Climate Insights for Mendahigashi

Kuma-gun, Kumamoto, Japan

Hottest
August
30°C peak
Coldest
January
0°C low
Wettest
June
472mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Mendahigashi is temperate. The average annual temperature is 15°C and approximately 2437mm of precipitation falls per year. Mendahigashi receives a notable amount of rainfall throughout the year, including during its driest month. Mendahigashi 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, December, February, when temperatures can drop to 0°C. Light snow can occur between January and February.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 9° Average: 4° Min: 0° Feb Max: 11° Average: 6° Min: 2° Mar Max: 15° Average: 10° Min: 5° Apr Max: 19° Average: 14° Min: 10° May Max: 23° Average: 18° Min: 14° Jun Max: 25° Average: 21° Min: 18° Jul Max: 28° Average: 25° Min: 22° Aug Max: 30° Average: 26° Min: 22° Sep Max: 27° Average: 23° Min: 20° Oct Max: 22° Average: 17° Min: 13° Nov Max: 17° Average: 12° Min: 7° Dec Max: 10° Average: 5° Min: 1°
Max
Average
Min

Temperatures in Mendahigashi 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 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 0°C and an average of 4°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between November and December, with a 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 79mm Snow: 4mm Feb Precipitation: 119mm Snow: 3mm Mar Precipitation: 169mm Snow: 0mm Apr Precipitation: 194mm Snow: 0mm May Precipitation: 251mm Snow: 0mm Jun Precipitation: 472mm Snow: 0mm Jul Precipitation: 356mm Snow: 0mm Aug Precipitation: 243mm Snow: 0mm Sep Precipitation: 241mm Snow: 0mm Oct Precipitation: 132mm Snow: 0mm Nov Precipitation: 106mm Snow: 0mm Dec Precipitation: 74mm Snow: 1mm
Precipitation
Snow

Mendahigashi is a very wet location, receiving approximately 2437mm of precipitation annually, which averages out to around 203mm per month. The wettest month is June, averaging 472mm of rainfall. July and May also tend to see above-average precipitation. The driest month is December, with just 74mm. That's 397mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and February, totalling around 7cm annually. January is the snowiest month with approximately 4cm.

Wind

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

Mendahigashi is relatively calm, with an average annual wind speed of 11km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

Seasons

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

88 days until Summer

It is currently spring in Mendahigashi, which began on March 20, 2026. Mendahigashi 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 30°C, while the coldest stretch bottoms out in January near 0°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 5 to 23°C. Rainfall is heavy, totalling around 614mm across the season with a monthly average of 205mm. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 30°C. Rainfall is heavy, totalling around 1071mm across the season with a monthly average of 357mm. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 7 to 27°C. Rainfall is heavy, totalling around 480mm across the season with a monthly average of 160mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 0 to 11°C. Precipitation is moderate at around 272mm for the season, averaging 91mm per month. Expect around 7cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Mendahigashi 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
0 °C
9 °C
12 km/h
79 mm
4 cm
Feb
2 °C
11 °C
12 km/h
119 mm
3 cm
Mar Current
5 °C
15 °C
12 km/h
169 mm
0 cm
Apr
10 °C
19 °C
12 km/h
194 mm
0 cm
May
14 °C
23 °C
11 km/h
251 mm
0 cm
Jun
18 °C
25 °C
10 km/h
472 mm
0 cm
Jul
22 °C
28 °C
11 km/h
356 mm
0 cm
Aug
22 °C
30 °C
10 km/h
243 mm
0 cm
Sep
20 °C
27 °C
10 km/h
241 mm
0 cm
Oct
13 °C
22 °C
9 km/h
132 mm
0 cm
Nov
7 °C
17 °C
9 km/h
106 mm
0 cm
Dec
1 °C
10 °C
12 km/h
74 mm
1 cm
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Metric (°C, km/h)