Sendai in Fall
In fall (September, October and November), Sendai sees average daytime highs around 18°C and overnight lows near 11°C, with 372 mm of precipitation over about 35 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 10°C by late November. The sky is clear or mostly clear about 26% of the time across fall, and the air most often feels dry.
Fall is Sendai's 2nd-best season to visit on our travel score. For the whole year in context, see Sendai's year-round climate.
- Avg daytime high
- 18°C
- 2nd-warmest season
- Avg overnight low
- 11°C
- Precipitation
- 372 mm
- 35 wet days
- Avg wind
- 9 km/h
- Travel score
- 4.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Sendai in Fall
Over the season highs ease from about 26°C in early September to 10°C by late November.
A typical fall day in Sendai reaches about 18°C and drops to 11°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Sendai
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 6 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Sendai 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 | 4° / -3° | 63 | 10.9 | 9.9 | 9.6 | 0.0 |
| Feb | 4° / -3° | 49 | 9.2 | 7.7 | 10.5 | 0.0 |
| Mar | 8° / -0° | 87 | 11.6 | 5.4 | 11.7 | 1.4 |
| Apr | 14° / 5° | 94 | 11.2 | 1.1 | 13 | 4.0 |
| May | 19° / 11° | 103 | 11.4 | 0 | 14 | 5.8 |
| Jun | 22° / 16° | 129 | 13.4 | 0 | 14.6 | 5.8 |
| Jul | 26° / 20° | 187 | 17.4 | 0 | 14.4 | 5.3 |
| Aug | 27° / 21° | 169 | 16.2 | 0 | 13.5 | 5.4 |
| Sep | 24° / 17° | 167 | 14.3 | 0 | 12.3 | 5.8 |
| Oct | 18° / 11° | 141 | 11 | 0 | 11 | 5.6 |
| Nov | 12° / 4° | 63 | 9.3 | 0.9 | 9.9 | 3.3 |
| Dec | 6° / -0° | 58 | 11 | 6 | 9.4 | 0.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 26% of the time across fall.
Chance of precipitation in Fall
Sendai gets around 372 mm of rain and snow over 35 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 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 54 min in early September to 9 h 36 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 3.0 kWh/m².
Hazard calendar for Sendai
In fall, Sendai overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Sendai sits in the Pacific typhoon belt; the season peaks July–October.
Sendai's rainy season runs March–October, when most of the year's rain falls.
Is fall a good time to visit Sendai?
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 Sendai for sightseeing.
What to pack for Sendai in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Sendai sees daytime highs around 18°C and nights near 11°C. Pack rain gear. Worth having: light clothes and a warm layer. About 35 days see rain.
Sea temperature near Sendai in Fall
The nearest coast averages about 20°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 28 km away) is warmest in August at about 24°C and coldest in March near 9°C.
It's comfortable for a long swim from Jul 7 to Oct 10 — about 3.2 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 11 | 9 | 9 | 10 | 14 | 18 | 21 | 24 | 23 | 19 | 17 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 11 | Bracing |
| Feb | 9 | Bracing |
| Mar | 9 | Bracing |
| Apr | 10 | Bracing |
| May | 14 | Bracing |
| Jun | 18 | Cool |
| Jul | 21 | Refreshing |
| Aug | 24 | Refreshing |
| Sep | 23 | Refreshing |
| Oct | 19 | Cool |
| Nov | 17 | Cool |
| Dec | 14 | Bracing |
UV index in Sendai in Fall
Clear-sky midday UV across fall averages around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sendai peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 8 | 8 | 8 | 9 | 8 | 5 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Where is Sendai?
Sendai sits at 38.3°N, 140.9°E, 53 m above sea level, in Japan. The nearest listed city is Natori-shi, 11 km away.
Topography around Sendai
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sendai.
Within 3 km, the terrain around Sendai has only modest variations in elevation — a maximum elevation change of 173 m around an average of 67 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 513 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,978 m.
The land around Sendai is covered by artificial surfaces (74%) and trees (24%) within 3 km, trees (44%) and artificial surfaces (29%) within 16 km, and trees (57%) and water (26%) 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 Sendai (38.2667°, 140.8667°, elevation 53 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.