Climate Insights for Hizume

Shiwa-gun, Iwate, Japan

Hottest
August
27°C peak
Coldest
January
-6°C low
Wettest
July
165mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Hizume is cool. The average annual temperature is 10°C and approximately 1260mm of precipitation falls per year. Hizume receives a notable amount of rainfall throughout the year, including during its driest month. Hizume 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. Snowfall occurs from January to December, with around 152cm accumulating over the season.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 0° Average: -3° Min: -6° Feb Max: 2° Average: -2° Min: -6° Mar Max: 7° Average: 3° Min: -1° Apr Max: 13° Average: 8° Min: 4° May Max: 19° Average: 14° Min: 10° Jun Max: 22° Average: 18° Min: 14° Jul Max: 26° Average: 22° Min: 19° Aug Max: 27° Average: 23° Min: 20° Sep Max: 23° Average: 19° Min: 15° Oct Max: 16° Average: 12° Min: 8° Nov Max: 10° Average: 5° Min: 2° Dec Max: 3° Average: 0° Min: -3°
Max
Average
Min

Temperatures in Hizume 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 27°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -3°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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 70mm Snow: 43mm Feb Precipitation: 67mm Snow: 34mm Mar Precipitation: 104mm Snow: 28mm Apr Precipitation: 106mm Snow: 6mm May Precipitation: 98mm Snow: 0mm Jun Precipitation: 125mm Snow: 0mm Jul Precipitation: 165mm Snow: 0mm Aug Precipitation: 144mm Snow: 0mm Sep Precipitation: 121mm Snow: 0mm Oct Precipitation: 105mm Snow: 0mm Nov Precipitation: 74mm Snow: 7mm Dec Precipitation: 81mm Snow: 33mm
Precipitation
Snow

Hizume is a fairly wet location, receiving approximately 1260mm of precipitation annually, which averages out to around 105mm per month. The wettest month is July, averaging 165mm of rainfall. August and June also tend to see above-average precipitation. The driest month is February, with just 67mm. That's 97mm 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. Snowfall is a regular feature from January to December, with around 152cm accumulating over the season. January typically sees the most snow at around 43cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 17km/h Feb Wind Speed: 18km/h Mar Wind Speed: 18km/h Apr Wind Speed: 17km/h May Wind Speed: 15km/h Jun Wind Speed: 13km/h Jul Wind Speed: 11km/h Aug Wind Speed: 12km/h Sep Wind Speed: 12km/h Oct Wind Speed: 14km/h Nov Wind Speed: 14km/h Dec Wind Speed: 16km/h
Wind Speed

Hizume is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/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 17km/h in winter, 17km/h in spring, 12km/h in summer, 13km/h in autumn.

Seasons

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

89 days until Summer

It is currently spring in Hizume, which began on March 20, 2026. Hizume 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 27°C, while the coldest stretch bottoms out in January near -6°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from -1 to 19°C. Rainfall is heavy, totalling around 308mm across the season with a monthly average of 103mm. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 14 to 27°C. Rainfall is heavy, totalling around 433mm across the season with a monthly average of 144mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 2 to 23°C. Precipitation is moderate at around 300mm for the season, averaging 100mm per month. Expect around 7cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -6 to 3°C. Precipitation is moderate at around 218mm for the season, averaging 73mm per month. Expect around 110cm of snow accumulation during this period. Winds are moderate at around 17km/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 Hizume 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
0 °C
17 km/h
70 mm
43 cm
Feb
-6 °C
2 °C
18 km/h
67 mm
34 cm
Mar Current
-1 °C
7 °C
18 km/h
104 mm
28 cm
Apr
4 °C
13 °C
17 km/h
106 mm
6 cm
May
10 °C
19 °C
15 km/h
98 mm
0 cm
Jun
14 °C
22 °C
13 km/h
125 mm
0 cm
Jul
19 °C
26 °C
11 km/h
165 mm
0 cm
Aug
20 °C
27 °C
12 km/h
144 mm
0 cm
Sep
15 °C
23 °C
12 km/h
121 mm
0 cm
Oct
8 °C
16 °C
14 km/h
105 mm
0 cm
Nov
2 °C
10 °C
14 km/h
74 mm
7 cm
Dec
-3 °C
3 °C
16 km/h
81 mm
33 cm
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Metric (°C, km/h)