Osh climate

Name: Osh
Address: KG

Osh is warmest in July, with average highs of 30 °C, and coldest in January, when nights average -8.4 °C. April is the wettest month (103 mm) and August the driest (18 mm). Figures are 1991–2020 climate normals.

Across a full year Osh averages 634 mm of rain, 103 days above 25 °C and 118 days below freezing.

Kyrgyzstan · population 322,164 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month July 30 °C
Coldest month January -8.4 °C
Driest month August 18 mm
Wettest month April 103 mm
Least cloud August 26 % cloud
Hottest on record August 38 °C
Coldest on record January -24 °C

What to expectOsh through the year

Osh has a clear annual cycle: average daily highs run from 3.0 °C in January to 30 °C in July, a swing of 27 °C in mean temperature across the year.

Counted across a normal year, 103 days a year reach 25 °C, 35 of them reach 30 °C, 118 nights drop below freezing. The warmest reading in the 1991–2020 record is 38 °C, in August.

Rain is strongly seasonal. April averages 103 mm against 18 mm in August — 5.6 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	3.0 °C	37 mm	67 %
February	5.0 °C	57 mm	69 %
March	11.1 °C	84 mm	70 %
April	17.1 °C	103 mm	64 %
May	21.8 °C	87 mm	58 %
June	26.9 °C	42 mm	44 %
July	29.9 °C	20 mm	30 %
August	29.2 °C	18 mm	26 %
September	24.7 °C	24 mm	29 %
October	17.5 °C	54 mm	43 %
November	10.5 °C	58 mm	56 %
December	4.6 °C	51 mm	62 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	3.0 °C	-8.4 °C	-3.0 °C	13.4 °C	-24.2 °C	0	0	30
February	5.0 °C	-5.9 °C	-0.4 °C	18.1 °C	-20.3 °C	0	0	25
March	11.1 °C	-0.0 °C	5.6 °C	23.7 °C	-14.3 °C	0	0	15
April	17.1 °C	5.4 °C	11.6 °C	28.3 °C	-9.9 °C	1	0	2
May	21.8 °C	9.9 °C	16.3 °C	32.4 °C	-0.1 °C	6	0	0
June	26.9 °C	14.0 °C	21.0 °C	36.8 °C	6.4 °C	21	5	0
July	29.9 °C	16.8 °C	24.0 °C	38.0 °C	10.4 °C	29	15	0
August	29.2 °C	16.1 °C	23.1 °C	38.3 °C	5.4 °C	28	13	0
September	24.7 °C	11.8 °C	18.4 °C	32.8 °C	3.3 °C	16	2	0
October	17.5 °C	5.7 °C	11.4 °C	28.5 °C	-5.0 °C	1	0	1
November	10.5 °C	-0.4 °C	4.5 °C	24.1 °C	-15.8 °C	0	0	15
December	4.6 °C	-6.4 °C	-1.4 °C	14.1 °C	-23.3 °C	0	0	29

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	37 mm	8	9.6 h/day	67 %	70 %	7.4 km/h
February	57 mm	10	11 h/day	69 %	73 %	8.0 km/h
March	84 mm	13	12 h/day	70 %	73 %	9.2 km/h
April	103 mm	14	13 h/day	64 %	70 %	10 km/h
May	87 mm	14	14 h/day	58 %	64 %	11 km/h
June	42 mm	9	15 h/day	44 %	53 %	11 km/h
July	20 mm	5	15 h/day	30 %	46 %	11 km/h
August	18 mm	4	14 h/day	26 %	47 %	10 km/h
September	24 mm	5	12 h/day	29 %	51 %	9.6 km/h
October	54 mm	8	11 h/day	43 %	60 %	8.9 km/h
November	58 mm	8	9.9 h/day	56 %	68 %	8.2 km/h
December	51 mm	9	9.3 h/day	62 %	72 %	7.5 km/h

How Osh compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Osh	30 °C	-8.4 °C	634 mm	103
Andijon · Uzbekistan	36 °C	-4.4 °C	365 mm	154
Fergana · Uzbekistan	35 °C	-2.2 °C	281 mm	149
Marg‘ilon · Uzbekistan	37 °C	-2.5 °C	282 mm	157
Namangan · Uzbekistan	37 °C	-3.9 °C	326 mm	161
Qo‘qon · Uzbekistan	37 °C	-2.9 °C	214 mm	164
Isfara · Tajikistan	31 °C	-3.0 °C	401 mm	115

Where Osh ranks

Ranking	Position	Value
Places with the best weather in Asia in September	9thof 50	96/100
Places with the best weather in the world in September	24thof 50	96/100
Places with the best weather in Asia in August	40thof 50	85/100
Places with the best weather in Asia in July	43rdof 50	82/100

Planning a trip? See the best time to visit Osh.

QuestionsCommon questions about Osh’s climate

When is the best time to visit Osh?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, August, September sit closest to 20 °C on average, July is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Osh get?

In July, the warmest month, daily highs average 30 °C. About 35 days a year pass 30 °C. The highest value in the 1991–2020 record is 38 °C.

How cold does it get in winter?

Nights average -8.4 °C in January, the coldest month. A normal year has 118 nights below freezing.

Which month is wettest in Osh?

April, averaging 103 mm over 14 days with rain. The driest month is August with 18 mm. The year as a whole averages 634 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Osh rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.