Abiko weather in April

In April, Abiko sees average daytime highs of 17°C and overnight lows near 10°C, with 114 mm of rain across 11.9 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 15°C in the first days to 20°C by the end. The sky is clear or mostly clear about 31% 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 Abiko's 7th-clearest and 1st-windiest month. For the whole year in context, see Abiko's year-round climate.

Daytime high
17°
7th warmest
Overnight low
10°
6th coldest
Rainfall
114 mm
11.9 wet days
Daylight
12 h 54 min
5:13 AM – 6:07 PM
Cloud cover
61%
7th clearest
Wind
15 km/h
1st windiest
Solar energy
4.84 kWh/m²
Travel score
5.3
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 20°C by the end.

A typical April day in Abiko reaches about 17°C in the afternoon and slips back to 10°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 21°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1158
2158
3158
4168
5168
6169
7169
8169
9169
10179
111710
121710
131710
141710
151710
161811
171811
181811
191811
201811
211811
221912
231912
241912
251912
261912
271913
282013
292013
302013

How April really feels in Abiko

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.

Abiko 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 / 706.80.89.82.0
Feb10° / 667.91.510.62.2
Mar13° / 12012.20.711.73.4
Apr17° / 10°11411.9012.95.3
May22° / 15°13111.6013.96.2
Jun25° / 19°16113.7014.45.8
Jul28° / 23°15313.7014.25.1
Aug30° / 24°11211.8013.44.8
Sep26° / 21°17514.2012.25.7
Oct21° / 15°20712.9011.16.1
Nov16° / 10°9810.1010.15.1
Dec11° / 637.70.19.63.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% 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 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24951
34852
44852
54852
64852
74753
84753
94654
104555
114555
124456
134357
144357
154357
164258
174357
184357
194258
204258
214357
224258
234258
244357
254357
264357
274357
284357
294357
304357

Chance of precipitation in April

Any precipitation

Abiko gets around 114 mm of rain over 11.9 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 40% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
240
340
440
541
641
741
841
941
1041
1141
1241
1341
1441
1541
1641
1741
1840
1940
2040
2140
2239
2339
2439
2539
2638
2738
2837
2937
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 86% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
197300
297300
397300
496400
596400
696400
795500
895500
994600
1093610
1192710
1292710
1391810
1490910
15891010
16881020
17871120
18861220
19841321
20831421
21811621
22791731
23781831
24762031
25742141
26732241
27702451
28692551
29672661
30662761

Wind in April

Winds average 15 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

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 5:34 AM to 4:55 AM, and sunset from 5:55 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:345:55
212.45:335:56
312.45:315:56
412.55:305:57
512.55:295:58
612.55:275:59
712.65:266:00
812.65:246:01
912.65:236:01
1012.75:216:02
1112.75:206:03
1212.85:186:04
1312.85:176:05
1412.85:166:06
1512.95:146:07
1612.95:136:07
1712.95:126:08
1813.05:106:09
1913.05:096:10
2013.15:086:11
2113.15:066:12
2213.15:056:13
2313.25:046:13
2413.25:026:14
2513.25:016:15
2613.35:006:16
2713.34:596:17
2813.34:586:18
2913.44:566:19
3013.44:556:19

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.84 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 5.16 kWh/m² in May across the year — April's 4.84 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
Planning a trip in April

Hazard calendar for Abiko

In seasonPeak

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

Abiko 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 Abiko?

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

5.3
Sightseeing
5th-best month of the year
1.6
Beach & pool
7th-best month of the year

April is a reasonable time to visit Abiko for sightseeing.

What to pack for Abiko in April

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

In April, Abiko sees daytime highs around 17°C and nights near 10°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Abiko 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 30 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Abiko 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 Abiko peaks around July 21 at about 10 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 21UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Abiko 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 Abiko 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 Abiko?

Abiko sits at 35.9°N, 140.0°E, 10 m above sea level, in Japan. The nearest listed city is Kashiwa, 4.0 km away.

Topography around Abiko

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

Within 3 km, the terrain around Abiko has only modest variations in elevation — a maximum elevation change of 39 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 51 m; within 80 km, large variations in elevation — a maximum elevation change of 1,082 m.

The land around Abiko is covered by artificial surfaces (47%) and trees (21%) within 3 km, artificial surfaces (44%), trees (23%) and cropland (23%) within 16 km, and trees (30%), artificial surfaces (28%) and water (20%) within 80 km.

3 km
39 m
16 km
51 m
80 km
1,082 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Kashiwa 4.0 km · Toride 7.0 km · Moriya 8.0 km · Shiroi 9.0 km · Nagareyama 10 km · Fujishiro 11 km · Kamagaya 11 km · Minaminagareyama 11 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 Abiko (35.8667°, 140.0167°, elevation 10 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).