Chiba weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Good
Best time to visit: April – June, September – November
What is the weather like in Chiba in October?
In October, Chiba is warm: daytime highs average 21 °C, and nights cool down to about 16 °C. The sea averages 21.7 °C – refreshing for a swim. Expect around 4 hours of sunshine a day. It rains often – on about 14 days, adding up to 208 mm. All in all, October is a good month for a holiday in Chiba.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 63 | 63 | 61 |
| Day | 27° | 21° | 16° |
| Night | 21° | 16° | 10° |
| Sea | 25° | 22° | 19° |
| Sun | 5 h | 4 h | 5 h |
| Rain days | 14 | 14 | 11 |
More details for October
- Daylight
- 11 h 21 min05:45 – 17:06
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 5 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 63 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %22 %
- Few rainy daysweight 30 %28 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Chiba in October: quick answers
Is Chiba hot in October?
Warm rather than hot: in October, daytime highs in Chiba average 21 °C and nights cool to about 16 °C.
Can you swim in Chiba in October?
Yes. In October the sea averages 21.7 °C – refreshing for a swim.
Does it rain much in Chiba in October?
It rains often – on about 14 days, adding up to 208 mm.
Chiba month by month
The whole year in ChibaAll destinations: JapanWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences