Hitokawame weather in September

In September, Hitokawame sees average daytime highs of 22°C and overnight lows near 18°C, with 140 mm of rain across 11.7 wet days and about 12.3 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 20°C by the end. The sky is clear or mostly clear about 24% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Hitokawame's 9th-clearest and 9th-windiest month. For the whole year in context, see Hitokawame's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
18°
10th coldest
Rainfall
140 mm
11.7 wet days
Daylight
12 h 18 min
5:21 AM – 5:37 PM
Cloud cover
66%
9th clearest
Wind
15 km/h
9th windiest
Solar energy
3.86 kWh/m²
Travel score
6.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 20°C by the end.

A typical September day in Hitokawame reaches about 22°C in the afternoon and slips back to 18°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 26°C. Set against its neighbours, September runs about 2°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12420
22420
32420
42420
52420
62419
72419
82419
92319
102319
112319
122319
132318
142318
152318
162218
172218
182218
192217
202217
212217
222117
232117
242116
252116
262116
272116
282016
292015
302015

How September really feels in Hitokawame

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.

Hitokawame weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°6113.313.19.40.0
Feb / -2°5410.910.310.40.0
Mar / 7010.65.611.70.5
Apr11° / 7910.9113.12.6
May15° / 10°9911.1014.24.6
Jun19° / 14°9810.4014.95.7
Jul22° / 19°14612.8014.66.0
Aug25° / 21°14912.5013.66.4
Sep22° / 18°14011.7012.36.2
Oct17° / 12°10910.1010.95.4
Nov11° / 64110.89.72.6
Dec / 6613.98.29.10.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% 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 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23664
33565
43565
53565
63664
73763
83763
93763
103763
113763
123862
133862
143862
154060
164060
173961
183961
193961
204060
214060
224159
234258
244258
254258
264258
274357
284357
294357
304357

Chance of precipitation in September

Any precipitation

Hitokawame gets around 140 mm of rain over 11.7 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 40% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
142
243
343
443
543
643
743
843
943
1043
1143
1242
1342
1442
1541
1641
1740
1839
1939
2038
2138
2237
2337
2437
2536
2636
2736
2836
2936
3036

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11143236161
21143236151
32153335151
42163434141
52173433130
63183531130
73193530120
84213529110
95223527110
106233526100
11724342590
12925342390
131026342280
141227332070
151429331860
161629321760
171930311550
182131301350
192332291240
202533281040
21273327930
22303426830
23323425720
24343524620
25363522510
26393521410
27413520310
28433519310
29453418200
30483416200

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 14 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
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 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 78 minutes over September. Sunrise moves from 5:06 AM to 5:35 AM, and sunset from 6:02 PM to 5:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:066:02
212.95:076:01
312.95:085:59
412.85:095:57
512.85:105:56
612.75:115:54
712.75:125:52
812.65:135:50
912.65:145:49
1012.55:155:47
1112.55:165:45
1212.45:175:44
1312.45:185:42
1412.45:195:40
1512.35:205:38
1612.35:215:37
1712.25:225:35
1812.25:235:33
1912.15:245:31
2012.15:255:29
2112.05:265:28
2212.05:275:26
2311.95:285:24
2411.95:295:22
2511.85:305:21
2611.85:315:19
2711.85:325:17
2811.75:335:16
2911.75:345:14
3011.65:355:12

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.86 kWh/m².

For context, solar energy here swings from a low near 1.81 kWh/m² to a high of 5.6 kWh/m² in May across the year — September's 3.86 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.1Bright
44.1Bright
54.1Bright
64.0Bright
74.0Bright
84.0Moderate
94.0Moderate
104.0Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.5Moderate
293.5Moderate
303.5Moderate
Planning a trip in September

Hazard calendar for Hitokawame

In seasonPeak

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

Hitokawame 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 Hitokawame?

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

6.2
Sightseeing
2nd-best month of the year
4.5
Beach & pool
2nd-best month of the year

September is a reasonable time to visit Hitokawame for sightseeing.

What to pack for Hitokawame in September

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

In September, Hitokawame sees daytime highs around 22°C and nights near 18°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

Sea temperature near Hitokawame in September

The nearest coast averages about 21°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 21°C and coldest in March near 7°C.

It's comfortable for a long swim from Aug 8 to Sep 26 — about 1.6 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan10Bracing
Feb8Bracing
Mar7Bracing
Apr8Bracing
May10Bracing
Jun14Bracing
Jul18Cool
Aug21Refreshing
Sep21Refreshing
Oct18Cool
Nov15Cool
Dec12Bracing

UV index in Hitokawame in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Hitokawame peaks around August 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 highHighVery highHighModerateLowAug 19UV 8Jan 11UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May7Very high
Jun7Very high
Jul5Moderate
Aug8Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Hitokawame 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 Hitokawame is worst in March — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (August, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2323 µg/m³Aug 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar23Moderate
Apr23Moderate
May21Moderate
Jun15Moderate
Jul12Moderate
Aug12Moderate
Sep14Moderate
Oct14Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Hitokawame?

Hitokawame sits at 40.6°N, 141.4°E, 14 m above sea level, in Japan. The nearest listed city is Misawa, 7.0 km away.

Topography around Hitokawame

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

Within 3 km, the terrain around Hitokawame has only modest variations in elevation — a maximum elevation change of 58 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 133 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,688 m.

The land around Hitokawame is covered by water (42%) and cropland (29%) within 3 km, water (47%) and trees (22%) within 16 km, and trees (55%) and water (37%) within 80 km.

3 km
58 m
16 km
133 m
80 km
1,688 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Misawa 7.0 km · Hachinohe 16 km · Hakurōmachi 17 km · Towada 20 km · Toyota 21 km · Nanaku 30 km · Ninohe 40 km · Ōno 42 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 Hitokawame (40.6359°, 141.4448°, elevation 14 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).