Climate Insights for Kikonai

Kamiiso-gun, Hokkaido, Japan

Hottest
August
25°C peak
Coldest
January
-3°C low
Wettest
August
196mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Kikonai is temperate. The average annual temperature is 10°C and approximately 1211mm of precipitation falls per year. Kikonai receives a notable amount of rainfall throughout the year, including during its driest month. Kikonai 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 -3°C. Snowfall occurs from January to December, with around 113cm accumulating over the season.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 1° Average: -1° Min: -3° Feb Max: 1° Average: -1° Min: -3° Mar Max: 6° Average: 3° Min: 1° Apr Max: 10° Average: 8° Min: 6° May Max: 15° Average: 12° Min: 10° Jun Max: 18° Average: 16° Min: 14° Jul Max: 23° Average: 21° Min: 19° Aug Max: 25° Average: 22° Min: 21° Sep Max: 22° Average: 20° Min: 18° Oct Max: 16° Average: 13° Min: 11° Nov Max: 9° Average: 7° Min: 5° Dec Max: 3° Average: 1° Min: -1°
Max
Average
Min

Temperatures in Kikonai vary considerably across the year, with a 28°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 25°C with a mean of 22°C. The coldest month is January, when overnight lows fall to -3°C and the daily average is -1°C. Daily temperature variation is modest, with an average difference of 4°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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 58mm Snow: 30mm Feb Precipitation: 60mm Snow: 33mm Mar Precipitation: 74mm Snow: 18mm Apr Precipitation: 84mm Snow: 3mm May Precipitation: 89mm Snow: 0mm Jun Precipitation: 114mm Snow: 0mm Jul Precipitation: 128mm Snow: 0mm Aug Precipitation: 196mm Snow: 0mm Sep Precipitation: 135mm Snow: 0mm Oct Precipitation: 108mm Snow: 1mm Nov Precipitation: 93mm Snow: 4mm Dec Precipitation: 73mm Snow: 25mm
Precipitation
Snow

Kikonai is a fairly wet location, receiving approximately 1211mm of precipitation annually, which averages out to around 101mm per month. The wettest month is August, averaging 196mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 58mm. That's 138mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 113cm accumulating over the season. February typically sees the most snow at around 33cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 25km/h Feb Wind Speed: 26km/h Mar Wind Speed: 24km/h Apr Wind Speed: 23km/h May Wind Speed: 20km/h Jun Wind Speed: 18km/h Jul Wind Speed: 17km/h Aug Wind Speed: 20km/h Sep Wind Speed: 20km/h Oct Wind Speed: 23km/h Nov Wind Speed: 25km/h Dec Wind Speed: 26km/h
Wind Speed

Kikonai is moderately windy, with an average annual wind speed of 22km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 17km/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 26km/h in winter, 22km/h in spring, 18km/h in summer, 22km/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 Kikonai, which began on March 20, 2026. Kikonai 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 25°C, while the coldest stretch bottoms out in January near -3°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 1 to 15°C. Precipitation is moderate at around 247mm for the season, averaging 82mm per month. Winds are moderate at around 22km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 14 to 25°C. Rainfall is heavy, totalling around 437mm across the season with a monthly average of 146mm. Winds are moderate at around 18km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 5 to 22°C. Rainfall is heavy, totalling around 336mm across the season with a monthly average of 112mm. Winds are moderate at around 22km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -3 to 3°C. Precipitation is moderate at around 190mm for the season, averaging 63mm per month. Expect around 88cm of snow accumulation during this period. Winds are strong, averaging 26km/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 Kikonai 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
-3 °C
1 °C
25 km/h
58 mm
30 cm
Feb
-3 °C
1 °C
26 km/h
60 mm
33 cm
Mar Current
1 °C
6 °C
24 km/h
74 mm
18 cm
Apr
6 °C
10 °C
23 km/h
84 mm
3 cm
May
10 °C
15 °C
20 km/h
89 mm
0 cm
Jun
14 °C
18 °C
18 km/h
114 mm
0 cm
Jul
19 °C
23 °C
17 km/h
128 mm
0 cm
Aug
21 °C
25 °C
20 km/h
196 mm
0 cm
Sep
18 °C
22 °C
20 km/h
135 mm
0 cm
Oct
11 °C
16 °C
23 km/h
108 mm
1 cm
Nov
5 °C
9 °C
25 km/h
93 mm
4 cm
Dec
-1 °C
3 °C
26 km/h
73 mm
25 cm
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Metric (°C, km/h)