Climate Insights for Yahaba

Shiwa-gun, Iwate, Japan

Hottest
August
26°C peak
Coldest
January
-8°C low
Wettest
July
176mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Yahaba is cool. The average annual temperature is 9°C and approximately 1469mm of precipitation falls per year. Yahaba receives a notable amount of rainfall throughout the year, including during its driest month. Yahaba 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 -8°C. Yahaba 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: -4° Min: -8° Feb Max: 0° Average: -3° Min: -8° Mar Max: 5° Average: 1° Min: -3° Apr Max: 11° Average: 7° Min: 3° May Max: 18° Average: 14° Min: 10° Jun Max: 20° Average: 17° Min: 13° Jul Max: 24° Average: 21° Min: 18° Aug Max: 26° Average: 22° Min: 19° Sep Max: 22° Average: 18° Min: 15° Oct Max: 15° Average: 11° Min: 7° Nov Max: 8° Average: 4° Min: 1° Dec Max: 1° Average: -2° Min: -5°
Max
Average
Min

Temperatures in Yahaba 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 26°C and the mean temperature sits around 22°C. The coldest month is January, when overnight lows fall to -8°C and the daily average is -4°C. Daily temperature variation is modest, with an average difference of 7°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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 89mm Snow: 81mm Feb Precipitation: 97mm Snow: 74mm Mar Precipitation: 102mm Snow: 57mm Apr Precipitation: 137mm Snow: 19mm May Precipitation: 103mm Snow: 0mm Jun Precipitation: 131mm Snow: 0mm Jul Precipitation: 176mm Snow: 0mm Aug Precipitation: 167mm Snow: 0mm Sep Precipitation: 142mm Snow: 0mm Oct Precipitation: 146mm Snow: 1mm Nov Precipitation: 75mm Snow: 23mm Dec Precipitation: 105mm Snow: 74mm
Precipitation
Snow

Yahaba is a fairly wet location, receiving approximately 1469mm of precipitation annually, which averages out to around 122mm per month. The wettest month is July, averaging 176mm of rainfall. August and October also tend to see above-average precipitation. The driest month is November, with just 75mm. That's 102mm 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. Yahaba receives heavy snowfall, accumulating around 329cm annually from January through December. The snowiest month is January, with approximately 81cm. 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: 3km/h Feb Wind Speed: 3km/h Mar Wind Speed: 3km/h Apr Wind Speed: 3km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 2km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 3km/h
Wind Speed

Yahaba 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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/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

93 days until Autumn

It is currently summer in Yahaba, which began on June 21, 2026. Yahaba 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 26°C, while the coldest stretch bottoms out in January near -8°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.

Spring

Temperatures range from -3 to 18°C. Rainfall is heavy, totalling around 342mm across the season with a monthly average of 114mm. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 13 to 26°C. Rainfall is heavy, totalling around 474mm across the season with a monthly average of 158mm. Winds are generally light, averaging 2km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 1 to 22°C. Rainfall is heavy, totalling around 362mm across the season with a monthly average of 121mm. Expect around 23cm 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 -8 to 1°C. Precipitation is moderate at around 291mm for the season, averaging 97mm per month. Expect around 229cm of snow accumulation during this period. Winds are generally light, averaging 3km/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 Yahaba 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
-8 °C
-1 °C
3 km/h
89 mm
81 cm
Feb
-8 °C
0 °C
3 km/h
97 mm
74 cm
Mar
-3 °C
5 °C
3 km/h
102 mm
57 cm
Apr
3 °C
11 °C
3 km/h
137 mm
19 cm
May
10 °C
18 °C
2 km/h
103 mm
0 cm
Jun Current
13 °C
20 °C
2 km/h
131 mm
0 cm
Jul
18 °C
24 °C
2 km/h
176 mm
0 cm
Aug
19 °C
26 °C
2 km/h
167 mm
0 cm
Sep
15 °C
22 °C
2 km/h
142 mm
0 cm
Oct
7 °C
15 °C
2 km/h
146 mm
1 cm
Nov
1 °C
8 °C
2 km/h
75 mm
23 cm
Dec
-5 °C
1 °C
3 km/h
105 mm
74 cm
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