Climate Overview
The climate in Shiranuka is cool. The average annual temperature is 7°C and approximately 1240mm of precipitation falls per year. Shiranuka receives a notable amount of rainfall throughout the year, including during its driest month. Shiranuka is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, January, December, when temperatures can drop to -8°C. Snowfall occurs from January to December, with around 128cm accumulating over the season.
Temperature
Temperatures in Shiranuka 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 21°C with a mean of 19°C. The coldest month is February, when overnight lows fall to -8°C and the daily average is -5°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.
Precipitation
Shiranuka is a fairly wet location, receiving approximately 1240mm of precipitation annually, which averages out to around 103mm per month. The wettest month is August, averaging 217mm of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 44mm. That's 173mm less than August, 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 128cm accumulating over the season. March typically sees the most snow at around 33cm.
Wind
Shiranuka is moderately windy, with an average annual wind speed of 21km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 24km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/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 24km/h in winter, 22km/h in spring, 17km/h in summer, 22km/h in autumn.
Seasons
87 days until Summer
It is currently spring in Shiranuka, which began on March 20, 2026. Shiranuka 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 21°C, while the coldest stretch bottoms out in February near -8°C. Summer is next, beginning on June 21, 2026 — 87 days from now.
Spring
Temperatures range from -3 to 13°C. Precipitation is moderate at around 279mm for the season, averaging 93mm per month. Winds are moderate at around 22km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 11 to 21°C. Rainfall is heavy, totalling around 440mm across the season with a monthly average of 147mm. Winds are moderate at around 17km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 2 to 19°C. Rainfall is heavy, totalling around 372mm across the season with a monthly average of 124mm. Expect around 7cm of snow accumulation during this period. Winds are moderate at around 22km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -8 to 1°C. Rainfall is relatively light, with around 149mm over the season and a monthly average of 50mm. Expect around 78cm of snow accumulation during this period. Winds are moderate at around 24km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Monthly Climate Data
The table below shows monthly climate averages for Shiranuka 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.
