average daytime highs of 29°C and overnight lows near 15°C, with 3 mm of rain across 0.9 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 26°C by the end. The sky is clear or mostly clear about 83% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Arys's 2nd-clearest and 6th-windiest month. For the whole year in context, see Arys's year-round climate.

Daytime high
29°
4th warmest
Overnight low
15°
8th coldest
Rainfall
3 mm
0.9 wet days
Daylight
12 h 18 min
7:11 AM – 7:28 PM
Cloud cover
16%
2nd clearest
Wind
11 km/h
6th windiest
Solar energy
5.37 kWh/m²
Travel score
7.3
out of 10

Arys is city in Kazakhstan.

Founded
1900

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

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 26°C by the end.

A typical September day in Arys reaches about 29°C in the afternoon and slips back to 15°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 34°C. Set against its neighbours, September runs about 6°C cooler than August and about 8°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13219
23218
33218
43218
53218
63117
73117
83117
93117
103016
113016
123016
133016
142916
152915
162915
172915
182815
192814
202814
212814
222714
232714
242713
252713
262613
272613
282613
292612
302512

How September really feels in Arys

Once humidity and wind are folded in, September averages 3 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
3
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Arys weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°387.64.19.20.0
Feb / -3°417.5310.30.7
Mar14° / 458.71.211.64.2
Apr22° / 11°4680.113.17.0
May29° / 16°316.2014.46.4
Jun34° / 21°133.20153.5
Jul36° / 23°61.5014.82.3
Aug35° / 21°30.6013.73.4
Sep29° / 15°30.9012.37.3
Oct21° / 183.70.110.87.8
Nov11° / 346.419.63.3
Dec / -3°357.12.68.90.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 83% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 9%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1955
2964
3964
4964
5964
6964
7964
8964
9946
10946
11946
12946
13937
14937
15937
16928
17928
18928
19919
209010
218911
228911
238713
248713
258614
268515
278416
288317
298218
308218

Chance of precipitation in September

Any precipitation

Arys gets around 3 mm of rain over 0.9 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 7% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
22
32
42
51
61
71
81
91
101
111
122
132
142
152
162
173
183
193
204
214
224
235
245
255
265
276
286
296
307

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September 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%151015202530
Dry (%)Comfortable (%)
1991
2991
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over September. Sunrise moves from 6:54 AM to 7:26 AM, and sunset from 7:55 PM to 7:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:547:55
213.06:557:53
312.96:567:51
412.96:577:49
512.86:597:48
612.87:007:46
712.77:017:44
812.77:027:42
912.67:037:40
1012.67:047:39
1112.57:057:37
1212.57:067:35
1312.47:077:33
1412.47:087:31
1512.37:107:29
1612.37:117:28
1712.27:127:26
1812.27:137:24
1912.17:147:22
2012.17:157:20
2112.07:167:18
2212.07:177:17
2311.97:187:15
2411.97:197:13
2511.87:217:11
2611.87:227:09
2711.77:237:07
2811.77:247:06
2911.67:257:04
3011.67:267:02

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.37 kWh/m².

For context, solar energy here swings from a low near 1.67 kWh/m² to a high of 7.46 kWh/m² in July across the year — September's 5.37 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.1Intense
36.1Intense
46.0Intense
56.0Bright
65.9Bright
75.9Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.6Bright
135.5Bright
145.5Bright
155.4Bright
165.4Bright
175.3Bright
185.2Bright
195.2Bright
205.1Bright
215.0Bright
225.0Bright
234.9Bright
244.8Bright
254.8Bright
264.7Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
Planning a trip in September

Is September a good time to visit Arys?

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

7.3
Sightseeing
2nd-best month of the year
8.7
Beach & pool
1st-best month of the year

September is one of the better times to visit Arys for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Arys in September

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

In September, Arys sees daytime highs around 29°C and nights near 15°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Arys in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arys peaks around June 14 at about 8 (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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 14UV 8Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr5High
May8Very high
Jun8Very high
Jul7Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec2Low

Air quality in Arys 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 Arys is worst in March — around 25 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (January, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2425 µg/m³Jan 1213 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb17Moderate
Mar25Moderate
Apr25Moderate
May25Moderate
Jun21Moderate
Jul21Moderate
Aug20Moderate
Sep21Moderate
Oct22Moderate
Nov19Moderate
Dec14Moderate
Location & terrain

Where is Arys?

Arys sits at 42.4°N, 68.8°E, 239 m above sea level, in Kazakhstan. The nearest listed city is Shymkent, 66 km away.

Topography around Arys

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

Within 3 km, the terrain around Arys has only modest variations in elevation — a maximum elevation change of 51 m around an average of 240 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,501 m.

The land around Arys is covered by artificial surfaces (43%) and grassland (41%) within 3 km, grassland (84%) within 16 km, and grassland (68%) and cropland (25%) within 80 km.

3 km
51 m
16 km
104 m
80 km
1,501 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Shymkent 66 km · Aksu 84 km · Lenger 93 km · Turkestan 106 km · Saryaghash 112 km · Abay 121 km · Iskandar 122 km · Kentau 123 km

Kazakhstan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$14,692
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
92%
of population, 2024
Homicide rate
2.6
per 100k, 2022
Road deaths
12.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 417
Religion
Muslim 69%Christian 17%non-believers 2%Buddhism 0%

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 Arys (42.4301°, 68.8087°, elevation 239 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).