Yomitan in Winter
In winter (December, January and February), Yomitan sees average daytime highs around 19°C and overnight lows near 17°C, with 312 mm of rain over about 35 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs ease from about 22°C in early December to 19°C by late February. The sky is clear or mostly clear about 18% of the time across winter, and the air most often feels dry.
Winter is Yomitan's 3rd-best season to visit on our travel score. For the whole year in context, see Yomitan's year-round climate.
- Avg daytime high
- 19°C
- coldest season of the year
- Avg overnight low
- 17°C
- Rainfall
- 312 mm
- 35 wet days
- Avg wind
- 27 km/h
- Travel score
- 5.7
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Yomitan in Winter
Over the season highs ease from about 22°C in early December to 19°C by late February.
A typical winter day in Yomitan reaches about 19°C and drops to 17°C overnight. The warmest of the three months is December, the coolest February.
How winter really feels in Yomitan
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Yomitan weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 19° / 17° | 103 | 12 | 10.5 | 5.6 |
| Feb | 19° / 17° | 99 | 11.7 | 11.1 | 5.5 |
| Mar | 20° / 18° | 134 | 13.2 | 11.8 | 5.8 |
| Apr | 22° / 20° | 158 | 13.2 | 12.6 | 6.0 |
| May | 24° / 23° | 207 | 14.1 | 13.3 | 6.1 |
| Jun | 27° / 26° | 224 | 15.5 | 13.6 | 5.4 |
| Jul | 28° / 27° | 124 | 10.9 | 13.5 | 5.6 |
| Aug | 29° / 27° | 175 | 14.4 | 12.9 | 5.2 |
| Sep | 28° / 27° | 188 | 13.4 | 12.2 | 5.8 |
| Oct | 26° / 25° | 139 | 11.8 | 11.4 | 6.5 |
| Nov | 23° / 22° | 100 | 10.7 | 10.7 | 6.7 |
| Dec | 21° / 19° | 110 | 11.3 | 10.4 | 6.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 18% of the time across winter.
Chance of precipitation in Winter
Yomitan gets around 312 mm of rain over 35 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 27 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 30 min in early December to 11 h 24 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.6 kWh/m².
Hazard calendar for Yomitan
In winter, Yomitan overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Yomitan sits in the Pacific typhoon belt; the season peaks July–October.
Is winter a good time to visit Yomitan?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Yomitan for sightseeing.
What to pack for Yomitan in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Yomitan sees daytime highs around 19°C and nights near 17°C. Pack a windbreaker. Worth having: rain gear. About 35 days see rain.
Sea temperature near Yomitan in Winter
The nearest coast averages about 22°C across winter — 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 29°C and coldest in February near 22°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 22 | 22 | 22 | 23 | 25 | 27 | 29 | 29 | 28 | 27 | 25 | 24 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 22 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 23 | Refreshing |
| May | 25 | Warm |
| Jun | 27 | Warm |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 25 | Warm |
| Dec | 24 | Refreshing |
UV index in Yomitan in Winter
Clear-sky midday UV across winter 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 Yomitan peaks around July 11 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 9 | 8 | 10 | 11 | 12 | 11 | 11 | 8 | 7 | 5 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | Very high |
| Mar | 9 | Very high |
| Apr | 8 | Very high |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 5 | Moderate |
Air quality in Yomitan in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Yomitan is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 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) | 12 | 14 | 17 | 16 | 13 | 9 | 8 | 10 | 9 | 9 | 10 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 14 | Moderate |
| Mar | 17 | Moderate |
| Apr | 16 | Moderate |
| May | 13 | Moderate |
| Jun | 9 | Good |
| Jul | 8 | Good |
| Aug | 10 | Good |
| Sep | 9 | Good |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Yomitan?
Yomitan sits at 26.4°N, 127.7°E, 71 m above sea level, in Japan. The nearest listed city is Ishikawa, 8.0 km away.
Topography around Yomitan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Yomitan.
Within 3 km, the terrain around Yomitan has only modest variations in elevation — a maximum elevation change of 123 m around an average of 49 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 358 m; within 80 km, significant variations in elevation — a maximum elevation change of 491 m.
The land around Yomitan is covered by trees (51%) and artificial surfaces (24%) within 3 km, water (69%) within 16 km, and water (92%) 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 Yomitan (26.4017°, 127.745°, elevation 71 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.