Mochibaru in Winter
In winter (December, January and February), Mochibaru sees average daytime highs around 13°C and overnight lows near 5°C, with 260 mm of rain over about 22 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 13°C. The sky is clear or mostly clear about 48% of the time across winter, and the air most often feels dry.
Winter is Mochibaru's weakest season of the year to visit on our travel score. For the whole year in context, see Mochibaru's year-round climate.
- Avg daytime high
- 13°C
- coldest season of the year
- Avg overnight low
- 5°C
- Rainfall
- 260 mm
- 22 wet days
- Avg wind
- 11 km/h
- Travel score
- 3.9
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Mochibaru in Winter
Across winter, daytime highs hold fairly steady around 13°C.
A typical winter day in Mochibaru reaches about 13°C and drops to 5°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Mochibaru
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.
Mochibaru 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 | 12° / 4° | 81 | 7.2 | 10.2 | 3.4 |
| Feb | 13° / 5° | 97 | 8.3 | 10.8 | 3.8 |
| Mar | 16° / 8° | 156 | 12.4 | 11.8 | 4.9 |
| Apr | 20° / 12° | 175 | 11.9 | 12.8 | 5.9 |
| May | 23° / 16° | 203 | 12.6 | 13.6 | 6.3 |
| Jun | 26° / 20° | 413 | 19.8 | 14 | 4.8 |
| Jul | 30° / 24° | 251 | 18.2 | 13.9 | 4.1 |
| Aug | 30° / 24° | 226 | 17.9 | 13.2 | 4.0 |
| Sep | 28° / 22° | 276 | 16.9 | 12.2 | 5.1 |
| Oct | 24° / 17° | 166 | 10.8 | 11.2 | 6.8 |
| Nov | 19° / 11° | 109 | 8.4 | 10.4 | 6.3 |
| Dec | 14° / 6° | 81 | 6.4 | 10 | 4.6 |
Cloud cover in Winter
The sky is clear or mostly clear about 48% of the time across winter.
Chance of precipitation in Winter
Mochibaru gets around 260 mm of rain over 22 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 11 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 06 min 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 3.1 kWh/m².
Hazard calendar for Mochibaru
In winter, Mochibaru overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Mochibaru sits in the Pacific typhoon belt; the season peaks July–October.
Mochibaru's rainy season runs May–September, when most of the year's rain falls.
Is winter a good time to visit Mochibaru?
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 Mochibaru.
What to pack for Mochibaru in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Mochibaru sees daytime highs around 13°C and nights near 5°C. Pack a warm layer. Worth having: rain gear. About 22 days see rain.
Sea temperature near Mochibaru in Winter
The nearest coast averages about 20°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 42 km away) is warmest in August at about 28°C and coldest in February near 18°C.
It's comfortable for a long swim from Apr 14 to Jan 4 — about 8.7 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 18 | 19 | 20 | 22 | 24 | 27 | 28 | 27 | 26 | 23 | 21 |
| Comfort | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Warm | Tropical | Warm | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 18 | Cool |
| Mar | 19 | Cool |
| Apr | 20 | Refreshing |
| May | 22 | Refreshing |
| Jun | 24 | Refreshing |
| Jul | 27 | Warm |
| Aug | 28 | Tropical |
| Sep | 27 | Warm |
| Oct | 26 | Warm |
| Nov | 23 | Refreshing |
| Dec | 21 | Refreshing |
UV index in Mochibaru 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 Mochibaru peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 | 5 | 7 | 8 | 8 | 11 | 11 | 10 | 10 | 6 | 5 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 7 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 10 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 3 | Moderate |
Air quality in Mochibaru 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 Mochibaru is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 11 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) | 15 | 18 | 21 | 22 | 20 | 16 | 11 | 12 | 11 | 12 | 13 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Good | Good | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 18 | Moderate |
| Mar | 21 | Moderate |
| Apr | 22 | Moderate |
| May | 20 | Moderate |
| Jun | 16 | Moderate |
| Jul | 11 | Good |
| Aug | 12 | Moderate |
| Sep | 11 | Good |
| Oct | 12 | Good |
| Nov | 13 | Moderate |
| Dec | 12 | Moderate |
Where is Mochibaru?
Mochibaru sits at 31.8°N, 131.1°E, 151 m above sea level, in Japan. The nearest listed city is Miyakonojō, 6.0 km away.
Topography around Mochibaru
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mochibaru.
Within 3 km, the terrain around Mochibaru has only modest variations in elevation — a maximum elevation change of 188 m around an average of 170 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 987 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,679 m.
The land around Mochibaru is covered by cropland (42%), artificial surfaces (28%) and trees (27%) within 3 km, trees (70%) within 16 km, and trees (57%) and water (34%) 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 Mochibaru (31.7551°, 131.1298°, elevation 151 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.