Climate Insights for Pastavy

The climate in Pastavy is cool. The average annual temperature is 8°C and approximately 690mm of precipitation falls per year. Pastavy receives a notable amount of rainfall throughout the year, including during its driest month. Pastavy is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, June, July. The coldest months are January, February, December, when temperatures can drop to -6°C. Snowfall occurs from January to December, with around 94cm accumulating over the season.

Temperatures in Pastavy vary considerably across the year, with a 29°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 23°C with a mean of 18°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -4°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Pastavy is a relatively dry area, receiving approximately 690mm of precipitation annually, which averages out to around 57mm per month. The wettest month is July, averaging 103mm of rainfall. August and October also tend to see above-average precipitation. The driest month is March, with just 36mm. That's 67mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 94cm accumulating over the season. January typically sees the most snow at around 29cm.

Pastavy is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h 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 21km/h in winter, 19km/h in spring, 17km/h in summer, 20km/h in autumn.

It is currently spring in Pastavy, which began on March 20, 2026. Pastavy 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 August at around 23°C, while the coldest stretch bottoms out in January near -6°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Pastavy is during June and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 69mm per month. By contrast, January can be quite cold with temperatures dropping to -6°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 Pastavy 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.