Shiozawa in Spring
In spring (March, April and May), Shiozawa sees average daytime highs around 12°C and overnight lows near 3°C, with 476 mm of precipitation over about 54 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about 3°C in early March to 20°C by late May. The sky is clear or mostly clear about 21% of the time across spring, and the air most often feels dry.
Spring is Shiozawa's 3rd-best season to visit on our travel score. For the whole year in context, see Shiozawa's year-round climate.
- Avg daytime high
- 12°C
- 3rd-warmest season
- Avg overnight low
- 3°C
- Precipitation
- 476 mm
- 54 wet days
- Avg wind
- 7 km/h
- Travel score
- 2.7
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Shiozawa in Spring
Over the season highs climb from about 3°C in early March to 20°C by late May.
A typical spring day in Shiozawa reaches about 12°C and drops to 3°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Shiozawa
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 45 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Shiozawa weather by month
How the three spring months (March, April and May) 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 | 1° / -6° | 229 | 25.4 | 25.3 | 9.7 | 0.0 |
| Feb | 2° / -5° | 177 | 21.3 | 20.3 | 10.6 | 0.0 |
| Mar | 5° / -3° | 176 | 21.2 | 17.3 | 11.7 | 0.3 |
| Apr | 12° / 2° | 139 | 16.6 | 5 | 12.9 | 2.7 |
| May | 19° / 9° | 161 | 15.9 | 0.3 | 14 | 5.1 |
| Jun | 22° / 14° | 201 | 18.4 | 0 | 14.5 | 5.0 |
| Jul | 26° / 18° | 292 | 22.5 | 0 | 14.3 | 4.7 |
| Aug | 27° / 19° | 217 | 20.2 | 0 | 13.4 | 5.0 |
| Sep | 23° / 15° | 216 | 18.2 | 0 | 12.3 | 5.2 |
| Oct | 17° / 9° | 201 | 17.5 | 0.3 | 11 | 4.3 |
| Nov | 10° / 2° | 168 | 18.7 | 6.4 | 10 | 1.9 |
| Dec | 4° / -4° | 210 | 23.3 | 19.4 | 9.5 | 0.1 |
Cloud cover in Spring
The sky is clear or mostly clear about 21% of the time across spring.
Chance of precipitation in Spring
Shiozawa gets around 476 mm of rain and snow over 54 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 7 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 06 min in early March to 14 h 18 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.1 kWh/m².
Hazard calendar for Shiozawa
In spring, Shiozawa overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Shiozawa sits in the Pacific typhoon belt; the season peaks July–October.
Is spring a good time to visit Shiozawa?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Shiozawa.
What to pack for Shiozawa in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Shiozawa sees daytime highs around 12°C and nights near 3°C. Pack a warm layer and rain gear. Worth having: a heavy coat and sun protection. About 54 days see rain.
Sea temperature near Shiozawa in Spring
The nearest coast averages about 12°C across spring — 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 27°C and coldest in March near 10°C.
It's comfortable for a long swim from Jun 21 to Oct 31 — about 4.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 11 | 10 | 11 | 15 | 20 | 23 | 27 | 25 | 22 | 18 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 11 | Bracing |
| Mar | 10 | Bracing |
| Apr | 11 | Bracing |
| May | 15 | Bracing |
| Jun | 20 | Cool |
| Jul | 23 | Refreshing |
| Aug | 27 | Warm |
| Sep | 25 | Warm |
| Oct | 22 | Refreshing |
| Nov | 18 | Cool |
| Dec | 15 | Cool |
UV index in Shiozawa in Spring
Clear-sky midday UV across spring 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 Shiozawa peaks around August 12 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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) | 2 | 4 | 5 | 7 | 8 | 9 | 10 | 10 | 8 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Shiozawa in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Shiozawa is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 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) | 11 | 14 | 19 | 21 | 20 | 18 | 15 | 13 | 12 | 12 | 11 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 14 | Moderate |
| Mar | 19 | Moderate |
| Apr | 21 | Moderate |
| May | 20 | Moderate |
| Jun | 18 | Moderate |
| Jul | 15 | Moderate |
| Aug | 13 | Moderate |
| Sep | 12 | Good |
| Oct | 12 | Good |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Shiozawa?
Shiozawa sits at 37.0°N, 138.8°E, 180 m above sea level, in Japan. The nearest listed city is Muikamachi, 4.0 km away.
Topography around Shiozawa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Shiozawa.
Within 3 km, the terrain around Shiozawa has significant variations in elevation — a maximum elevation change of 364 m around an average of 231 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,859 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,551 m.
The land around Shiozawa is covered by cropland (52%) and trees (25%) within 3 km, trees (77%) within 16 km, and trees (75%) 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 Shiozawa (37.0376°, 138.8487°, elevation 180 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.