Climate Insights for Shingū

Kasuya-gun, Fukuoka Prefecture, Japan

Hottest
August
33°C peak
Coldest
January
4°C low
Wettest
July
251mm rain
Best to Visit
October
Mild temps & low rain

Climate Overview

The climate in Shingū is temperate. The average annual temperature is 18°C and approximately 1629mm of precipitation falls per year. Shingū receives a notable amount of rainfall throughout the year, including during its driest month. Shingū 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 4°C. Light snow can occur between January and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 10° Average: 7° Min: 4° Feb Max: 11° Average: 8° Min: 4° Mar Max: 15° Average: 12° Min: 8° Apr Max: 20° Average: 16° Min: 12° May Max: 24° Average: 20° Min: 17° Jun Max: 27° Average: 24° Min: 21° Jul Max: 31° Average: 28° Min: 25° Aug Max: 33° Average: 29° Min: 26° Sep Max: 29° Average: 26° Min: 23° Oct Max: 24° Average: 20° Min: 17° Nov Max: 18° Average: 14° Min: 11° Dec Max: 12° Average: 9° Min: 6°
Max
Average
Min

Temperatures in Shingū vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 33°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 4°C and an average of 7°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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 68mm Snow: 3mm Feb Precipitation: 77mm Snow: 2mm Mar Precipitation: 110mm Snow: 0mm Apr Precipitation: 129mm Snow: 0mm May Precipitation: 141mm Snow: 0mm Jun Precipitation: 227mm Snow: 0mm Jul Precipitation: 251mm Snow: 0mm Aug Precipitation: 214mm Snow: 0mm Sep Precipitation: 199mm Snow: 0mm Oct Precipitation: 87mm Snow: 0mm Nov Precipitation: 67mm Snow: 0mm Dec Precipitation: 59mm Snow: 1mm
Precipitation
Snow

Shingū is a fairly wet location, receiving approximately 1629mm of precipitation annually, which averages out to around 136mm per month. The wettest month is July, averaging 251mm of rainfall. June and August also tend to see above-average precipitation. The driest month is December, with just 59mm. That's 193mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and December, totalling around 7cm annually. January is the snowiest month with approximately 3cm.

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: 11km/h May Wind Speed: 10km/h Jun Wind Speed: 9km/h Jul Wind Speed: 10km/h Aug Wind Speed: 10km/h Sep Wind Speed: 10km/h Oct Wind Speed: 11km/h Nov Wind Speed: 10km/h Dec Wind Speed: 12km/h
Wind Speed

Shingū 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 June, 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. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 12km/h in winter, 11km/h in spring, 10km/h in summer, 11km/h in autumn.

Seasons

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

8 days until Autumn

It is currently summer in Shingū, which began on June 21, 2026. Shingū 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 33°C, while the coldest stretch bottoms out in January near 4°C. Autumn is next, beginning on September 23, 2026 (8 days from now).

Spring

Temperatures range from 8 to 24°C. Rainfall is heavy, totalling around 380mm across the season with a monthly average of 127mm. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 33°C. Rainfall is heavy, totalling around 692mm across the season with a monthly average of 231mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 11 to 29°C. Rainfall is heavy, totalling around 353mm across the season with a monthly average of 118mm. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 4 to 12°C. Precipitation is moderate at around 204mm for the season, averaging 68mm 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.

Best Time to Visit

Jan
Feb
Mar 12°
Apr 16°
May 20°
Jun 24°
Jul 28°
Aug 29°
Sep 26°
Oct 20°
Nov 14°
Dec

The best time to visit Shingū is during October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 87mm per month. By contrast, August can be uncomfortably hot with highs reaching 33°C, while January is the coldest period with lows dropping to 4°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Shingū 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
4 °C
10 °C
12 km/h
68 mm
3 cm
Feb
4 °C
11 °C
12 km/h
77 mm
2 cm
Mar
8 °C
15 °C
12 km/h
110 mm
0 cm
Apr
12 °C
20 °C
11 km/h
129 mm
0 cm
May
17 °C
24 °C
10 km/h
141 mm
0 cm
Jun
21 °C
27 °C
9 km/h
227 mm
0 cm
Jul
25 °C
31 °C
10 km/h
251 mm
0 cm
Aug
26 °C
33 °C
10 km/h
214 mm
0 cm
Sep Current
23 °C
29 °C
10 km/h
199 mm
0 cm
Oct
17 °C
24 °C
11 km/h
87 mm
0 cm
Nov
11 °C
18 °C
10 km/h
67 mm
0 cm
Dec
6 °C
12 °C
12 km/h
59 mm
1 cm
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Metric (°C, km/h)