Vilnius is at its most pleasant from late May to early September. For walking, go from May to early October. It is rarely warm enough for sunbathing.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
Sun is not what Vilnius is for: the Sunbathing rating tops out at 28, mostly because it is too cool. The clearest skies come in May, when the sky is typically 62% covered at midday (often cloudy).
For being outside, go from late May to early September. It peaks in early August, at 83. Avoid October to March for this: it falls to 0, mostly because it is too cold.
The walking season here runs from May to early October. It peaks in early September, at 82. The weakest stretch is from mid November to February, when it drops to 0, mostly because it is too cold.
The snow season here runs from late November to mid February. It peaks in early February, at 62. The weakest stretch is from May to early October, when it drops to 0, mostly because it is too mild. Snow here is a proxy: cold enough for snow to hold, with precipitation likely. It is not measured snow depth.
The year, measured
The average temperature in Vilnius over the whole year is 8°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about -3°C. Vilnius has no sharply defined rainy season: the chance of rain on a given day runs from 11% in March, the driest month, to 19% in June, the wettest. Winds in Vilnius are highest in January, averaging 4.1 m/s (15 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Vilnius come in September, when the sky is typically 58% covered; December is the cloudiest month, at 93%.
Month by month Vilnius climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | -2°C | -3°C | -7°C | 14% | 90% | 4.1 m/s | 0 | 0 | 0 |
| February | 0°C | -2°C | -6°C | 15% | 81% | 3.9 m/s | 0 | 0 | 1 |
| March | 5°C | -0°C | -1°C | 11% | 68% | 3.5 m/s | 0 | 0 | 9 |
| April | 11°C | 4°C | 5°C | 15% | 67% | 3.8 m/s | 9 | 0 | 39 |
| May | 16°C | 8°C | 12°C | 15% | 61% | 3.1 m/s | 35 | 2 | 69 |
| June | 21°C | 14°C | 18°C | 19% | 62% | 3.0 m/s | 66 | 15 | 68 |
| July | 22°C | 15°C | 20°C | 18% | 66% | 2.9 m/s | 77 | 16 | 67 |
| August | 22°C | 15°C | 21°C | 16% | 60% | 2.7 m/s | 77 | 21 | 63 |
| September | 17°C | 10°C | 14°C | 12% | 58% | 2.9 m/s | 50 | 2 | 76 |
| October | 10°C | 6°C | 6°C | 16% | 75% | 3.6 m/s | 3 | 0 | 46 |
| November | 3°C | 2°C | -2°C | 13% | 91% | 3.5 m/s | 0 | 0 | 8 |
| December | -1°C | -1°C | -6°C | 13% | 93% | 4.0 m/s | 0 | 0 | 0 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Vilnius weather by season
Year round, Vilnius has days of about -2°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from -3°C to 15°C through the year, and the average temperature over the year is 8°C around the clock. Rain is most likely around June and least likely around March. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Vilnius weather in winterDecember to February
Winter in Vilnius has typical daily highs of about -1°C and lows of about -2°C, with a 14% chance of rain on a given day.
Vilnius weather in springMarch to May
Spring in Vilnius has typical daily highs of about 11°C and lows of about 4°C, with a 14% chance of rain on a given day.
Vilnius weather in summerJune to August
Summer in Vilnius has typical daily highs of about 22°C and lows of about 15°C, with a 18% chance of rain on a given day.
Vilnius weather in autumnSeptember to November
Autumn in Vilnius has typical daily highs of about 10°C and lows of about 6°C, with a 14% chance of rain on a given day.
When is the rainy season in Vilnius?
Vilnius has no sharply defined rainy season: the chance of rain on a given day runs from 11% in March, the driest month, to 19% in June, the wettest.
What time of year is Vilnius windiest?
Winds in Vilnius are highest in January, averaging 4.1 m/s (15 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Vilnius year round?
The average temperature in Vilnius over the whole year is 8°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about -3°C.
Where to go instead in early January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.