Nayoro weather in April

In April, Nayoro sees average daytime highs of 8°C and overnight lows near -1°C, with 74 mm of precipitation across 13.5 wet days and about 13.2 hours of daylight. It is the 7th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 5°C in the first days to 11°C by the end. The sky is clear or mostly clear about 23% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 13 h 54 min by month's end. Set against the rest of the year, April is Nayoro's 2nd-clearest and 5th-windiest month. For the whole year in context, see Nayoro's year-round climate.

Daytime high
7th warmest
Overnight low
-1°
6th coldest
Precipitation
74 mm
13.5 wet days
Daylight
13 h 12 min
4:53 AM – 6:07 PM
Cloud cover
65%
2nd clearest
Wind
11 km/h
5th windiest
Solar energy
5.1 kWh/m²
Travel score
1.3
out of 10

Nayoro is city in Hokkaido, Japan.

Density
51/km²
people per km²
Founded
2006

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 5°C in the first days to 11°C by the end.

A typical April day in Nayoro reaches about 8°C in the afternoon and slips back to -1°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 14°C. Set against its neighbours, April runs about 7°C warmer than March and about 7°C cooler than May.

-10°10°20°151015202530
Avg high (°C)Avg low (°C)
14-4
25-4
35-3
45-3
55-3
66-3
76-3
86-2
96-2
107-2
117-2
127-2
138-1
148-1
158-1
168-1
179-1
1890
1990
2090
21100
22100
23101
24111
25111
26111
27112
28112
29122
30122

How April really feels in Nayoro

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 30 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
30
wind chill below the day's low

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

Nayoro weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -12°6114.719.190.0
Feb-4° / -12°5212.516.310.20.0
Mar / -7°6914.215.611.60.0
Apr / -1°7413.57.813.21.3
May15° / 8912.90.914.64.1
Jun19° / 10°9112.8015.35.4
Jul22° / 14°13614.60155.8
Aug23° / 15°14914.5013.85.8
Sep19° / 10°13914.9012.35.2
Oct13° / 11615.61.410.83.0
Nov / -3°11418.214.19.40.3
Dec-3° / -9°901821.88.70.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24060
34060
44060
53961
64060
74060
83961
94060
104060
113961
123961
133862
143961
153961
163862
173862
183862
193862
203862
213862
223862
233862
243862
253862
263862
273862
283961
293961
303961

Chance of precipitation in April

Any precipitationSnow

Nayoro gets around 74 mm of rain and snow over 13.5 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 45% and peaks near 46% on the wettest days, and about 8 days bring snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
14437
24436
34435
44435
54534
64533
74532
84532
94631
104630
114630
124629
134628
144628
154627
164626
174625
184624
194623
204523
214522
224521
234420
244419
254418
264417
274416
284414
294413
304412

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in April

Winds average 11 km/h in April.

Across April, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 5:21 AM to 4:30 AM, and sunset from 5:49 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:215:49
212.55:195:50
312.65:175:51
412.65:155:52
512.75:145:54
612.75:125:55
712.85:105:56
812.85:085:57
912.95:065:59
1012.95:046:00
1113.05:026:01
1213.05:016:02
1313.14:596:04
1413.14:576:05
1513.24:556:06
1613.24:536:07
1713.34:526:09
1813.34:506:10
1913.44:486:11
2013.44:476:12
2113.54:456:14
2213.54:436:15
2313.64:416:16
2413.64:406:17
2513.74:386:19
2613.74:376:20
2713.84:356:21
2813.84:336:22
2913.94:326:23
3013.94:306:25

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.1 kWh/m².

For context, solar energy here swings from a low near 1.48 kWh/m² to a high of 5.29 kWh/m² in May across the year — April's 5.1 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.3Bright
Planning a trip in April

Hazard calendar for Nayoro

In seasonPeak

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

Nayoro 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 Nayoro?

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

1.3
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Nayoro.

What to pack for Nayoro in April

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

In April, Nayoro sees daytime highs around 8°C and nights near -1°C. Pack a warm layer. Worth having: rain gear and sun protection. About 14 days see rain.

a warm layerrain gearsun protection

Sea temperature near Nayoro in April

The nearest coast averages about 2°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 45 km away) is warmest in August at about 18°C and coldest in February near -0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan0Bracing
Feb0Bracing
Mar0Bracing
Apr2Bracing
May5Bracing
Jun10Bracing
Jul14Bracing
Aug18Cool
Sep17Cool
Oct13Bracing
Nov7Bracing
Dec3Bracing

UV index in Nayoro 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 Nayoro peaks around August 14 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highHighModerateLowAug 14UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May7Very high
Jun7High
Jul7Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Nayoro 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 Nayoro is worst in April — around 17 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1516 µg/m³Dec 197 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb10Good
Mar15Moderate
Apr17Moderate
May15Moderate
Jun10Good
Jul10Good
Aug8Good
Sep7Good
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Nayoro?

Nayoro sits at 44.4°N, 142.5°E, 97 m above sea level, in Japan. The nearest listed city is Minamishibetsuchō, 23 km away.

Topography around Nayoro

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

Within 3 km, the terrain around Nayoro has only modest variations in elevation — a maximum elevation change of 173 m around an average of 109 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 916 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,225 m.

The land around Nayoro is covered by cropland (39%), artificial surfaces (26%) and trees (25%) within 3 km, trees (71%) and cropland (23%) within 16 km, and trees (68%) and water (21%) within 80 km.

3 km
173 m
16 km
916 m
80 km
2,225 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Minamishibetsuchō 23 km · Asahikawa 65 km · Mombetsu 71 km · Fukagawa 79 km · Rumoi 80 km · Engaru 93 km · Ashibetsu 96 km · Takikawa 99 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 Nayoro (44.3506°, 142.4578°, elevation 97 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).