When to go · Chichibu

Chichibu in September

Mixed month. Outside the best window (Oct–Nov, Dec for festival). Across Japan: Still hot; typhoon peak can cancel flights and ferries for a day or two.

Key facts

Verdict: Mixed
Temperature: 27°C (81°F)81°F (27°C) / 17°C (63°F)63°F (17°C); average high / low
Rain days: 10
Crowds: Medium; Japan overall
Prices: Medium; Japan overall

Plan around it

Verdict

MixedJapan month rating

Outside the best window (Oct–Nov, Dec for festival). Across Japan: Still hot; typhoon peak can cancel flights and ferries for a day or two.

Is another month better than September?

September is rated mixed. These months rate higher:

Weather in September

Long-term averages

ChichibuHighs around 27 °C (81 °F), lows around 17 °C (63 °F), rain on about 10 daysHighs around 81 °F (27 °C), lows around 63 °F (17 °C), rain on about 10 days

Crowds and prices

Crowds · Japan overall: Medium
Prices · Japan overall: Medium

Japan overall: Still hot; typhoon peak can cancel flights and ferries for a day or two.

Compare two months

Weather, crowds and prices for any two months in Chichibu, side by side.

First month

Second month

Verdict
Sep: Mixed
Oct: Great (better)
Daytime high
Sep: 27 °C (81 °F)81 °F (27 °C)
Oct: 21 °C (70 °F)70 °F (21 °C)
Night low
Sep: 17 °C (63 °F)63 °F (17 °C)
Oct: 11 °C (52 °F)52 °F (11 °C)
Rain days
Sep: 10
Oct: 9 (better)
Crowds
Sep: Medium
Oct: Medium
Prices
Sep: Medium
Oct: Medium
Festivals listed
Sep: 0
Oct: 0

September: Outside the best window (Oct–Nov, Dec for festival). Across Japan: Still hot; typhoon peak can cancel flights and ferries for a day or two.

October: Inside Chichibu's best window: Oct–Nov, Dec for festival.

Chichibu: figures are long-term averages from this guide, not a forecast.

What to pack

A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Japan in September →