Climate Insights for Sakae

Shimominochi-gun, Nagano-ken, Japan

Hottest
August
28°C peak
Coldest
January
-6°C low
Wettest
July
309mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Sakae is temperate. The average annual temperature is 10°C and approximately 2468mm 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 -6°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: 1° Average: -2° Min: -6° Feb Max: 2° Average: -2° Min: -5° Mar Max: 7° Average: 3° Min: -1° Apr Max: 14° Average: 9° Min: 5° May Max: 20° Average: 15° Min: 10° Jun Max: 23° Average: 18° Min: 15° Jul Max: 27° Average: 23° Min: 19° Aug Max: 28° Average: 24° Min: 20° Sep Max: 24° Average: 20° Min: 16° Oct Max: 17° Average: 13° Min: 9° Nov Max: 11° Average: 7° Min: 3° Dec Max: 4° Average: 0° Min: -3°
Max
Average
Min

Temperatures in Sakae vary considerably across the year, with a 34°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 -6°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 September and October, 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: 232mm Snow: 142mm Feb Precipitation: 173mm Snow: 98mm Mar Precipitation: 158mm Snow: 62mm Apr Precipitation: 156mm Snow: 13mm May Precipitation: 161mm Snow: 0mm Jun Precipitation: 211mm Snow: 0mm Jul Precipitation: 309mm Snow: 0mm Aug Precipitation: 232mm Snow: 0mm Sep Precipitation: 233mm Snow: 0mm Oct Precipitation: 200mm Snow: 0mm Nov Precipitation: 172mm Snow: 24mm Dec Precipitation: 230mm Snow: 115mm
Precipitation
Snow

Sakae is a very wet location, receiving approximately 2468mm of precipitation annually, which averages out to around 206mm per month. The wettest month is July, averaging 309mm of rainfall. September and August also tend to see above-average precipitation. The driest month is April, with just 156mm. That's 153mm 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 454cm annually from January through December. The snowiest month is January, with approximately 142cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 11km/h Feb Wind Speed: 12km/h Mar Wind Speed: 12km/h Apr Wind Speed: 12km/h May Wind Speed: 11km/h Jun Wind Speed: 9km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 9km/h Oct Wind Speed: 10km/h Nov Wind Speed: 10km/h Dec Wind Speed: 11km/h
Wind Speed

Sakae is relatively calm, with an average annual wind speed of 10km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/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 11km/h in winter, 11km/h in spring, 9km/h in summer, 10km/h in autumn.

Seasons

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

88 days until Summer

It is currently spring in Sakae, which began on March 20, 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 -6°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from -1 to 20°C. Rainfall is heavy, totalling around 475mm across the season with a monthly average of 158mm. Winds are generally light, averaging 11km/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 752mm across the season with a monthly average of 251mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 3 to 24°C. Rainfall is heavy, totalling around 605mm across the season with a monthly average of 202mm. Expect around 24cm of snow accumulation during this period. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -6 to 4°C. Rainfall is heavy, totalling around 635mm across the season with a monthly average of 212mm. Expect around 355cm of snow accumulation during this period. Winds are generally light, averaging 11km/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
-6 °C
1 °C
11 km/h
232 mm
142 cm
Feb
-5 °C
2 °C
12 km/h
173 mm
98 cm
Mar Current
-1 °C
7 °C
12 km/h
158 mm
62 cm
Apr
5 °C
14 °C
12 km/h
156 mm
13 cm
May
10 °C
20 °C
11 km/h
161 mm
0 cm
Jun
15 °C
23 °C
9 km/h
211 mm
0 cm
Jul
19 °C
27 °C
8 km/h
309 mm
0 cm
Aug
20 °C
28 °C
8 km/h
232 mm
0 cm
Sep
16 °C
24 °C
9 km/h
233 mm
0 cm
Oct
9 °C
17 °C
10 km/h
200 mm
0 cm
Nov
3 °C
11 °C
10 km/h
172 mm
24 cm
Dec
-3 °C
4 °C
11 km/h
230 mm
115 cm
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Metric (°C, km/h)