Climate Insights for Sakae

Shimominochi-gun, Nagano-ken, Japan

Hottest
August
28°C peak
Coldest
January
-5°C low
Wettest
July
347mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Sakae is temperate. The average annual temperature is 11°C and approximately 2508mm of precipitation falls per year. Sakae receives a notable amount of rainfall throughout the year, including during its driest month. Sakae 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 January, February, December, when temperatures can drop to -5°C. Sakae experiences heavy snowfall, typically from January through December.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 2° Average: -2° Min: -5° Feb Max: 3° Average: -1° Min: -5° Mar Max: 7° Average: 3° Min: -1° Apr Max: 14° Average: 9° Min: 4° May Max: 21° Average: 16° Min: 11° Jun Max: 23° Average: 19° Min: 15° Jul Max: 27° Average: 23° Min: 20° Aug Max: 28° Average: 24° Min: 21° Sep Max: 24° Average: 20° Min: 16° Oct Max: 17° Average: 13° Min: 10° Nov Max: 11° Average: 6° Min: 3° Dec Max: 4° Average: 0° Min: -3°
Max
Average
Min

Temperatures in Sakae vary considerably across the year, with a 33°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 28°C and the mean temperature sits around 24°C. The coldest month is January, when overnight lows fall to -5°C and the daily average is -2°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 7°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 243mm Snow: 200mm Feb Precipitation: 167mm Snow: 123mm Mar Precipitation: 153mm Snow: 83mm Apr Precipitation: 168mm Snow: 24mm May Precipitation: 149mm Snow: 0mm Jun Precipitation: 205mm Snow: 0mm Jul Precipitation: 347mm Snow: 0mm Aug Precipitation: 215mm Snow: 0mm Sep Precipitation: 241mm Snow: 0mm Oct Precipitation: 235mm Snow: 0mm Nov Precipitation: 154mm Snow: 31mm Dec Precipitation: 232mm Snow: 159mm
Precipitation
Snow

Sakae is a very wet location, receiving approximately 2508mm of precipitation annually, which averages out to around 209mm per month. The wettest month is July, averaging 347mm of rainfall. January and September also tend to see above-average precipitation. The driest month is May, with just 149mm. That's 198mm less than July, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Sakae receives heavy snowfall, accumulating around 620cm annually from January through December. The snowiest month is January, with approximately 200cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 2km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 1km/h Aug Wind Speed: 1km/h Sep Wind Speed: 1km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Sakae is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

85 days until Autumn

It is currently summer in Sakae, which began on June 21, 2026. Sakae 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 28°C, while the coldest stretch bottoms out in January near -5°C. Autumn is next, beginning on September 23, 2026 — 85 days from now.

Spring

Temperatures range from -1 to 21°C. Rainfall is heavy, totalling around 470mm across the season with a monthly average of 157mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 15 to 28°C. Rainfall is heavy, totalling around 767mm across the season with a monthly average of 256mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 3 to 24°C. Rainfall is heavy, totalling around 629mm across the season with a monthly average of 210mm. Expect around 31cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -5 to 4°C. Rainfall is heavy, totalling around 642mm across the season with a monthly average of 214mm. Expect around 483cm of snow accumulation during this period. Winds are generally light, averaging 2km/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 Sakae 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-5 °C
2 °C
2 km/h
243 mm
200 cm
Feb
-5 °C
3 °C
2 km/h
167 mm
123 cm
Mar
-1 °C
7 °C
2 km/h
153 mm
83 cm
Apr
4 °C
14 °C
2 km/h
168 mm
24 cm
May
11 °C
21 °C
2 km/h
149 mm
0 cm
Jun Current
15 °C
23 °C
2 km/h
205 mm
0 cm
Jul
20 °C
27 °C
1 km/h
347 mm
0 cm
Aug
21 °C
28 °C
1 km/h
215 mm
0 cm
Sep
16 °C
24 °C
1 km/h
241 mm
0 cm
Oct
10 °C
17 °C
2 km/h
235 mm
0 cm
Nov
3 °C
11 °C
2 km/h
154 mm
31 cm
Dec
-3 °C
4 °C
2 km/h
232 mm
159 cm
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