Climate Insights for Ostrovnoy

The climate in Ostrovnoy is cold. The average annual temperature is 1°C and approximately 613mm of precipitation falls per year. September is the wettest month, receiving around 74mm of rainfall. Ostrovnoy is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, December, when temperatures can drop to -11°C. Ostrovnoy experiences heavy snowfall, typically from January through December.

Temperatures in Ostrovnoy vary considerably across the year, with a 25°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 14°C with a mean of 12°C. The coldest month is January, when overnight lows fall to -11°C and the daily average is -9°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Ostrovnoy is a relatively dry area, receiving approximately 613mm of precipitation annually, which averages out to around 51mm per month. The wettest month is September, averaging 74mm of rainfall. June and October also tend to see above-average precipitation. The driest month is February, with just 27mm. That's 47mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Ostrovnoy receives heavy snowfall, accumulating around 200cm annually from January through December. The snowiest month is January, with approximately 34cm. Winter travel should account for significant snow cover.

Ostrovnoy is very windy, with an average annual wind speed of 31km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 36km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 24km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 12km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 35km/h in winter, 32km/h in spring, 25km/h in summer, 30km/h in autumn.

It is currently spring in Ostrovnoy, which began on March 20, 2026. Ostrovnoy 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 14°C, while the coldest stretch bottoms out in January near -11°C. Summer is next, beginning on June 21, 2026 — 86 days from now.

The table below shows monthly climate averages for Ostrovnoy 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.