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Mountain town in Yamanashi, Japan

Kawaguchiko weather by month and the best time to visit

Updated October 2026Sources
Oct–FebBest time to visit

When to go to Kawaguchiko

Oct–Feb gives the clearest Fuji views; mid-Nov for maple leaves. Apr has cherry blossoms. Jun–Aug is hazy and rainy; Fuji climbing season runs about Jul–Sep.

Kawaguchiko weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
-10°0°10°20°30°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January1°C34°F-8°C18°F61 mm80%Freezing
February3°C38°F-7°C20°F71 mm79%Cold
March7°C45°F-4°C25°F115 mm78%Cold
April13°C55°F1°C34°F127 mm77%Cool
May18°C64°F7°C44°F140 mm78%Cool
June21°C69°F12°C53°F174 mm82%Rainy
July25°C76°F16°C61°F209 mm84%Rainy
August26°C78°F17°C62°F159 mm83%Pleasant
September22°C71°F13°C55°F201 mm85%Rainy
October16°C60°F7°C44°F193 mm85%Rainy
November10°C51°F0°C33°F85 mm83%Cold
December4°C40°F-5°C23°F64 mm81%Cold

Best months across Japan

PlaceBest monthsWarmest month
TokyoMar–May, Oct–NovAug (30°C)
KyotoMar–May, Oct–NovAug (31°C)
OsakaMar–May, Oct–NovAug (32°C)
HiroshimaMar–May, Oct–NovAug (32°C)
NaraMar–May, Oct–NovAug (31°C)
SapporoFeb, Jun–SepAug (26°C)
OkinawaApr–Jun, Oct–NovAug (30°C)
HakoneApr–May, Oct–DecAug (24°C)
FukuokaMar–May, Oct–NovAug (32°C)
KawaguchikoOct–FebAug (26°C)
NisekoJul–Aug, Dec–MarAug (24°C)
YokohamaMar–May, Oct–NovAug (31°C)
KanazawaApr–May, Oct–NovAug (31°C)
TakayamaApr–May, Oct–NovAug (29°C)
NagoyaMar–May, Oct–NovAug (31°C)
NikkoMay, Jul–Aug, Oct–NovAug (28°C)
KamakuraMar–May, Oct–NovAug (31°C)
KobeMar–May, Oct–NovAug (30°C)
HakubaJan–Feb, Jul–SepAug (28°C)
IshigakiApr–May, Jul, Sep–OctJul (29°C)
NagasakiMar–May, Oct–NovAug (31°C)
Shirakawa-goFeb, May, Oct–NovAug (28°C)
MiyakojimaApr–Jun, Sep–OctJul (29°C)
HakodateJun–OctAug (25°C)
OtaruFeb, Jun–SepAug (26°C)
BeppuMar–May, Oct–NovAug (31°C)
MatsumotoApr–May, Sep–NovAug (29°C)
KoyasanApr–May, Oct–NovAug (27°C)
FuranoJan–Feb, Jul–AugAug (25°C)
SendaiApr–May, Sep–NovAug (29°C)

Quick answers

What is the best month to visit Kawaguchiko?

Oct–Feb. Oct–Feb gives the clearest Fuji views; mid-Nov for maple leaves. Apr has cherry blossoms. Jun–Aug is hazy and rainy; Fuji climbing season runs about Jul–Sep.

When is the rainy season in Kawaguchiko?

Rain peaks in July with about 209 mm. Months with 150 mm or more: Jun–Oct.

What is the hottest month in Kawaguchiko?

August, with average highs of 26°C (78°F).

How cold does Kawaguchiko get?

The coolest nights are in January, averaging -8°C (18°F).

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 2.3°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.