Kara Suu weather in September

In September, Kara Suu sees average daytime highs of 28°C and overnight lows near 14°C, with 18 mm of rain across 3.8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 25°C by the end. The sky is clear or mostly clear about 74% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Kara Suu's 2nd-clearest and 6th-windiest month. For the whole year in context, see Kara Suu's year-round climate.

Daytime high
28°
4th warmest
Overnight low
14°
9th coldest
Rainfall
18 mm
3.8 wet days
Daylight
12 h 18 min
6:55 AM – 7:11 PM
Cloud cover
25%
2nd clearest
Wind
6 km/h
6th windiest
Solar energy
5.3 kWh/m²
Travel score
7.4
out of 10

Kara Suu is Border town in southwest Kyrgyzstan.

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 30°C in the first days to 25°C by the end.

A typical September day in Kara Suu reaches about 28°C in the afternoon and slips back to 14°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
13017
23016
33016
43016
53016
63016
72916
82916
92915
102915
112915
122915
132815
142815
152814
162814
172814
182714
192714
202714
212713
222713
232613
242613
252613
262613
272513
282512
292512
302512

How September really feels in Kara Suu

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

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

Kara Suu weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°306.84.39.40.0
Feb / -2°478.64.110.40.7
Mar14° / 6811.61.211.73.7
Apr20° / 8612.40.113.15.9
May25° / 14°7812014.26.5
Jun31° / 18°438.2014.95.0
Jul33° / 20°184.1014.64.1
Aug32° / 19°143.2013.64.9
Sep28° / 14°183.8012.37.4
Oct21° / 406.5010.97.2
Nov12° / 48819.73.5
Dec / -3°447.93.99.10.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
19010
2919
3919
4919
5928
6928
7919
8919
9919
109010
119010
129010
138911
148911
158911
168713
178713
188515
198515
208317
218317
228218
238119
248020
258020
267822
277822
287723
297624
307426

Chance of precipitation in September

Any precipitation

Kara Suu gets around 18 mm of rain over 3.8 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 13% and peaks near 20% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
110
29
39
49
59
69
79
89
99
109
1110
1210
1311
1411
1512
1612
1713
1813
1914
2014
2115
2216
2316
2417
2517
2618
2718
2819
2920
3020

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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
18713
28812
38911
49010
5919
6928
7937
8946
9955
10955
11964
12973
13973
14982
15982
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991

Wind in September

Winds average 6 km/h in September.

Across September, 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.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min 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 78 minutes over September. Sunrise moves from 6:40 AM to 7:09 AM, and sunset from 7:37 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:407:37
212.96:417:35
312.96:427:33
412.86:437:32
512.86:447:30
612.76:457:28
712.76:467:27
812.66:477:25
912.66:487:23
1012.56:497:21
1112.56:507:20
1212.56:517:18
1312.46:527:16
1412.46:537:14
1512.36:547:13
1612.36:557:11
1712.26:567:09
1812.26:577:07
1912.16:587:06
2012.16:597:04
2112.07:007:02
2212.07:017:00
2311.97:026:59
2411.97:036:57
2511.87:046:55
2611.87:056:53
2711.87:066:52
2811.77:076:50
2911.77:086:48
3011.67:096:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.3 kWh/m².

For context, solar energy here swings from a low near 1.86 kWh/m² to a high of 7.24 kWh/m² in July across the year — September's 5.3 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Bright
36.0Bright
45.9Bright
55.9Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.2Bright
195.1Bright
205.1Bright
215.0Bright
224.9Bright
234.9Bright
244.8Bright
254.7Bright
264.7Bright
274.6Bright
284.5Bright
294.5Bright
304.4Bright
Planning a trip in September

Is September a good time to visit Kara Suu?

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

7.4
Sightseeing
1st-best month of the year
8.1
Beach & pool
1st-best month of the year

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

What to pack for Kara Suu in September

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

In September, Kara Suu sees daytime highs around 28°C and nights near 14°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Kara Suu 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 Kara Suu peaks around May 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowMay 22UV 10Jan 11UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May10Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Kara Suu 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 Kara Suu is worst in May — around 29 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMay 1329 µg/m³Dec 1911 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb14Moderate
Mar22Moderate
Apr28Moderate
May29Moderate
Jun27Moderate
Jul25Moderate
Aug20Moderate
Sep20Moderate
Oct19Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Kara Suu?

Kara Suu sits at 40.7°N, 72.9°E, 744 m above sea level, in Kyrgyzstan. The nearest listed city is Qorasuv, 3.0 km away.

Topography around Kara Suu

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

Within 3 km, the terrain around Kara Suu has only modest variations in elevation — a maximum elevation change of 78 m around an average of 746 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 459 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,165 m.

The land around Kara Suu is covered by cropland (52%) and artificial surfaces (41%) within 3 km, cropland (73%) within 16 km, and grassland (53%) and cropland (29%) within 80 km.

3 km
78 m
16 km
459 m
80 km
4,165 m
treesgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Qorasuv 3.0 km · Qo‘rg‘ontepa 9.0 km · Sultonobod 11 km · Dardoq 13 km · Xonobod 14 km · Oyim 17 km · Osh 20 km · Suzak 22 km

Kyrgyzstan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$3,081
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
1.7
per 100k, 2020
Road deaths
12.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 443
Religion
Muslim 90%Christian 7%other 3%

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 Kara Suu (40.7046°, 72.8667°, elevation 744 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).