Climate Insights for Awano

Shimoina-gun, Nagano-ken, Japan

Hottest
August
28°C peak
Coldest
January
-2°C low
Wettest
July
422mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Awano is temperate. The average annual temperature is 12°C and approximately 2708mm of precipitation falls per year. Awano receives a notable amount of rainfall throughout the year, including during its driest month. Awano 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 -2°C. Snowfall occurs from January to December, with around 80cm accumulating over the season.

Temperature

-10° 0° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 5° Average: 1° Min: -2° Feb Max: 6° Average: 2° Min: -1° Mar Max: 11° Average: 6° Min: 3° Apr Max: 16° Average: 11° Min: 7° May Max: 20° Average: 16° Min: 11° Jun Max: 23° Average: 19° Min: 16° Jul Max: 27° Average: 23° Min: 20° Aug Max: 28° Average: 24° Min: 21° Sep Max: 25° Average: 21° Min: 18° Oct Max: 19° Average: 15° Min: 11° Nov Max: 14° Average: 9° Min: 5° Dec Max: 7° Average: 3° Min: 0°
Max
Average
Min

Temperatures in Awano vary considerably across the year, with a 30°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 -2°C and the daily average is 1°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 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 86mm Snow: 25mm Feb Precipitation: 122mm Snow: 22mm Mar Precipitation: 192mm Snow: 17mm Apr Precipitation: 223mm Snow: 3mm May Precipitation: 269mm Snow: 0mm Jun Precipitation: 356mm Snow: 0mm Jul Precipitation: 422mm Snow: 0mm Aug Precipitation: 282mm Snow: 0mm Sep Precipitation: 303mm Snow: 0mm Oct Precipitation: 239mm Snow: 0mm Nov Precipitation: 125mm Snow: 1mm Dec Precipitation: 90mm Snow: 11mm
Precipitation
Snow

Awano is a very wet location, receiving approximately 2708mm of precipitation annually, which averages out to around 226mm per month. The wettest month is July, averaging 422mm of rainfall. June and September also tend to see above-average precipitation. The driest month is January, with just 86mm. That's 335mm less than July, 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 80cm accumulating over the season. January typically sees the most snow at around 25cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 9km/h Mar Wind Speed: 8km/h Apr Wind Speed: 8km/h May Wind Speed: 7km/h Jun Wind Speed: 6km/h Jul Wind Speed: 6km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 6km/h Nov Wind Speed: 7km/h Dec Wind Speed: 9km/h
Wind Speed

Awano is relatively calm, with an average annual wind speed of 7km/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 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 6km/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 9km/h in winter, 8km/h in spring, 6km/h in summer, 6km/h in autumn.

Seasons

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

87 days until Winter

It is currently autumn in Awano, which began on September 23, 2026. Awano 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 -2°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 3 to 20°C. Rainfall is heavy, totalling around 684mm across the season with a monthly average of 228mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 16 to 28°C. Rainfall is heavy, totalling around 1059mm across the season with a monthly average of 353mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 25°C. Rainfall is heavy, totalling around 667mm across the season with a monthly average of 222mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -2 to 7°C. Precipitation is moderate at around 298mm for the season, averaging 99mm per month. Expect around 58cm of snow accumulation during this period. Winds are generally light, averaging 9km/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 Awano 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
-2 °C
5 °C
10 km/h
86 mm
25 cm
Feb
-1 °C
6 °C
9 km/h
122 mm
22 cm
Mar
3 °C
11 °C
8 km/h
192 mm
17 cm
Apr
7 °C
16 °C
8 km/h
223 mm
3 cm
May
11 °C
20 °C
7 km/h
269 mm
0 cm
Jun
16 °C
23 °C
6 km/h
356 mm
0 cm
Jul
20 °C
27 °C
6 km/h
422 mm
0 cm
Aug
21 °C
28 °C
6 km/h
282 mm
0 cm
Sep Current
18 °C
25 °C
6 km/h
303 mm
0 cm
Oct
11 °C
19 °C
6 km/h
239 mm
0 cm
Nov
5 °C
14 °C
7 km/h
125 mm
1 cm
Dec
0 °C
7 °C
9 km/h
90 mm
11 cm
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Metric (°C, km/h)