Narutō weather in September

In September, Narutō sees average daytime highs of 26°C and overnight lows near 22°C, with 173 mm of rain across 13.8 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 26% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Narutō's 9th-clearest and 8th-windiest month. For the whole year in context, see Narutō's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
22°
10th coldest
Rainfall
173 mm
13.8 wet days
Daylight
12 h 12 min
5:26 AM – 5:39 PM
Cloud cover
65%
9th clearest
Wind
16 km/h
8th windiest
Solar energy
4.15 kWh/m²
Travel score
6.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 24°C by the end.

A typical September day in Narutō reaches about 26°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 28°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12724
22724
32724
42724
52724
62724
72724
82723
92723
102623
112623
122623
132623
142623
152622
162622
172522
182522
192522
202522
212522
222521
232421
242421
252421
262421
272421
282420
292420
302320

How September really feels in Narutō

Once humidity and wind are folded in, September 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

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Narutō weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 949.20.49.92.3
Feb10° / 879.70.510.72.3
Mar13° / 14513.80.211.73.2
Apr17° / 12°12012.6012.94.9
May20° / 16°13311.3013.96.0
Jun23° / 20°17212.9014.45.9
Jul27° / 23°13111.8014.26.1
Aug28° / 25°929.8013.36.0
Sep26° / 22°17313.8012.26.0
Oct21° / 18°22714.1011.15.9
Nov17° / 13°12611.9010.15.2
Dec12° / 899.809.63.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 59%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34654
44654
54654
64654
74654
84555
94555
104555
114357
124357
134357
144357
154258
164159
174060
184060
193862
203862
213763
223862
233664
243664
253664
263763
273763
283763
293763
303763

Chance of precipitation in September

Any precipitation

Narutō gets around 173 mm of rain over 13.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 48% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
142
243
344
444
544
645
745
846
946
1047
1147
1247
1348
1448
1548
1648
1748
1848
1948
2048
2148
2248
2347
2447
2547
2647
2747
2847
2947
3047

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1015205024
2015215023
3016225022
4016225021
5017235019
6017244918
7018254817
8029264716
90210274615
100311274614
110312284513
120413284411
131414294210
14151529419
15161630398
16171730387
17281831366
18291931345
19392032315
203102132294
213112233283
224122333253
234132433232
245142533202
256152634181
266152734161
277162834151
288162834131
298172934111
309172934100

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 15 km/h on the calmest days to 17 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
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 5:14 AM to 5:37 AM, and sunset from 6:02 PM to 5:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:146:02
212.85:156:00
312.75:165:59
412.75:175:57
512.65:175:56
612.65:185:54
712.65:195:53
812.55:205:51
912.55:215:50
1012.55:215:48
1112.45:225:47
1212.45:235:45
1312.35:245:44
1412.35:245:42
1512.35:255:41
1612.25:265:39
1712.25:275:38
1812.15:285:36
1912.15:285:35
2012.15:295:33
2112.05:305:32
2212.05:315:30
2312.05:325:29
2411.95:325:27
2511.95:335:26
2611.85:345:24
2711.85:355:23
2811.85:365:21
2911.75:365:20
3011.75:375:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.15 kWh/m².

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 5.46 kWh/m² in May across the year — September's 4.15 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.8Bright
34.8Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.5Bright
94.5Bright
104.4Bright
114.4Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.0Bright
194.0Moderate
203.9Moderate
213.9Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.5Moderate
303.5Moderate
Planning a trip in September

Hazard calendar for Narutō

In seasonPeak

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

Narutō 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 September a good time to visit Narutō?

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

6.0
Sightseeing
2nd-best month of the year
5.6
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Narutō for sightseeing.

What to pack for Narutō in September

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

In September, Narutō sees daytime highs around 26°C and nights near 22°C. Pack rain gear. Worth having: light clothes. About 14 days see rain.

rain gearlight clothes

Sea temperature near Narutō in September

The nearest coast averages about 25°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 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 Narutō in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Narutō 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 Narutō in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Narutō is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (September, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1322 µg/m³Sep 911 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun16Moderate
Jul12Good
Aug11Good
Sep11Good
Oct14Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Narutō?

Narutō sits at 35.6°N, 140.4°E, 6 m above sea level, in Japan. The nearest listed city is Sanmu, 3.0 km away.

Topography around Narutō

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

Within 3 km, the terrain around Narutō has only modest variations in elevation — a maximum elevation change of 67 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 114 m; within 80 km, large variations in elevation — a maximum elevation change of 840 m.

The land around Narutō is covered by cropland (44%), trees (29%) and artificial surfaces (22%) within 3 km, trees (31%), cropland (29%) and water (21%) within 16 km, and water (43%) and trees (23%) within 80 km.

3 km
67 m
16 km
114 m
80 km
840 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Sanmu 3.0 km · Tōgane 7.0 km · Yokoshiba 8.0 km · Yachimata 11 km · Ōamishirasato 11 km · Ōami 13 km · Ryōgoku 14 km · Yōkaichiba 16 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 Narutō (35.6°, 140.4167°, 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).