Climate Insights for Uki

Uki Shi, Kumamoto, Japan

Hottest
August
30°C peak
Coldest
January
2°C low
Wettest
June
428mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Uki is temperate. The average annual temperature is 16°C and approximately 2262mm of precipitation falls per year. Uki receives a notable amount of rainfall throughout the year, including during its driest month. Uki 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. Light snow can occur between January and December.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 8° Average: 5° Min: 2° Feb Max: 10° Average: 6° Min: 3° Mar Max: 14° Average: 11° Min: 7° Apr Max: 19° Average: 15° Min: 11° May Max: 22° Average: 19° Min: 15° Jun Max: 25° Average: 22° Min: 20° Jul Max: 29° Average: 26° Min: 23° Aug Max: 30° Average: 27° Min: 24° Sep Max: 27° Average: 24° Min: 21° Oct Max: 22° Average: 19° Min: 15° Nov Max: 17° Average: 12° Min: 9° Dec Max: 10° Average: 6° Min: 3°
Max
Average
Min

Temperatures in Uki vary considerably across the year, with a 28°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 27°C. January is the coolest month, with minimum temperatures around 2°C and an average of 5°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between October and November, 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: 82mm Snow: 8mm Feb Precipitation: 117mm Snow: 6mm Mar Precipitation: 160mm Snow: 0mm Apr Precipitation: 175mm Snow: 0mm May Precipitation: 248mm Snow: 0mm Jun Precipitation: 428mm Snow: 0mm Jul Precipitation: 339mm Snow: 0mm Aug Precipitation: 226mm Snow: 0mm Sep Precipitation: 196mm Snow: 0mm Oct Precipitation: 123mm Snow: 0mm Nov Precipitation: 92mm Snow: 0mm Dec Precipitation: 75mm Snow: 2mm
Precipitation
Snow

Uki is a very wet location, receiving approximately 2262mm of precipitation annually, which averages out to around 188mm per month. The wettest month is June, averaging 428mm of rainfall. July and May also tend to see above-average precipitation. The driest month is December, with just 75mm. That's 353mm 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 December, totalling around 17cm annually. January is the snowiest month with approximately 8cm.

Wind

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

Uki 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 February, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

7 days until Autumn

It is currently summer in Uki, which began on June 21, 2026. Uki 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 2°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 7 to 22°C. Rainfall is heavy, totalling around 584mm across the season with a monthly average of 195mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 20 to 30°C. Rainfall is heavy, totalling around 993mm across the season with a monthly average of 331mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 9 to 27°C. Rainfall is heavy, totalling around 411mm across the season with a monthly average of 137mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 2 to 10°C. Precipitation is moderate at around 274mm for the season, averaging 91mm per month. Expect around 16cm of snow accumulation during this period. Winds are generally light, averaging 8km/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 Uki 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
8 °C
8 km/h
82 mm
8 cm
Feb
3 °C
10 °C
8 km/h
117 mm
6 cm
Mar
7 °C
14 °C
8 km/h
160 mm
0 cm
Apr
11 °C
19 °C
8 km/h
175 mm
0 cm
May
15 °C
22 °C
7 km/h
248 mm
0 cm
Jun
20 °C
25 °C
7 km/h
428 mm
0 cm
Jul
23 °C
29 °C
8 km/h
339 mm
0 cm
Aug
24 °C
30 °C
7 km/h
226 mm
0 cm
Sep Current
21 °C
27 °C
7 km/h
196 mm
0 cm
Oct
15 °C
22 °C
7 km/h
123 mm
0 cm
Nov
9 °C
17 °C
7 km/h
92 mm
0 cm
Dec
3 °C
10 °C
8 km/h
75 mm
2 cm
Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)