Climate Insights for Midori

Midori Shi, Gunma-ken, Japan

Hottest
August
29°C peak
Coldest
January
-2°C low
Wettest
July
240mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Midori is temperate. The average annual temperature is 13°C and approximately 1635mm of precipitation falls per year. Midori receives a notable amount of rainfall throughout the year, including during its driest month. Midori 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° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 6° Average: 1° Min: -2° Feb Max: 7° Average: 3° Min: -1° Mar Max: 11° Average: 7° Min: 2° Apr Max: 16° Average: 12° Min: 7° May Max: 21° Average: 17° Min: 12° Jun Max: 24° Average: 20° Min: 17° Jul Max: 28° Average: 24° Min: 21° Aug Max: 29° Average: 25° Min: 22° Sep Max: 25° Average: 21° Min: 18° Oct Max: 19° Average: 15° Min: 11° Nov Max: 14° Average: 9° Min: 5° Dec Max: 8° Average: 4° Min: 0°
Max
Average
Min

Temperatures in Midori vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 29°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -2°C and the daily average is 1°C. Daily temperature variation is modest, with an average difference of 8°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: 45mm Snow: 16mm Feb Precipitation: 52mm Snow: 12mm Mar Precipitation: 116mm Snow: 12mm Apr Precipitation: 132mm Snow: 3mm May Precipitation: 144mm Snow: 0mm Jun Precipitation: 182mm Snow: 0mm Jul Precipitation: 240mm Snow: 0mm Aug Precipitation: 210mm Snow: 0mm Sep Precipitation: 214mm Snow: 0mm Oct Precipitation: 174mm Snow: 0mm Nov Precipitation: 88mm Snow: 1mm Dec Precipitation: 39mm Snow: 4mm
Precipitation
Snow

Midori is a fairly wet location, receiving approximately 1635mm of precipitation annually, which averages out to around 136mm per month. The wettest month is July, averaging 240mm of rainfall. September and August also tend to see above-average precipitation. The driest month is December, with just 39mm. That's 202mm 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. Light snowfall can occur between January and December, totalling around 48cm annually. January is the snowiest month with approximately 16cm.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 14km/h Mar Wind Speed: 13km/h Apr Wind Speed: 13km/h May Wind Speed: 11km/h Jun Wind Speed: 10km/h Jul Wind Speed: 9km/h Aug Wind Speed: 9km/h Sep Wind Speed: 9km/h Oct Wind Speed: 9km/h Nov Wind Speed: 10km/h Dec Wind Speed: 12km/h
Wind Speed

Midori 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 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/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 13km/h in winter, 13km/h in spring, 10km/h in summer, 9km/h in autumn.

Seasons

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

88 days until Summer

It is currently spring in Midori, which began on March 20, 2026. Midori 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 29°C, while the coldest stretch bottoms out in January near -2°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 2 to 21°C. Rainfall is heavy, totalling around 392mm across the season with a monthly average of 131mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 17 to 29°C. Rainfall is heavy, totalling around 632mm across the season with a monthly average of 211mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 25°C. Rainfall is heavy, totalling around 476mm across the season with a monthly average of 159mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -2 to 8°C. Rainfall is relatively light, with around 136mm over the season and a monthly average of 45mm. Expect around 31cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Monthly Climate Data

The table below shows monthly climate averages for Midori 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
6 °C
14 km/h
45 mm
16 cm
Feb
-1 °C
7 °C
14 km/h
52 mm
12 cm
Mar Current
2 °C
11 °C
13 km/h
116 mm
12 cm
Apr
7 °C
16 °C
13 km/h
132 mm
3 cm
May
12 °C
21 °C
11 km/h
144 mm
0 cm
Jun
17 °C
24 °C
10 km/h
182 mm
0 cm
Jul
21 °C
28 °C
9 km/h
240 mm
0 cm
Aug
22 °C
29 °C
9 km/h
210 mm
0 cm
Sep
18 °C
25 °C
9 km/h
214 mm
0 cm
Oct
11 °C
19 °C
9 km/h
174 mm
0 cm
Nov
5 °C
14 °C
10 km/h
88 mm
1 cm
Dec
0 °C
8 °C
12 km/h
39 mm
4 cm
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Metric (°C, km/h)