Narita weather in April

In April, Narita sees average daytime highs of 18°C and overnight lows near 10°C, with 113 mm of rain across 12.6 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 20°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 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 Narita's 7th-clearest and 1st-windiest month. For the whole year in context, see Narita's year-round climate.

Daytime high
18°
7th warmest
Overnight low
10°
6th coldest
Rainfall
113 mm
12.6 wet days
Daylight
12 h 54 min
5:12 AM – 6:06 PM
Cloud cover
62%
7th clearest
Wind
13 km/h
1st windiest
Solar energy
4.94 kWh/m²
Travel score
5.3
out of 10

Narita is city in Chiba prefecture, Japan.

Density
622/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 20°C by the end.

A typical April day in Narita reaches about 18°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 22°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
2168
3168
4168
5169
6169
7169
8179
9179
10179
111710
121710
131710
141810
151810
161811
171811
181811
191811
201911
211911
221912
231912
241912
251912
262012
272012
282013
292013
302013

How April really feels in Narita

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.

Narita weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 757.60.89.92.1
Feb10° / 718.41.110.62.3
Mar13° / 12512.80.511.73.5
Apr18° / 10°11312.6012.95.3
May22° / 15°12811.6013.96.3
Jun25° / 19°15913.7014.45.8
Jul29° / 23°15013.8014.24.9
Aug30° / 24°11411.9013.44.5
Sep27° / 21°17514.3012.25.6
Oct21° / 16°20713011.16.1
Nov16° / 10°10210.4010.15.2
Dec12° / 688.40.19.63.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54555
64555
74555
84555
94555
104456
114456
124357
134357
144357
154357
164357
174357
184159
194258
204258
214258
224357
234357
244357
254357
264357
274357
284357
294357
304357

Chance of precipitation in April

Any precipitation

Narita gets around 113 mm of rain over 12.6 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 42% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
243
343
443
543
643
743
843
943
1043
1143
1242
1342
1442
1542
1642
1742
1842
1941
2041
2141
2241
2341
2440
2540
2640
2739
2839
2938
3038

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
296400
396400
496400
595500
695500
794600
893610
992710
1092710
1191810
1291810
1390910
1490910
15891010
16881110
17871210
18861220
19841321
20831421
21821521
22811621
23791821
24771931
25762031
26732241
27722341
28702451
29692551
30672661

Wind in April

Winds average 13 km/h in April, the windiest month of the year.

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

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light 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 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 5:33 AM to 4:54 AM, and sunset from 5:54 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:335:54
212.45:325:54
312.45:305:55
412.55:295:56
512.55:275:57
612.55:265:58
712.65:245:59
812.65:235:59
912.65:226:00
1012.75:206:01
1112.75:196:02
1212.85:176:03
1312.85:166:04
1412.85:156:04
1512.95:136:05
1612.95:126:06
1712.95:106:07
1813.05:096:08
1913.05:086:09
2013.15:066:10
2113.15:056:10
2213.15:046:11
2313.25:036:12
2413.25:016:13
2513.25:006:14
2613.34:596:15
2713.34:586:15
2813.34:566:16
2913.44:556:17
3013.44:546:18

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.94 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 5.31 kWh/m² in May across the year — April's 4.94 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.1Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Narita

In seasonPeak

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

Narita 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 Narita?

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
1.8
Beach & pool
7th-best month of the year

April is a reasonable time to visit Narita for sightseeing.

What to pack for Narita in April

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

In April, Narita sees daytime highs around 18°C and nights near 10°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Narita 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 at the nearest coast (about 33 km away) is warmest in August at about 25°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 5 to Nov 22 — about 5.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Cool
Apr16Cool
May19Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Narita 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 Narita peaks around August 12 at about 10 (extreme) — 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 highVery highModerateAug 12UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Narita 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 Narita 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 Narita?

Narita sits at 35.8°N, 140.3°E, 27 m above sea level, in Japan. The nearest listed city is Shisui, 9.0 km away.

Topography around Narita

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

Within 3 km, the terrain around Narita has only modest variations in elevation — a maximum elevation change of 57 m around an average of 25 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 69 m; within 80 km, large variations in elevation — a maximum elevation change of 840 m.

The land around Narita is covered by artificial surfaces (42%) and trees (40%) within 3 km, trees (38%) and cropland (35%) within 16 km, and water (34%), trees (24%) and artificial surfaces (23%) within 80 km.

3 km
57 m
16 km
69 m
80 km
840 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Shisui 9.0 km · Ryōgoku 9.0 km · Ajiki 9.0 km · Sakura 11 km · Yachimata 15 km · Inzai 15 km · Fukawa 17 km · Ryūgasaki 18 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 Narita (35.7833°, 140.3167°, elevation 27 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).