Naka-niida weather in April

In April, Naka-niida sees average daytime highs of 14°C and overnight lows near 5°C, with 95 mm of precipitation across 12.4 wet days and about 13 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 17°C by the end. The sky is clear or mostly clear about 28% 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 36 min by month's end. Set against the rest of the year, April is Naka-niida's 2nd-clearest and 4th-windiest month. For the whole year in context, see Naka-niida's year-round climate.

Daytime high
14°
7th warmest
Overnight low
6th coldest
Precipitation
95 mm
12.4 wet days
Daylight
13 hours
5:07 AM – 6:07 PM
Cloud cover
61%
2nd clearest
Wind
10 km/h
4th windiest
Solar energy
5.06 kWh/m²
Travel score
4.0
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 11°C in the first days to 17°C by the end.

A typical April day in Naka-niida reaches about 14°C in the afternoon and slips back to 5°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 20°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1112
2112
3122
4122
5123
6123
7123
8133
9133
10134
11134
12144
13144
14144
15145
16145
17155
18155
19155
20156
21166
22166
23166
24166
25167
26177
27177
28177
29177
30178

How April really feels in Naka-niida

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 7 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
7
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Naka-niida 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 / -4°7013.312.99.60.0
Feb / -4°5310.79.710.50.0
Mar / -1°9012.46.811.71.2
Apr14° / 9512.41.5134.0
May19° / 10°10311.4014.15.9
Jun23° / 15°13012.9014.65.9
Jul26° / 19°19217.5014.45.3
Aug27° / 21°16615.8013.55.3
Sep24° / 17°15814.5012.35.8
Oct18° / 10°129110115.5
Nov12° / 6810.21.49.93.0
Dec / -1°6813.48.69.40.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24753
34654
44753
54654
64654
74654
84753
94654
104654
114555
124456
134555
144456
154456
164456
174357
184456
194456
204456
214456
224357
234357
244456
254456
264357
274357
284357
294357
304258

Chance of precipitation in April

Any precipitationSnow

Naka-niida gets around 95 mm of rain and snow over 12.4 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 41% and peaks near 44% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
14413
24413
34412
44411
54410
64410
7449
8448
9448
10437
11436
12436
13436
14425
15425
16424
17414
18414
19413
20403
21403
22402
23392
24392
25382
26381
27381
28371
29371
30361

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
13991
14991
15991
16991
17991
18991
19991
20991
21982
22982
23982
24982
25973
26973
27964
28964
29955
30955

Wind in April

Winds average 10 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
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 24 min at the start of April to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over April. Sunrise moves from 5:30 AM to 4:47 AM, and sunset from 5:52 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:305:52
212.45:285:53
312.55:275:54
412.55:255:55
512.55:245:56
612.65:225:57
712.65:205:58
812.75:195:59
912.75:176:00
1012.85:166:01
1112.85:146:02
1212.85:136:03
1312.95:116:04
1412.95:106:05
1513.05:086:06
1613.05:076:07
1713.05:056:08
1813.15:046:09
1913.15:026:10
2013.25:016:11
2113.24:596:12
2213.24:586:13
2313.34:576:14
2413.34:556:15
2513.44:546:16
2613.44:536:17
2713.44:516:18
2813.54:506:18
2913.54:496:19
3013.64:476:20

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.06 kWh/m².

For context, solar energy here swings from a low near 1.99 kWh/m² to a high of 5.29 kWh/m² in May across the year — April's 5.06 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Naka-niida

In seasonPeak

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

Naka-niida 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 Naka-niida?

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

4.0
Sightseeing
7th-best month of the year
0.3
Beach & pool
7th-best month of the year

April is a reasonable time to visit Naka-niida for sightseeing.

What to pack for Naka-niida in April

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

In April, Naka-niida sees daytime highs around 14°C and nights near 5°C. Worth packing: a warm layer, rain gear and sun protection. About 12 days see rain.

a warm layerrain gearsun protection

Sea temperature near Naka-niida in April

The nearest coast averages about 10°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 50 km away) is warmest in August at about 23°C and coldest in March near 8°C.

It's comfortable for a long swim from Jul 10 to Oct 8 — about 3 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb9Bracing
Mar8Bracing
Apr10Bracing
May13Bracing
Jun17Cool
Jul21Refreshing
Aug23Refreshing
Sep22Refreshing
Oct19Cool
Nov16Cool
Dec14Bracing

UV index in Naka-niida 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 Naka-niida peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 16UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Naka-niida 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 Naka-niida is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1621 µg/m³Dec 1710 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun14Moderate
Jul12Good
Aug10Good
Sep10Good
Oct11Good
Nov11Good
Dec9Good
Location & terrain

Where is Naka-niida?

Naka-niida sits at 38.6°N, 140.9°E, 31 m above sea level, in Japan. The nearest listed city is Furukawa, 9.0 km away.

Topography around Naka-niida

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

Within 3 km, the terrain around Naka-niida has only modest variations in elevation — a maximum elevation change of 63 m around an average of 32 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 608 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,978 m.

The land around Naka-niida is covered by cropland (63%) within 3 km, trees (57%) and cropland (31%) within 16 km, and trees (64%) and water (20%) within 80 km.

3 km
63 m
16 km
608 m
80 km
1,978 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Furukawa 9.0 km · Ōsaki 11 km · Yoshioka 14 km · Kogota 17 km · Kogota-ekimae 19 km · Tomiya 20 km · Kurihara 24 km · Wakuya 25 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 Naka-niida (38.5686°, 140.8536°, elevation 31 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).