Mombetsu in Winter
In winter (December, January and February), Mombetsu sees average daytime highs around -2°C and overnight lows near -9°C, with 185 mm of precipitation over about 29 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 1°C in early December to -1°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 Mombetsu's weakest season of the year to visit on our travel score. For the whole year in context, see Mombetsu's year-round climate.
- Avg daytime high
- -2°C
- coldest season of the year
- Avg overnight low
- -9°C
- Precipitation
- 185 mm
- 29 wet days
- Avg wind
- 13 km/h
- Travel score
- 0.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Mombetsu in Winter
Over the season highs ease from about 1°C in early December to -1°C by late February.
A typical winter day in Mombetsu reaches about -2°C and drops to -9°C overnight. The warmest of the three months is December, the coolest February.
How winter really feels in Mombetsu
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 90 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Mombetsu 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 | -4° / -11° | 64 | 10.3 | 12.2 | 9 | 0.0 |
| Feb | -3° / -11° | 49 | 9.2 | 11.7 | 10.2 | 0.0 |
| Mar | 2° / -6° | 61 | 11.6 | 11.6 | 11.6 | 0.0 |
| Apr | 9° / -0° | 67 | 11.5 | 6.3 | 13.2 | 1.7 |
| May | 15° / 6° | 81 | 11.6 | 1.3 | 14.6 | 4.2 |
| Jun | 18° / 10° | 80 | 11.4 | 0 | 15.3 | 5.4 |
| Jul | 22° / 15° | 110 | 12.1 | 0 | 15 | 6.0 |
| Aug | 23° / 16° | 133 | 13.4 | 0 | 13.8 | 6.1 |
| Sep | 20° / 12° | 121 | 12.3 | 0 | 12.3 | 5.8 |
| Oct | 14° / 6° | 85 | 11 | 0.4 | 10.8 | 4.0 |
| Nov | 6° / -1° | 72 | 11.2 | 5.7 | 9.4 | 0.7 |
| Dec | -1° / -7° | 72 | 9.7 | 10.5 | 8.7 | 0.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 14% of the time across winter.
Chance of precipitation in Winter
Mombetsu gets around 185 mm of rain and snow over 29 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 13 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 8 h 54 min in early December to 10 h 48 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 2.1 kWh/m².
Hazard calendar for Mombetsu
In winter, Mombetsu overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Mombetsu sits in the Pacific typhoon belt; the season peaks July–October.
Is winter a good time to visit Mombetsu?
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 Mombetsu.
What to pack for Mombetsu in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Mombetsu sees daytime highs around -2°C and nights near -9°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 29 days see rain.
Sea temperature near Mombetsu in Winter
The nearest coast averages about 1°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 17°C and coldest in February near -1°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 0 | -1 | 0 | 2 | 5 | 10 | 14 | 17 | 17 | 13 | 7 | 3 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 0 | Bracing |
| Feb | -1 | Bracing |
| Mar | 0 | Bracing |
| Apr | 2 | Bracing |
| May | 5 | Bracing |
| Jun | 10 | Bracing |
| Jul | 14 | Bracing |
| Aug | 17 | Cool |
| Sep | 17 | Cool |
| Oct | 13 | Bracing |
| Nov | 7 | Bracing |
| Dec | 3 | Bracing |
UV index in Mombetsu in Winter
Clear-sky midday UV across winter averages around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mombetsu peaks around August 14 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 5 | 7 | 7 | 7 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | High | High | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 3 | Moderate |
| Apr | 5 | High |
| May | 7 | High |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Mombetsu?
Mombetsu sits at 44.4°N, 143.4°E, 16 m above sea level, in Japan. The nearest listed city is Engaru, 37 km away.
Topography around Mombetsu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mombetsu.
Within 3 km, the terrain around Mombetsu has significant variations in elevation — a maximum elevation change of 340 m around an average of 40 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 420 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,956 m.
The land around Mombetsu is covered by water (41%), trees (28%) and artificial surfaces (22%) within 3 km, water (50%) and trees (37%) within 16 km, and trees (58%) and water (32%) 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 Mombetsu (44.3525°, 143.3525°, elevation 16 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.