Climate Insights for Osh

The climate in Osh is temperate. The average annual temperature is 10°C and approximately 735mm of precipitation falls per year. April is the wettest month, receiving around 113mm of rainfall. Osh is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -7°C. Snowfall occurs from January to December, with around 129cm accumulating over the season.

Osh has a wide annual temperature range, spanning 36°C from the coldest to warmest months. The warmest month is July, when average highs reach 29°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -7°C and the daily average is -3°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Osh is a relatively dry area, receiving approximately 735mm of precipitation annually, which averages out to around 61mm per month. The wettest month is April, averaging 113mm of rainfall. March and May also tend to see above-average precipitation. The driest month is July, with just 20mm. That's 92mm less than April, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 129cm accumulating over the season. February typically sees the most snow at around 30cm.

Osh is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently spring in Osh, which began on March 20, 2026. Osh is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 29°C, while the coldest stretch bottoms out in January near -7°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Osh is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 42mm per month. By contrast, January can be quite cold with temperatures dropping to -7°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Osh based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.