Climate Insights for Ono

Ono Shi, Hyōgo, Japan

Hottest
August
31°C peak
Coldest
February
4°C low
Wettest
July
243mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Ono is temperate. The average annual temperature is 17°C and approximately 1589mm of precipitation falls per year. Ono receives a notable amount of rainfall throughout the year, including during its driest month. Ono 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 February, January, December, when temperatures can drop to 4°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 9° Average: 7° Min: 4° Feb Max: 9° Average: 7° Min: 4° Mar Max: 13° Average: 10° Min: 7° Apr Max: 18° Average: 15° Min: 12° May Max: 22° Average: 20° Min: 17° Jun Max: 26° Average: 23° Min: 21° Jul Max: 30° Average: 28° Min: 26° Aug Max: 31° Average: 29° Min: 27° Sep Max: 28° Average: 26° Min: 24° Oct Max: 23° Average: 20° Min: 17° Nov Max: 17° Average: 14° Min: 11° Dec Max: 11° Average: 9° Min: 6°
Max
Average
Min

Temperatures in Ono vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 29°C. February 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 5°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 43mm Snow: 1mm Feb Precipitation: 54mm Snow: 1mm Mar Precipitation: 94mm Snow: 0mm Apr Precipitation: 128mm Snow: 0mm May Precipitation: 163mm Snow: 0mm Jun Precipitation: 202mm Snow: 0mm Jul Precipitation: 243mm Snow: 0mm Aug Precipitation: 181mm Snow: 0mm Sep Precipitation: 202mm Snow: 0mm Oct Precipitation: 169mm Snow: 0mm Nov Precipitation: 67mm Snow: 0mm Dec Precipitation: 44mm Snow: 0mm
Precipitation
Snow

Ono is a fairly wet location, receiving approximately 1589mm of precipitation annually, which averages out to around 132mm per month. The wettest month is July, averaging 243mm of rainfall. September and June also tend to see above-average precipitation. The driest month is January, with just 43mm. That's 200mm less than July, 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.

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

Ono 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 January, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/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 Ono, which began on June 21, 2026. Ono 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 31°C, while the coldest stretch bottoms out in February near 4°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 385mm across the season with a monthly average of 128mm. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 625mm across the season with a monthly average of 208mm. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 11 to 28°C. Rainfall is heavy, totalling around 437mm across the season with a monthly average of 146mm. 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 11°C. Rainfall is relatively light, with around 141mm over the season and a monthly average of 47mm. 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 Ono 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
4 °C
9 °C
12 km/h
43 mm
1 cm
Feb
4 °C
9 °C
12 km/h
54 mm
1 cm
Mar
7 °C
13 °C
12 km/h
94 mm
0 cm
Apr
12 °C
18 °C
12 km/h
128 mm
0 cm
May
17 °C
22 °C
11 km/h
163 mm
0 cm
Jun
21 °C
26 °C
11 km/h
202 mm
0 cm
Jul
26 °C
30 °C
11 km/h
243 mm
0 cm
Aug
27 °C
31 °C
11 km/h
181 mm
0 cm
Sep Current
24 °C
28 °C
11 km/h
202 mm
0 cm
Oct
17 °C
23 °C
12 km/h
169 mm
0 cm
Nov
11 °C
17 °C
10 km/h
67 mm
0 cm
Dec
6 °C
11 °C
12 km/h
44 mm
0 cm
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Metric (°C, km/h)