Kiryū in Spring

In spring (March, April and May), Kiryū sees average daytime highs around 15°C and overnight lows near 6°C, with 348 mm of precipitation over about 39 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.

Over the season highs climb from about 8°C in early March to 22°C by late May. The sky is clear or mostly clear about 30% of the time across spring, and the air most often feels dry.

Spring is Kiryū's 3rd-best season to visit on our travel score. For the whole year in context, see Kiryū's year-round climate.

Avg daytime high: 15°C; 3rd-warmest season
Avg overnight low: 6°C
Precipitation: 348 mm; 39 wet days
Avg wind: 7 km/h
Travel score: 4.0; 3rd-best season
Months: Mar · Apr · May

← Winter Kiryū year-round climate Summer →

Spring Summer Fall Winter

Temperature in Kiryū in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 8°C in early March to 22°C by late May.

A typical spring day in Kiryū reaches about 15°C and drops to 6°C overnight. The warmest of the three months is May, the coolest March.

How spring really feels in Kiryū

Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 27 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.

Kiryū 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	5° / -2°	51	7.2	5.5	9.8	0.1
Feb	6° / -2°	51	8.3	5.9	10.6	0.4
Mar	10° / 1°	99	12.4	5.4	11.7	2.0
Apr	15° / 6°	114	12.7	1.3	12.9	4.4
May	20° / 11°	136	14.3	0	13.9	5.6
Jun	23° / 16°	173	18.4	0	14.4	5.1
Jul	27° / 20°	217	21.3	0	14.2	4.7
Aug	28° / 21°	174	20.2	0	13.4	4.7
Sep	24° / 17°	204	17.2	0	12.2	5.4
Oct	18° / 11°	168	13.4	0	11.1	5.4
Nov	13° / 5°	66	7.8	0.3	10.1	3.9
Dec	8° / 0°	45	7	3.3	9.6	1.3

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Kiryū gets around 348 mm of rain and snow over 39 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 7 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

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

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 4.9 kWh/m².

Planning a trip in spring

Hazard calendar for Kiryū

In seasonPeak

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

Kiryū's rainy season runs March–October, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Kiryū?

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.

4.0

Sightseeing

3rd-best month of the year

1.2

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Kiryū for sightseeing.

What to pack for Kiryū in Spring

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

In spring, Kiryū sees daytime highs around 15°C and nights near 6°C. Pack a warm layer and rain gear. Worth having: sun protection. About 39 days see rain.

a warm layerrain gearsun protection

UV index in Kiryū in Spring

LowModerateHighVery highExtreme

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 Kiryū peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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	9	8	6	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	9	Very high
Sep	8	Very high
Oct	6	High
Nov	3	Moderate
Dec	2	Moderate

Air quality in Kiryū 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 Kiryū is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.3× 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)	10	13	19	21	20	16	14	13	11	11	10	9
Level	Good	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Good	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	10	Good
Feb	13	Moderate
Mar	19	Moderate
Apr	21	Moderate
May	20	Moderate
Jun	16	Moderate
Jul	14	Moderate
Aug	13	Moderate
Sep	11	Good
Oct	11	Good
Nov	10	Good
Dec	9	Good

Location & terrain

Where is Kiryū?

Kiryū sits at 36.4°N, 139.3°E, 108 m above sea level, in Japan. The nearest listed city is Ōmamachō-ōmama, 6.0 km away.

Topography around Kiryū

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

Within 3 km, the terrain around Kiryū has significant variations in elevation — a maximum elevation change of 306 m around an average of 134 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,075 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,552 m.

The land around Kiryū is covered by artificial surfaces (57%) and trees (35%) within 3 km, trees (50%) and artificial surfaces (31%) within 16 km, and trees (65%) within 80 km.

3 km

306 m

artificial surfaces 57%

16 km

1,075 m

trees 50%

80 km

2,552 m

trees 65%

treesgrasslandcroplandartificial surfaceswater

← Winter Kiryū year-round climate Summer →

Spring weather nearby: Ōmamachō-ōmama 6.0 km · Midori 7.0 km · Ōta 12 km · Ashikaga 13 km · Isesaki 15 km · Sakai-nakajima 17 km · Kamikoizumi 17 km · Menuma 20 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 Kiryū (36.4°, 139.3333°, elevation 108 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.