Iwanuma weather in November

In November, Iwanuma sees average daytime highs of 13°C and overnight lows near 6°C, with 66 mm of precipitation across 8.4 wet days and about 9.9 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 15°C in the first days to 10°C by the end. The sky is clear or mostly clear about 35% of the time in November, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of November to 9 h 36 min by month's end. Set against the rest of the year, November is Iwanuma's 1st-clearest and 6th-windiest month. For the whole year in context, see Iwanuma's year-round climate.

Daytime high
13°
8th warmest
Overnight low
5th coldest
Precipitation
66 mm
8.4 wet days
Daylight
9 h 54 min
6:25 AM – 4:19 PM
Cloud cover
54%
1st clearest
Wind
11 km/h
6th windiest
Solar energy
2.41 kWh/m²
Travel score
3.6
out of 10

Temperature in November

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 15°C in the first days to 10°C by the end.

A typical November day in Iwanuma reaches about 13°C in the afternoon and slips back to 6°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 16°C. Set against its neighbours, November runs about 6°C cooler than October and about 6°C warmer than December.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
1158
2158
3158
4158
5158
6157
7147
8147
9147
10147
11146
12136
13136
14136
15136
16125
17125
18125
19125
20125
21114
22114
23114
24114
25114
26104
27104
28103
29103
30103

How November really feels in Iwanuma

Once humidity and wind are folded in, November 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

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

Iwanuma weather by month

How November compares with the rest of the year at a glance. November is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°599.26.79.70.0
Feb / -1°488.15.510.50.1
Mar / 8910.63.911.71.5
Apr14° / 10010.60.8133.8
May18° / 11°11011.70145.6
Jun21° / 16°13813.9014.65.6
Jul25° / 20°19618.1014.45.3
Aug26° / 21°17416.4013.55.5
Sep23° / 18°18114.3012.35.8
Oct18° / 12°157110115.7
Nov13° / 668.40.49.93.6
Dec / 529.549.40.9

Cloud cover in November

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in November, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of November, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16139
26139
36139
46040
56040
65941
75941
85941
95842
105842
115941
125842
135842
145842
155743
165743
175743
185743
195842
205842
215842
225842
235842
245842
255842
265743
275743
285743
295743
305743

Chance of precipitation in November

Any precipitationSnow

Iwanuma gets around 66 mm of rain and snow over 8.4 wet days in November. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 31% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1280
2280
3280
4280
5280
6290
7291
8291
9291
10301
11301
12311
13311
14311
15311
16311
17311
18302
19302
20292
21292
22282
23282
24272
25272
26273
27273
28273
29284
30284

Humidity in November

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, November 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 (%)
1973
2973
3973
4973
5973
6982
7982
8982
9982
10982
11982
12982
13982
14982
15991
16991
17991
18991
19991
20991
21991
22991
231000
241000
251000
261000
271000
281000
291000
301000

Wind in November

Winds average 11 km/h in November.

Across November, 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
110calm
210calm
310calm
410calm
510calm
610calm
711calm
811calm
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 November

DaylightNight

Daylight runs from about 10 h 24 min at the start of November to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over November. Sunrise moves from 6:09 AM to 6:39 AM, and sunset from 4:32 PM to 4:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:094:32
210.46:104:31
310.36:114:30
410.36:124:29
510.26:134:28
610.26:144:27
710.26:154:26
810.16:164:25
910.16:174:24
1010.16:184:23
1110.16:194:22
1210.06:204:22
1310.06:224:21
1410.06:234:20
159.96:244:20
169.96:254:19
179.96:264:18
189.86:274:18
199.86:284:17
209.86:294:17
219.86:304:16
229.76:314:16
239.76:324:15
249.76:334:15
259.76:344:14
269.66:354:14
279.66:364:14
289.66:374:13
299.66:384:13
309.66:394:13

Solar energy in November

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in November, about 2.41 kWh/m².

For context, solar energy here swings from a low near 2.13 kWh/m² to a high of 5.36 kWh/m² in May across the year — November's 2.41 kWh/m² sits near the bottom.

0123151015202530
Solar energy (kWh/m²)Level
12.7Moderate
22.7Moderate
32.7Moderate
42.7Moderate
52.6Moderate
62.6Moderate
72.6Moderate
82.6Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.2Moderate
252.2Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.1Moderate
Planning a trip in November

Hazard calendar for Iwanuma

In seasonPeak

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

Iwanuma sits in the Pacific typhoon belt; the season peaks July–October.

Iwanuma's rainy season runs March–October, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is November a good time to visit Iwanuma?

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

3.6
Sightseeing
8th-best month of the year
0.1
Beach & pool
8th-best month of the year

November is a weaker month for outdoor sightseeing in Iwanuma.

What to pack for Iwanuma in November

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

In November, Iwanuma sees daytime highs around 13°C and nights near 6°C. Worth packing: a warm layer and rain gear. About 8 days see rain.

a warm layerrain gear

Sea temperature near Iwanuma in November

The nearest coast averages about 17°C in November — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in August at about 24°C and coldest in March near 9°C.

It's comfortable for a long swim from Jul 7 to Oct 10 — about 3.2 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb9Bracing
Mar9Bracing
Apr10Bracing
May14Bracing
Jun18Cool
Jul21Refreshing
Aug24Refreshing
Sep23Refreshing
Oct19Cool
Nov17Cool
Dec14Bracing

UV index in Iwanuma in November

LowModerateHighVery highExtreme

Clear-sky midday UV in November peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Iwanuma peaks around August 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 13UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Iwanuma in November

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Iwanuma 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 Iwanuma?

Iwanuma sits at 38.1°N, 140.9°E, 5 m above sea level, in Japan. The nearest listed city is Natori-shi, 7.0 km away.

Topography around Iwanuma

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

Within 3 km, the terrain around Iwanuma has only modest variations in elevation — a maximum elevation change of 196 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 329 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,037 m.

The land around Iwanuma is covered by cropland (34%), artificial surfaces (33%) and trees (20%) within 3 km, trees (32%), water (25%) and cropland (21%) within 16 km, and trees (56%) and water (27%) within 80 km.

3 km
196 m
16 km
329 m
80 km
2,037 m
treesgrasslandcroplandartificial surfacesbare terrainwater
November weather nearby: Natori-shi 7.0 km · Watari 8.0 km · Murata 12 km · Ōkawara 13 km · Kakuda 16 km · Sendai 18 km · Shiroishi 24 km · Tagajō-shi 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 Iwanuma (38.1047°, 140.8594°, elevation 5 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).