Climate Insights for Ushibukamachi

Amakusa Shi, Kumamoto, Japan

Hottest
August
30°C peak
Coldest
January
9°C low
Wettest
June
407mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Ushibukamachi is warm and mild. The average annual temperature is 19°C and approximately 2322mm of precipitation falls per year. Ushibukamachi receives a notable amount of rainfall throughout the year, including during its driest month. Ushibukamachi 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 9°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 12° Average: 10° Min: 9° Feb Max: 12° Average: 11° Min: 9° Mar Max: 15° Average: 14° Min: 12° Apr Max: 18° Average: 17° Min: 15° May Max: 22° Average: 20° Min: 19° Jun Max: 25° Average: 23° Min: 22° Jul Max: 28° Average: 27° Min: 26° Aug Max: 30° Average: 29° Min: 27° Sep Max: 28° Average: 26° Min: 25° Oct Max: 24° Average: 22° Min: 20° Nov Max: 19° Average: 17° Min: 15° Dec Max: 14° Average: 12° Min: 10°
Max
Average
Min

Temperatures in Ushibukamachi vary considerably across the year, with a 21°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 29°C. January is the coolest month, with minimum temperatures around 9°C and an average of 10°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between November and December, with a 5°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: 102mm Snow: 2mm Feb Precipitation: 120mm Snow: 0mm Mar Precipitation: 166mm Snow: 0mm Apr Precipitation: 157mm Snow: 0mm May Precipitation: 259mm Snow: 0mm Jun Precipitation: 407mm Snow: 0mm Jul Precipitation: 318mm Snow: 0mm Aug Precipitation: 241mm Snow: 0mm Sep Precipitation: 212mm Snow: 0mm Oct Precipitation: 130mm Snow: 0mm Nov Precipitation: 115mm Snow: 0mm Dec Precipitation: 95mm Snow: 0mm
Precipitation
Snow

Ushibukamachi is a very wet location, receiving approximately 2322mm of precipitation annually, which averages out to around 193mm per month. The wettest month is June, averaging 407mm of rainfall. July and May also tend to see above-average precipitation. The driest month is December, with just 95mm. That's 312mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 23km/h Feb Wind Speed: 24km/h Mar Wind Speed: 20km/h Apr Wind Speed: 18km/h May Wind Speed: 16km/h Jun Wind Speed: 15km/h Jul Wind Speed: 16km/h Aug Wind Speed: 16km/h Sep Wind Speed: 16km/h Oct Wind Speed: 19km/h Nov Wind Speed: 20km/h Dec Wind Speed: 23km/h
Wind Speed

Ushibukamachi is mildly breezy, with an average annual wind speed of 19km/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 24km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/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 23km/h in winter, 18km/h in spring, 15km/h in summer, 19km/h in autumn.

Seasons

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

7 days until Autumn

It is currently summer in Ushibukamachi, which began on June 21, 2026. Ushibukamachi 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 9°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 12 to 22°C. Rainfall is heavy, totalling around 581mm across the season with a monthly average of 194mm. Winds are moderate at around 18km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 967mm across the season with a monthly average of 322mm. Winds are moderate at around 15km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 15 to 28°C. Rainfall is heavy, totalling around 457mm across the season with a monthly average of 152mm. Winds are moderate at around 19km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 9 to 14°C. Rainfall is heavy, totalling around 317mm across the season with a monthly average of 106mm. Winds are moderate at around 23km/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 Ushibukamachi 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. 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
9 °C
12 °C
23 km/h
102 mm
2 cm
Feb
9 °C
12 °C
24 km/h
120 mm
0 cm
Mar
12 °C
15 °C
20 km/h
166 mm
0 cm
Apr
15 °C
18 °C
18 km/h
157 mm
0 cm
May
19 °C
22 °C
16 km/h
259 mm
0 cm
Jun
22 °C
25 °C
15 km/h
407 mm
0 cm
Jul
26 °C
28 °C
16 km/h
318 mm
0 cm
Aug
27 °C
30 °C
16 km/h
241 mm
0 cm
Sep Current
25 °C
28 °C
16 km/h
212 mm
0 cm
Oct
20 °C
24 °C
19 km/h
130 mm
0 cm
Nov
15 °C
19 °C
20 km/h
115 mm
0 cm
Dec
10 °C
14 °C
23 km/h
95 mm
0 cm
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Metric (°C, km/h)