Climate Insights for Dilijan

The climate in Dilijan is cool. The average annual temperature is 6°C and approximately 1096mm of precipitation falls per year. Dilijan receives a notable amount of rainfall throughout the year, including during its driest month. Dilijan is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to -9°C. Dilijan experiences heavy snowfall, typically from January through December.

Temperatures in Dilijan vary considerably across the year, with a 31°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 22°C with a mean of 17°C. The coldest month is January, when overnight lows fall to -9°C and the daily average is -5°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Dilijan is a moderately rainy area, receiving approximately 1096mm of precipitation annually, which averages out to around 91mm per month. The wettest month is May, averaging 194mm of rainfall. June and April also tend to see above-average precipitation. The driest month is January, with just 40mm. That's 154mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Dilijan receives heavy snowfall, accumulating around 273cm annually from January through December. The snowiest month is March, with approximately 84cm. Winter travel should account for significant snow cover.

Dilijan is relatively calm, with an average annual wind speed of 5km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.

It is currently autumn in Dilijan, which began on September 23, 2026. Dilijan 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 22°C, while the coldest stretch bottoms out in January near -9°C. Winter is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Dilijan is during August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 63mm per month. By contrast, January can be quite cold with temperatures dropping to -9°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 Dilijan 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.