Shimoda in Fall
In fall (September, October and November), Shimoda sees average daytime highs around 21°C and overnight lows near 18°C, with 664 mm of rain over about 41 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 26°C in early September to 15°C by late November. The sky is clear or mostly clear about 37% of the time across fall, and the air most often feels dry.
Fall is Shimoda's 2nd-best season to visit on our travel score. For the whole year in context, see Shimoda's year-round climate.
- Avg daytime high
- 21°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 664 mm
- 41 wet days
- Avg wind
- 22 km/h
- Travel score
- 5.7
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Shimoda in Fall
Over the season highs ease from about 26°C in early September to 15°C by late November.
A typical fall day in Shimoda reaches about 21°C and drops to 18°C overnight. The warmest of the three months is September, the coolest November.
Shimoda weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 10° / 7° | 104 | 9.5 | 0.4 | 9.9 | 2.3 |
| Feb | 10° / 7° | 115 | 9.4 | 0.5 | 10.7 | 2.4 |
| Mar | 12° / 9° | 191 | 13.9 | 0.2 | 11.7 | 3.2 |
| Apr | 16° / 13° | 182 | 12.5 | 0 | 12.8 | 4.6 |
| May | 19° / 16° | 210 | 12.3 | 0 | 13.8 | 5.7 |
| Jun | 22° / 20° | 289 | 15 | 0 | 14.3 | 5.5 |
| Jul | 25° / 23° | 236 | 13.8 | 0 | 14.1 | 6.1 |
| Aug | 26° / 24° | 146 | 13 | 0 | 13.3 | 6.2 |
| Sep | 25° / 22° | 240 | 15.3 | 0 | 12.2 | 5.9 |
| Oct | 21° / 18° | 262 | 13.9 | 0 | 11.1 | 6.0 |
| Nov | 17° / 14° | 163 | 11.6 | 0 | 10.2 | 5.2 |
| Dec | 12° / 10° | 98 | 10.3 | 0 | 9.7 | 3.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 37% of the time across fall.
Chance of precipitation in Fall
Shimoda gets around 664 mm of rain over 41 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 22 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 48 min in early September to 9 h 54 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.5 kWh/m².
Hazard calendar for Shimoda
In fall, Shimoda overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Shimoda sits in the Pacific typhoon belt; the season peaks July–October.
Is fall a good time to visit Shimoda?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Shimoda for sightseeing.
What to pack for Shimoda in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Shimoda sees daytime highs around 21°C and nights near 18°C. Pack rain gear. Worth having: light clothes, a warm layer and a windbreaker. About 41 days see rain.
Sea temperature near Shimoda in Fall
The nearest coast averages about 24°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 26°C and coldest in February near 16°C.
It's comfortable for a long swim from May 24 to Dec 3 — about 6.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 17 | 16 | 16 | 18 | 20 | 22 | 24 | 26 | 26 | 24 | 21 | 19 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 17 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 18 | Cool |
| May | 20 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Warm |
| Aug | 26 | Warm |
| Sep | 26 | Warm |
| Oct | 24 | Refreshing |
| Nov | 21 | Refreshing |
| Dec | 19 | Cool |
UV index in Shimoda in Fall
Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Shimoda peaks around July 24 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 5 | 7 | 9 | 10 | 10 | 10 | 9 | 6 | 4 | 3 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 9 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Shimoda in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Shimoda is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 13 | 18 | 20 | 18 | 15 | 11 | 10 | 9 | 10 | 9 | 8 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 13 | Moderate |
| Mar | 18 | Moderate |
| Apr | 20 | Moderate |
| May | 18 | Moderate |
| Jun | 15 | Moderate |
| Jul | 11 | Good |
| Aug | 10 | Good |
| Sep | 9 | Good |
| Oct | 10 | Good |
| Nov | 9 | Good |
| Dec | 8 | Good |
Where is Shimoda?
Shimoda sits at 34.7°N, 138.9°E, 11 m above sea level, in Japan. The nearest listed city is Shuzenji, 33 km away.
Topography around Shimoda
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Shimoda.
Within 3 km, the terrain around Shimoda has significant variations in elevation — a maximum elevation change of 330 m around an average of 62 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,060 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,746 m.
The land around Shimoda is covered by trees (66%) and water (22%) within 3 km, water (53%) and trees (45%) within 16 km, and water (75%) and trees (20%) within 80 km.
Japan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 100 V · 50 / 60 Hz
- Prices
- ≈ 65% of US
- price level, 2025
- GDP per capita
- $35,951
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.2
- per 100k, 2023
- Road deaths
- 3.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 446
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Shimoda (34.6765°, 138.9446°, elevation 11 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.