Yūki weather in April

In April, Yūki sees average daytime highs of 18°C and overnight lows near 9°C, with 107 mm of precipitation across 11.1 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 21°C by the end. The sky is clear or mostly clear about 32% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Yūki's 6th-clearest and 1st-windiest month. For the whole year in context, see Yūki's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Precipitation
107 mm
11.1 wet days
Daylight
12 h 54 min
5:13 AM – 6:08 PM
Cloud cover
61%
6th clearest
Wind
10 km/h
1st windiest
Solar energy
4.87 kWh/m²
Travel score
5.6
out of 10

Yūki is city in Ibaraki Prefecture, Japan.

Density
770/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 16°C in the first days to 21°C by the end.

A typical April day in Yūki reaches about 18°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 23°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1166
2166
3166
4166
5167
6177
7177
8177
9177
10178
11188
12188
13188
14188
15189
16189
17199
18199
19199
201910
211910
222010
232010
242010
252011
262011
272011
282111
292111
302112

How April really feels in Yūki

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.

Yūki weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°556.11.39.81.9
Feb10° / 546.71.810.62.3
Mar13° / 10011.50.811.73.7
Apr18° / 10711.10.112.95.6
May23° / 14°13412.5013.96.3
Jun26° / 18°14714.6014.45.5
Jul30° / 22°16515.9014.24.4
Aug31° / 23°12313.7013.44.1
Sep27° / 20°16414.2012.25.5
Oct21° / 14°17612.3011.16.2
Nov16° / 808.7010.15.2
Dec11° / 526.50.29.63.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25149
35149
45149
55050
65050
74951
84951
94951
104852
114753
124555
134555
144456
154456
164555
174456
184456
194456
204456
214555
224456
234456
244456
254555
264555
274654
284654
294654
304555

Chance of precipitation in April

Any precipitation

Yūki gets around 107 mm of rain and snow over 11.1 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 37% and peaks near 38% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
238
338
438
538
638
738
838
938
1038
1138
1238
1338
1438
1538
1638
1738
1838
1938
2037
2137
2237
2337
2436
2536
2636
2736
2836
2936
3036

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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
199100
298200
398200
498200
598200
697300
797300
897300
997300
1096400
1196400
1295410
1394510
1494510
1594510
1693610
1793610
1892710
1991711
2089821
2188921
22871021
23861121
24851221
25841321
26821431
27811531
28801631
29771841
30761941

Wind in April

Winds average 10 km/h in April, the windiest month of the year.

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

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 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 5:35 AM to 4:55 AM, and sunset from 5:55 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:355:55
212.45:335:56
312.45:325:57
412.55:305:58
512.55:295:59
612.55:276:00
712.65:266:01
812.65:246:01
912.75:236:02
1012.75:216:03
1112.75:206:04
1212.85:196:05
1312.85:176:06
1412.85:166:07
1512.95:146:08
1612.95:136:08
1713.05:126:09
1813.05:106:10
1913.05:096:11
2013.15:086:12
2113.15:066:13
2213.15:056:14
2313.25:046:14
2413.25:026:15
2513.35:016:16
2613.35:006:17
2713.34:596:18
2813.44:576:19
2913.44:566:20
3013.44:556:21

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.87 kWh/m².

For context, solar energy here swings from a low near 2.38 kWh/m² to a high of 5.09 kWh/m² in May across the year — April's 4.87 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in April

Is April a good time to visit Yūki?

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

5.6
Sightseeing
3rd-best month of the year
2.1
Beach & pool
7th-best month of the year

April is a reasonable time to visit Yūki for sightseeing.

What to pack for Yūki in April

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

In April, Yūki sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Yūki in April

The nearest coast averages about 15°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 67 km away) is warmest in August at about 24°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 24 to Oct 28 — about 4.2 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May17Cool
Jun19Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec16Cool

UV index in Yūki in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks 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 Yūki peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateJul 17UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Yūki 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 Yūki is worst in March — around 25 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2425 µg/m³Dec 1914 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar25Moderate
Apr25Moderate
May24Moderate
Jun19Moderate
Jul16Moderate
Aug15Moderate
Sep15Moderate
Oct16Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Yūki?

Yūki sits at 36.3°N, 139.9°E, 40 m above sea level, in Japan. The nearest listed city is Oyama, 7.0 km away.

Topography around Yūki

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

Within 3 km, the terrain around Yūki has only modest variations in elevation — a maximum elevation change of 33 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 155 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,553 m.

The land around Yūki is covered by artificial surfaces (44%) and cropland (38%) within 3 km, cropland (54%) and artificial surfaces (28%) within 16 km, and trees (45%), artificial surfaces (24%) and cropland (21%) within 80 km.

3 km
33 m
16 km
155 m
80 km
2,553 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Oyama 7.0 km · Shimodate 9.0 km · Chikusei 9.0 km · Shimotsuke 13 km · Yachiyo 13 km · Mibu 15 km · Shimo-tsuma 15 km · Kaminokawa 15 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 Yūki (36.3°, 139.8833°, elevation 40 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. 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).