Honmachi in Winter
In winter (December, January and February), Honmachi sees average daytime highs around 11°C and overnight lows near 6°C, with 245 mm of precipitation over about 28 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 11°C. The sky is clear or mostly clear about 26% of the time across winter, and the air most often feels dry.
Winter is Honmachi's weakest season of the year to visit on our travel score. For the whole year in context, see Honmachi's year-round climate.
- Avg daytime high
- 11°C
- coldest season of the year
- Avg overnight low
- 6°C
- Precipitation
- 245 mm
- 28 wet days
- Avg wind
- 9 km/h
- Travel score
- 2.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Honmachi in Winter
Across winter, daytime highs hold fairly steady around 11°C.
A typical winter day in Honmachi reaches about 11°C and drops to 6°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Honmachi
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.
Honmachi 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 10° / 5° | 73 | 9.4 | 0.6 | 10.1 | 2.2 |
| Feb | 11° / 6° | 90 | 9.8 | 0.2 | 10.8 | 2.7 |
| Mar | 15° / 9° | 133 | 12.5 | 0 | 11.8 | 4.1 |
| Apr | 19° / 13° | 151 | 11.9 | 0 | 12.8 | 5.8 |
| May | 23° / 17° | 174 | 11.8 | 0 | 13.6 | 6.4 |
| Jun | 26° / 21° | 428 | 18.3 | 0 | 14.1 | 5.1 |
| Jul | 29° / 25° | 347 | 18.3 | 0 | 13.9 | 4.1 |
| Aug | 31° / 25° | 162 | 16.1 | 0 | 13.2 | 3.9 |
| Sep | 28° / 22° | 175 | 13.2 | 0 | 12.2 | 5.6 |
| Oct | 23° / 17° | 100 | 8.2 | 0 | 11.2 | 7.2 |
| Nov | 18° / 12° | 96 | 8.8 | 0 | 10.3 | 5.8 |
| Dec | 12° / 7° | 83 | 9 | 0.2 | 9.9 | 3.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 26% of the time across winter.
Chance of precipitation in Winter
Honmachi gets around 245 mm of rain and snow over 28 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 9 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 hours in early December to 11 h 12 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 Honmachi
In winter, Honmachi overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Honmachi sits in the Pacific typhoon belt; the season peaks July–October.
Honmachi's rainy season runs June–July, when most of the year's rain falls.
Is winter a good time to visit Honmachi?
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 weaker month for outdoor sightseeing in Honmachi.
What to pack for Honmachi in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Honmachi sees daytime highs around 11°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 28 days see rain.
Sea temperature near Honmachi in Winter
The nearest coast averages about 16°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 27°C and coldest in February near 14°C.
It's comfortable for a long swim from May 26 to Nov 19 — about 5.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 14 | 15 | 17 | 19 | 22 | 25 | 27 | 26 | 23 | 20 | 18 |
| Comfort | Cool | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Cool |
| Feb | 14 | Bracing |
| Mar | 15 | Bracing |
| Apr | 17 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 27 | Warm |
| Sep | 26 | Warm |
| Oct | 23 | Refreshing |
| Nov | 20 | Refreshing |
| Dec | 18 | Cool |
UV index in Honmachi in Winter
Clear-sky midday UV across winter averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Honmachi peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).
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) | 3 | 4 | 6 | 8 | 8 | 10 | 10 | 9 | 10 | 7 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 10 | Very high |
| Oct | 7 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Honmachi 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 Honmachi is worst in March — around 24 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 13 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) | 17 | 20 | 24 | 24 | 22 | 18 | 13 | 14 | 14 | 14 | 16 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 20 | Moderate |
| Mar | 24 | Moderate |
| Apr | 24 | Moderate |
| May | 22 | Moderate |
| Jun | 18 | Moderate |
| Jul | 13 | Moderate |
| Aug | 14 | Moderate |
| Sep | 14 | Moderate |
| Oct | 14 | Moderate |
| Nov | 16 | Moderate |
| Dec | 15 | Moderate |
Where is Honmachi?
Honmachi sits at 32.5°N, 130.6°E, 6 m above sea level, in Japan. The nearest listed city is Uki, 14 km away.
Topography around Honmachi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Honmachi.
Within 3 km, the terrain around Honmachi has only modest variations in elevation — a maximum elevation change of 30 m around an average of 4 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 974 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,717 m.
The land around Honmachi is covered by artificial surfaces (57%) and cropland (20%) within 3 km, trees (44%) and water (35%) within 16 km, and trees (62%) 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 Honmachi (32.5044°, 130.5995°, elevation 6 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.