Kurobe-shi weather in April

In April, Kurobe-shi sees average daytime highs of 12°C and overnight lows near 8°C, with 144 mm of precipitation across 14.5 wet days and about 12.9 hours of daylight. It is the 8th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 15°C by the end. The sky is clear or mostly clear about 30% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 30 min by month's end. Set against the rest of the year, April is Kurobe-shi's 1st-clearest and 6th-windiest month. For the whole year in context, see Kurobe-shi's year-round climate.

Daytime high
12°
8th warmest
Overnight low
5th coldest
Precipitation
144 mm
14.5 wet days
Daylight
12 h 54 min
5:22 AM – 6:19 PM
Cloud cover
60%
1st clearest
Wind
11 km/h
6th windiest
Solar energy
5.22 kWh/m²
Travel score
3.0
out of 10

Kurobe-shi is city in Toyama Prefecture, Japan.

Density
97/km²
people per km²
Founded
1954

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 15°C by the end.

A typical April day in Kurobe-shi reaches about 12°C in the afternoon and slips back to 8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 17°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
1105
2106
3106
4106
5106
6116
7116
8117
9117
10117
11127
12127
13127
14128
15128
16138
17138
18138
19138
20139
21149
22149
23149
24149
251410
261410
271510
281510
291510
301511

How April really feels in Kurobe-shi

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kurobe-shi weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 26126.321.19.80.0
Feb / 19321.516.810.60.1
Mar / 18620.411.411.70.9
Apr12° / 14414.51.612.93.0
May18° / 13°14413.8013.95.2
Jun21° / 18°17113.4014.55.7
Jul26° / 23°24016.6014.35.6
Aug27° / 24°16815.4013.45.6
Sep24° / 21°21817.2012.35.5
Oct19° / 16°20516.70115.1
Nov13° / 10°20919.31.3103.0
Dec / 26324.513.19.50.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in April, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24357
34456
44456
54456
64555
74654
84654
94555
104555
114753
124654
134654
144654
154555
164555
174555
184555
194456
204555
214555
224555
234456
244456
254555
264555
274555
284456
294555
304654

Chance of precipitation in April

Any precipitationSnow

Kurobe-shi gets around 144 mm of rain and snow over 14.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 49% and peaks near 56% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
15618
25616
35515
45514
55413
65411
75310
8539
9528
10527
11517
12506
13505
14495
15494
16484
17483
18473
19472
20462
21462
22451
23451
24451
25451
26451
27451
28451
29440
30440

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
19991
20991
21991
22991
23991
24991
25982
26982
27982
28973
29973
30964

Wind in April

Winds average 11 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:44 AM to 5:04 AM, and sunset from 6:05 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:446:05
212.45:436:06
312.45:416:07
412.55:406:08
512.55:386:09
612.65:376:10
712.65:356:11
812.65:346:12
912.75:326:13
1012.75:316:13
1112.75:296:14
1212.85:286:15
1312.85:266:16
1412.95:256:17
1512.95:246:18
1612.95:226:19
1713.05:216:20
1813.05:196:21
1913.15:186:21
2013.15:176:22
2113.15:156:23
2213.25:146:24
2313.25:136:25
2413.25:116:26
2513.35:106:27
2613.35:096:28
2713.45:076:29
2813.45:066:29
2913.45:056:30
3013.55:046:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.22 kWh/m².

For context, solar energy here swings from a low near 1.82 kWh/m² to a high of 5.68 kWh/m² in May across the year — April's 5.22 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.1Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.5Bright
305.5Bright
Planning a trip in April

Hazard calendar for Kurobe-shi

In seasonPeak

In April, Kurobe-shi sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Kurobe-shi 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 April a good time to visit Kurobe-shi?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.0
Sightseeing
7th-best month of the year
0.0
Beach & pool
8th-best month of the year

April is a weaker month for outdoor sightseeing in Kurobe-shi.

What to pack for Kurobe-shi in April

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

In April, Kurobe-shi sees daytime highs around 12°C and nights near 8°C. Pack rain gear. Worth having: a warm layer and sun protection. About 15 days see rain.

rain geara warm layersun protection

Sea temperature near Kurobe-shi in April

The nearest coast averages about 11°C in April — 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 27°C and coldest in March near 10°C.

It's comfortable for a long swim from Jun 18 to Nov 3 — about 4.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb11Bracing
Mar10Bracing
Apr11Bracing
May15Cool
Jun20Cool
Jul24Refreshing
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Kurobe-shi in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks 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 Kurobe-shi peaks around August 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 10UV 10Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Kurobe-shi in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kurobe-shi is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1621 µg/m³Dec 139 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun18Moderate
Jul14Moderate
Aug12Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Kurobe-shi?

Kurobe-shi sits at 36.9°N, 137.4°E, 15 m above sea level, in Japan. The nearest listed city is Nyūzen, 6.0 km away.

Topography around Kurobe-shi

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

Within 3 km, the terrain around Kurobe-shi has only modest variations in elevation — a maximum elevation change of 51 m around an average of 18 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,350 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,123 m.

The land around Kurobe-shi is covered by cropland (48%) and artificial surfaces (37%) within 3 km, water (53%) and trees (24%) within 16 km, and trees (52%) and water (36%) within 80 km.

3 km
51 m
16 km
1,350 m
80 km
3,123 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Nyūzen 6.0 km · Uozu 12 km · Namerikawa 18 km · Kamiichi 24 km · Gohyakkoku 29 km · Toyama 30 km · Imizu 32 km · Nishishinminato 36 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
Shintoism 49%Buddhism 46%other 4%Christianity 1%

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 Kurobe-shi (36.9012°, 137.4495°, elevation 15 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).