Makubetsu weather in September

In September, Makubetsu sees average daytime highs of 20°C and overnight lows near 14°C, with 120 mm of rain across 12.9 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 18°C by the end. The sky is clear or mostly clear about 30% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Makubetsu's 2nd-clearest and 9th-windiest month. For the whole year in context, see Makubetsu's year-round climate.

Daytime high
20°
3rd warmest
Overnight low
14°
10th coldest
Rainfall
120 mm
12.9 wet days
Daylight
12 h 18 min
5:18 AM – 5:36 PM
Cloud cover
60%
2nd clearest
Wind
14 km/h
9th windiest
Solar energy
3.95 kWh/m²
Travel score
5.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 18°C by the end.

A typical September day in Makubetsu reaches about 20°C in the afternoon and slips back to 14°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 23°C. Set against its neighbours, September runs about 3°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12216
22216
32216
42216
52216
62216
72215
82115
92115
102115
112115
122114
132114
142014
152014
162014
172013
182013
191913
201913
211913
221912
231912
241812
251812
261812
271811
281811
291711
301711

How September really feels in Makubetsu

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.

Makubetsu weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -8°439.815.18.90.0
Feb-2° / -8°398.411.910.10.0
Mar / -4°5410.411.111.60.0
Apr / 60114.413.21.3
May13° / 6910.50.414.63.6
Jun17° / 11°599.5015.45.4
Jul21° / 15°9610015.16.3
Aug23° / 17°11911.7013.96.3
Sep20° / 14°12012.9012.35.8
Oct14° / 9513.90.210.73.7
Nov / 8613.47.59.30.7
Dec-0° / -5°6212.415.68.60.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24159
34159
44258
54258
64258
74357
84456
94456
104456
114456
124654
134654
144753
154753
164852
174951
184951
194951
205050
215050
225050
235050
245149
255149
265050
275149
285149
295149
305149

Chance of precipitation in September

Any precipitation

Makubetsu gets around 120 mm of rain over 12.9 wet days in September, the wettest month. 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 44% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
339
440
540
640
741
841
942
1042
1142
1242
1343
1443
1543
1643
1743
1843
1943
2044
2144
2244
2344
2444
2544
2644
2744
2844
2944
3044

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1162834202
2172834192
3182933182
4193033172
5213032151
6233131141
7243230131
8263229121
9283328111
10313326101
1133332590
1236332380
1339332170
1441331960
1544331850
1647321650
1750321440
1852311340
1955311130
2057301030
215930920
226229720
236428620
246727510
256926410
267025410
277224310
287423300
297721200
307820200

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 13 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
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over September. Sunrise moves from 4:59 AM to 5:35 AM, and sunset from 6:06 PM to 5:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.14:596:06
213.15:006:04
313.05:016:02
413.05:036:00
512.95:045:58
612.95:055:56
712.85:065:54
812.75:085:52
912.75:095:50
1012.65:105:48
1112.65:115:46
1212.55:135:44
1312.55:145:42
1412.45:155:40
1512.45:165:38
1612.35:185:36
1712.35:195:34
1812.25:205:32
1912.15:215:30
2012.15:235:28
2112.05:245:26
2212.05:255:24
2311.95:275:22
2411.95:285:20
2511.85:295:18
2611.85:305:16
2711.75:325:14
2811.75:335:12
2911.65:345:11
3011.65:355:09

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.95 kWh/m².

For context, solar energy here swings from a low near 1.34 kWh/m² to a high of 5.67 kWh/m² in May across the year — September's 3.95 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.2Bright
104.1Bright
114.1Bright
124.1Bright
134.0Bright
144.0Bright
154.0Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.4Moderate
Planning a trip in September

Is September a good time to visit Makubetsu?

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

5.8
Sightseeing
3rd-best month of the year
3.0
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Makubetsu for sightseeing.

What to pack for Makubetsu in September

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

In September, Makubetsu sees daytime highs around 20°C and nights near 14°C. Worth packing: rain gear. About 13 days see rain.

rain gear

Sea temperature near Makubetsu in September

The nearest coast averages about 20°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 15 km away) is warmest in August at about 20°C and coldest in February near 3°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
Jan4Bracing
Feb3Bracing
Mar4Bracing
Apr6Bracing
May9Bracing
Jun12Bracing
Jul17Cool
Aug20Cool
Sep20Cool
Oct16Cool
Nov11Bracing
Dec7Bracing

UV index in Makubetsu in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Makubetsu peaks around August 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowAug 13UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May7High
Jun6High
Jul7High
Aug8Very high
Sep5High
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Makubetsu 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 Makubetsu is worst in April — around 16 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (December, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1216 µg/m³Dec 236 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb9Good
Mar15Moderate
Apr16Moderate
May14Moderate
Jun8Good
Jul8Good
Aug8Good
Sep6Good
Oct8Good
Nov8Good
Dec6Good
Location & terrain

Where is Makubetsu?

Makubetsu sits at 45.4°N, 141.8°E, 33 m above sea level, in Japan. The nearest listed city is Wakkanai, 12 km away.

MinamishibetsuchōNevel’skKorsakovRumoiMombetsuAsahikawa

Topography around Makubetsu

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

Within 3 km, the terrain around Makubetsu has only modest variations in elevation — a maximum elevation change of 135 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 276 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,669 m.

The land around Makubetsu is covered by trees (41%) and grassland (38%) within 3 km, trees (51%) and water (25%) within 16 km, and water (70%) and trees (24%) within 80 km.

3 km
135 m
16 km
276 m
80 km
1,669 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Wakkanai 12 km · Nayoro 124 km · Minamishibetsuchō 142 km · Nevel’sk 145 km · Korsakov 159 km · Rumoi 160 km · Mombetsu 166 km · Asahikawa 183 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 Makubetsu (45.3714°, 141.8211°, elevation 33 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. 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).