Owase in Spring

In spring (March, April and May), Owase sees average daytime highs around 16°C and overnight lows near 12°C, with 608 mm of precipitation over about 36 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.

Over the season highs climb from about 11°C in early March to 21°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 Owase's 3rd-best season to visit on our travel score. For the whole year in context, see Owase's year-round climate.

Avg daytime high: 16°C; 3rd-warmest season
Avg overnight low: 12°C
Precipitation: 608 mm; 36 wet days
Avg wind: 15 km/h
Travel score: 4.7; 3rd-best season
Months: Mar · Apr · May

← Winter Owase year-round climate Summer →

Spring Summer Fall Winter

Temperature in Owase in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 11°C in early March to 21°C by late May.

A typical spring day in Owase reaches about 16°C and drops to 12°C overnight. The warmest of the three months is May, the coolest March.

Owase 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	9° / 6°	97	7.1	1.4	10	2.2
Feb	10° / 6°	100	8.5	1.3	10.7	2.4
Mar	13° / 8°	183	11.4	0.6	11.7	3.5
Apr	16° / 12°	194	11.5	0	12.8	5.0
May	20° / 17°	231	13.3	0	13.7	5.7
Jun	23° / 20°	326	17.1	0	14.2	5.2
Jul	26° / 24°	244	16.1	0	14	5.6
Aug	27° / 25°	230	15	0	13.3	5.8
Sep	25° / 22°	329	17	0	12.2	5.7
Oct	21° / 18°	343	15.1	0	11.1	5.8
Nov	17° / 13°	156	10.4	0	10.2	5.4
Dec	12° / 8°	97	7.6	0.4	9.8	3.5

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Owase gets around 608 mm of rain and snow over 36 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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 15 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 12 min in early March to 14 h 06 min by late May. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 5.0 kWh/m².

Planning a trip in spring

Hazard calendar for Owase

In seasonPeak

In spring, Owase overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Owase sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Owase?

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.

4.7

Sightseeing

3rd-best month of the year

1.2

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Owase for sightseeing.

What to pack for Owase in Spring

From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In spring, Owase sees daytime highs around 16°C and nights near 12°C. Worth packing: a warm layer, rain gear and sun protection. About 36 days see rain.

a warm layerrain gearsun protection

Sea temperature near Owase 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 at the nearest coast (about 17 km away) is warmest in August at about 27°C and coldest in February near 16°C.

It's comfortable for a long swim from May 21 to Nov 29 — about 6.3 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	18	20	22	25	27	26	23	21	19
Comfort	Cool	Cool	Cool	Cool	Cool	Refreshing	Warm	Warm	Warm	Refreshing	Refreshing	Cool

	Sea temperature (°C)	Comfort
Jan	17	Cool
Feb	16	Cool
Mar	16	Cool
Apr	18	Cool
May	20	Cool
Jun	22	Refreshing
Jul	25	Warm
Aug	27	Warm
Sep	26	Warm
Oct	23	Refreshing
Nov	21	Refreshing
Dec	19	Cool

UV index in Owase in Spring

LowModerateHighVery highExtreme

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 Owase peaks around July 13 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	3	4	6	7	9	10	11	10	10	6	4	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	4	Moderate
Mar	6	High
Apr	7	Very high
May	9	Very high
Jun	10	Extreme
Jul	11	Extreme
Aug	10	Very high
Sep	10	Very high
Oct	6	High
Nov	4	Moderate
Dec	3	Moderate

Air quality in Owase in Spring

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.

Air quality in Owase is worst in April — around 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 9 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	18	18	17	13	9	9	9	10	10	9
Level	Good	Moderate	Moderate	Moderate	Moderate	Moderate	Good	Good	Good	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	11	Good
Feb	14	Moderate
Mar	18	Moderate
Apr	18	Moderate
May	17	Moderate
Jun	13	Moderate
Jul	9	Good
Aug	9	Good
Sep	9	Good
Oct	10	Good
Nov	10	Good
Dec	9	Good

Location & terrain

Where is Owase?

Owase sits at 34.1°N, 136.2°E, 4 m above sea level, in Japan. The nearest listed city is Kumano, 19 km away.

Topography around Owase

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Owase.

Within 3 km, the terrain around Owase has significant variations in elevation — a maximum elevation change of 527 m around an average of 140 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,688 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,878 m.

The land around Owase is covered by trees (70%) within 3 km, trees (67%) and water (31%) within 16 km, and trees (61%) and water (32%) within 80 km.

3 km

527 m

trees 70%

16 km

1,688 m

trees 67%

80 km

1,878 m

trees 61%

treesgrasslandcroplandartificial surfacesbare terrainwater

← Winter Owase year-round climate Summer →

Spring weather nearby: Kumano 19 km · Shingū 42 km · Ōuda-yamaguchi 49 km · Shimobuchi 52 km · Gojō 56 km · Haibara-akanedai 57 km · Sakurai 58 km · Kashiwara 58 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 Owase (34.0667°, 136.2°, elevation 4 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.