Tateyama in Spring
In spring (March, April and May), Tateyama sees average daytime highs around 16°C and overnight lows near 13°C, with 445 mm of rain over about 37 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 12°C in early March to 20°C by late May. The sky is clear or mostly clear about 33% of the time across spring, and the air most often feels dry.
Spring is Tateyama's 3rd-best season to visit on our travel score. For the whole year in context, see Tateyama's year-round climate.
- Avg daytime high
- 16°C
- 3rd-warmest season
- Avg overnight low
- 13°C
- Rainfall
- 445 mm
- 37 wet days
- Avg wind
- 24 km/h
- Travel score
- 4.9
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Tateyama in Spring
Over the season highs climb from about 12°C in early March to 20°C by late May.
A typical spring day in Tateyama reaches about 16°C and drops to 13°C overnight. The warmest of the three months is May, the coolest March.
Tateyama 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 | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 11° / 8° | 96 | 9.5 | 9.9 | 3.0 |
| Feb | 11° / 8° | 96 | 9.9 | 10.7 | 2.9 |
| Mar | 14° / 10° | 162 | 14.1 | 11.7 | 3.6 |
| Apr | 16° / 14° | 135 | 11.6 | 12.9 | 5.0 |
| May | 19° / 17° | 148 | 10.9 | 13.8 | 6.0 |
| Jun | 22° / 20° | 210 | 13 | 14.3 | 5.8 |
| Jul | 25° / 23° | 146 | 10.7 | 14.1 | 6.6 |
| Aug | 26° / 25° | 100 | 9 | 13.3 | 6.8 |
| Sep | 25° / 23° | 195 | 13.3 | 12.2 | 6.2 |
| Oct | 22° / 19° | 241 | 13.5 | 11.1 | 6.1 |
| Nov | 18° / 15° | 138 | 11.9 | 10.2 | 5.6 |
| Dec | 14° / 10° | 88 | 10.1 | 9.7 | 4.2 |
Cloud cover in Spring
The sky is clear or mostly clear about 33% of the time across spring.
Chance of precipitation in Spring
Tateyama gets around 445 mm of rain over 37 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 24 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 12 min in early March to 14 h 12 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 4.8 kWh/m².
Hazard calendar for Tateyama
In spring, Tateyama overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Tateyama sits in the Pacific typhoon belt; the season peaks July–October.
Is spring a good time to visit Tateyama?
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 reasonable time to visit Tateyama for sightseeing.
What to pack for Tateyama in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Tateyama sees daytime highs around 16°C and nights near 13°C. Pack rain gear. Worth having: a warm layer, sun protection and a windbreaker. About 37 days see rain.
Sea temperature near Tateyama in Spring
The nearest coast averages about 18°C across spring — 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 26°C and coldest in February near 16°C.
It's comfortable for a long swim from May 25 to Dec 4 — about 6.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 17 | 16 | 16 | 17 | 19 | 22 | 24 | 26 | 26 | 24 | 22 | 19 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 17 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 17 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 26 | Warm |
| Sep | 26 | Warm |
| Oct | 24 | Refreshing |
| Nov | 22 | Refreshing |
| Dec | 19 | Cool |
UV index in Tateyama in Spring
Clear-sky midday UV across spring averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tateyama peaks around August 10 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (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 | 9 | 10 | 10 | 10 | 8 | 6 | 4 | 3 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 9 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Tateyama 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 Tateyama is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 12 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 | 25 | 23 | 26 | 21 | 18 | 13 | 12 | 12 | 14 | 14 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 25 | Moderate |
| Mar | 23 | Moderate |
| Apr | 26 | Moderate |
| May | 21 | Moderate |
| Jun | 18 | Moderate |
| Jul | 13 | Moderate |
| Aug | 12 | Moderate |
| Sep | 12 | Moderate |
| Oct | 14 | Moderate |
| Nov | 14 | Moderate |
| Dec | 12 | Good |
Where is Tateyama?
Tateyama sits at 35.0°N, 139.9°E, 7 m above sea level, in Japan. The nearest listed city is Minamibōsō, 8.0 km away.
Topography around Tateyama
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tateyama.
Within 3 km, the terrain around Tateyama has only modest variations in elevation — a maximum elevation change of 159 m around an average of 31 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 354 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,372 m.
The land around Tateyama is covered by trees (45%) and artificial surfaces (26%) within 3 km, water (59%) and trees (32%) within 16 km, and water (66%) 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 Tateyama (34.9833°, 139.8667°, elevation 7 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.