Masuda in Winter
In winter (December, January and February), Masuda sees average daytime highs around 9°C and overnight lows near 6°C, with 411 mm of precipitation over about 51 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Over the season highs ease from about 13°C in early December to 10°C by late February. The sky is clear or mostly clear about 14% of the time across winter, and the air most often feels dry.
Winter is Masuda's weakest season of the year to visit on our travel score. For the whole year in context, see Masuda's year-round climate.
- Avg daytime high
- 9°C
- coldest season of the year
- Avg overnight low
- 6°C
- Precipitation
- 411 mm
- 51 wet days
- Avg wind
- 21 km/h
- Travel score
- 1.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Masuda in Winter
Over the season highs ease from about 13°C in early December to 10°C by late February.
A typical winter day in Masuda reaches about 9°C and drops to 6°C overnight. The warmest of the three months is December, the coolest January.
Masuda 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 | 8° / 6° | 144 | 18.2 | 3.8 | 9.9 | 1.2 |
| Feb | 9° / 6° | 121 | 15.2 | 3.1 | 10.7 | 1.5 |
| Mar | 12° / 8° | 145 | 13.9 | 0.8 | 11.7 | 2.7 |
| Apr | 15° / 12° | 124 | 11.6 | 0 | 12.8 | 4.6 |
| May | 19° / 16° | 131 | 10.6 | 0 | 13.8 | 6.1 |
| Jun | 22° / 20° | 196 | 12.8 | 0 | 14.3 | 6.0 |
| Jul | 26° / 24° | 227 | 12.8 | 0 | 14.1 | 6.1 |
| Aug | 28° / 25° | 134 | 11.2 | 0 | 13.3 | 6.2 |
| Sep | 25° / 22° | 180 | 12 | 0 | 12.2 | 6.5 |
| Oct | 20° / 18° | 111 | 10.1 | 0 | 11.1 | 6.5 |
| Nov | 16° / 13° | 108 | 12 | 0 | 10.2 | 4.7 |
| Dec | 11° / 8° | 145 | 17.3 | 1.7 | 9.7 | 2.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 14% of the time across winter.
Chance of precipitation in Winter
Masuda gets around 411 mm of rain and snow over 51 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 21 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 48 min in early December to 11 h 06 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 2.4 kWh/m².
Hazard calendar for Masuda
In winter, Masuda overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Masuda sits in the Pacific typhoon belt; the season peaks July–October.
Is winter a good time to visit Masuda?
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 Masuda.
What to pack for Masuda in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Masuda sees daytime highs around 9°C and nights near 6°C. Pack a warm layer and rain gear. Worth having: a windbreaker. About 51 days see rain.
Sea temperature near Masuda in Winter
The nearest coast averages about 15°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 21 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 Jun 9 to Nov 20 — about 5.4 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 | 14 | 15 | 18 | 21 | 24 | 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 | 14 | Bracing |
| Apr | 15 | Cool |
| May | 18 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Warm |
| Aug | 27 | Warm |
| Sep | 26 | Warm |
| Oct | 23 | Refreshing |
| Nov | 20 | Refreshing |
| Dec | 18 | Cool |
UV index in Masuda in Winter
Clear-sky midday UV across winter averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Masuda peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (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 | 8 | 10 | 10 | 9 | 9 | 6 | 4 | 2 |
| 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 | 5 | High |
| Apr | 7 | Very high |
| May | 8 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 2 | Moderate |
Air quality in Masuda 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 Masuda is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 10 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) | 14 | 17 | 22 | 22 | 20 | 17 | 13 | 12 | 11 | 10 | 12 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 17 | Moderate |
| Mar | 22 | Moderate |
| Apr | 22 | Moderate |
| May | 20 | Moderate |
| Jun | 17 | Moderate |
| Jul | 13 | Moderate |
| Aug | 12 | Moderate |
| Sep | 11 | Good |
| Oct | 10 | Good |
| Nov | 12 | Moderate |
| Dec | 12 | Good |
Where is Masuda?
Masuda sits at 34.7°N, 131.8°E, 14 m above sea level, in Japan. The nearest listed city is Hamada, 32 km away.
Topography around Masuda
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Masuda.
Within 3 km, the terrain around Masuda has only modest variations in elevation — a maximum elevation change of 246 m around an average of 72 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 872 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,326 m.
The land around Masuda is covered by trees (72%) within 3 km, trees (69%) and water (27%) within 16 km, and trees (55%) and water (40%) 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 Masuda (34.6667°, 131.85°, elevation 14 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.