Yakami weather in April

In April, Yakami sees average daytime highs of 17°C and overnight lows near 11°C, with 117 mm of rain across 10.1 wet days and about 12.8 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 19°C by the end. The sky is clear or mostly clear about 35% 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 18 min by month's end. Set against the rest of the year, April is Yakami's 5th-clearest and 6th-windiest month. For the whole year in context, see Yakami's year-round climate.

Daytime high
17°
7th warmest
Overnight low
11°
5th coldest
Rainfall
117 mm
10.1 wet days
Daylight
12 h 54 min
5:37 AM – 6:28 PM
Cloud cover
57%
5th clearest
Wind
13 km/h
6th windiest
Solar energy
5.28 kWh/m²
Travel score
5.6
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 19°C by the end.

A typical April day in Yakami reaches about 17°C in the afternoon and slips back to 11°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1159
2159
3169
4169
51610
61610
71610
81610
91610
101710
111711
121711
131711
141711
151711
161811
171812
181812
191812
201812
211812
221812
231913
241913
251913
261913
271913
281913
291913
302014

How April really feels in Yakami

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.

Yakami 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 / 639.50.6102.0
Feb10° / 699.7110.72.2
Mar13° / 10511.3011.73.6
Apr17° / 11°11710.1012.85.6
May21° / 16°14310.4013.86.4
Jun24° / 20°21113.6014.25.9
Jul28° / 24°20313.50145.3
Aug30° / 25°12710.5013.35.1
Sep27° / 22°20912.5012.26.1
Oct22° / 17°17810.1011.16.7
Nov17° / 12°837.8010.25.6
Dec12° / 6990.19.83.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25149
35149
45149
55149
65050
75050
85050
95050
104951
114951
124852
134852
144753
154753
164654
174654
184654
194555
204654
214654
224654
234753
244852
254852
264852
274852
284852
294852
304852

Chance of precipitation in April

Any precipitation

Yakami gets around 117 mm of rain over 10.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
234
334
434
533
633
733
833
933
1033
1133
1234
1334
1434
1535
1635
1735
1835
1935
2035
2135
2234
2334
2434
2533
2633
2733
2832
2932
3032

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 81% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
193610
292710
392710
491810
591810
691810
790910
890910
9891010
10891010
11881110
12871120
13861220
14851320
15851320
16841420
17821530
18811630
19811630
20801730
21781840
22771940
23752050
24732250
25712360
26682471
27672571
28662581
29642691
30632791

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over April. Sunrise moves from 5:57 AM to 5:20 AM, and sunset from 6:16 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:576:16
212.45:566:17
312.45:546:18
412.45:536:19
512.55:516:19
612.55:506:20
712.55:496:21
812.65:476:22
912.65:466:22
1012.65:456:23
1112.75:436:24
1212.75:426:25
1312.75:416:25
1412.85:396:26
1512.85:386:27
1612.95:376:28
1712.95:356:29
1812.95:346:29
1913.05:336:30
2013.05:326:31
2113.05:306:32
2213.15:296:32
2313.15:286:33
2413.15:276:34
2513.25:266:35
2613.25:246:36
2713.25:236:36
2813.35:226:37
2913.35:216:38
3013.35:206:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.28 kWh/m².

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 5.56 kWh/m² in May across the year — April's 5.28 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in April

Hazard calendar for Yakami

In seasonPeak

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

Yakami 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 Yakami?

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

5.6
Sightseeing
5th-best month of the year
1.6
Beach & pool
7th-best month of the year

April is a reasonable time to visit Yakami for sightseeing.

What to pack for Yakami in April

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

In April, Yakami sees daytime highs around 17°C and nights near 11°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Yakami in April

The nearest coast averages about 16°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 February near 14°C.

It's comfortable for a long swim from Jun 5 to Nov 19 — about 5.5 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov20Refreshing
Dec17Cool

UV index in Yakami 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 Yakami peaks around July 11 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 11UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul10Extreme
Aug9Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Yakami 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 Yakami is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1422 µg/m³Oct 1613 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar21Moderate
Apr23Moderate
May20Moderate
Jun18Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct12Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Yakami?

Yakami sits at 34.1°N, 134.5°E, 6 m above sea level, in Japan. The nearest listed city is Takabō, 3.0 km away.

Topography around Yakami

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

Within 3 km, the terrain around Yakami has only modest variations in elevation — a maximum elevation change of 184 m around an average of 13 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 695 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,910 m.

The land around Yakami is covered by artificial surfaces (47%) and cropland (27%) within 3 km, trees (37%) and water (30%) within 16 km, and water (48%) and trees (41%) within 80 km.

3 km
184 m
16 km
695 m
80 km
1,910 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Takabō 3.0 km · Ishii 10 km · Tokushima 10 km · Narutochō-mitsuishi 12 km · Kamojimachō-jōgejima 16 km · Komatsushimachō 17 km · Higashikagawa 17 km · Awa 21 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 Yakami (34.1385°, 134.5018°, elevation 6 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).