Nagahama weather in October

In October, Nagahama sees average daytime highs of 20°C and overnight lows near 13°C, with 171 mm of rain across 12.4 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 17°C by the end. The sky is clear or mostly clear about 35% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Nagahama's 1st-clearest and 8th-windiest month. For the whole year in context, see Nagahama's year-round climate.

Daytime high
20°
6th warmest
Overnight low
13°
8th coldest
Rainfall
171 mm
12.4 wet days
Daylight
11 h 06 min
6:07 AM – 5:13 PM
Cloud cover
56%
1st clearest
Wind
9 km/h
8th windiest
Solar energy
3.35 kWh/m²
Travel score
6.0
out of 10

Nagahama is city in Shiga Prefecture, Japan.

Density
167/km²
people per km²
Founded
2006

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 17°C by the end.

A typical October day in Nagahama reaches about 20°C in the afternoon and slips back to 13°C overnight — a 7°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, October runs about 6°C cooler than September and about 6°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12216
22216
32216
42216
52215
62215
72115
82115
92115
102114
112114
122114
132014
142014
152013
162013
172013
181913
191912
201912
211912
221912
231812
241811
251811
261811
271811
281811
291710
301710
311710

How October really feels in Nagahama

Once humidity and wind are folded in, October 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

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

Nagahama weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°11318.111.59.90.1
Feb / -0°10014.99.610.70.4
Mar10° / 14415.1411.72.1
Apr16° / 152130.412.94.5
May20° / 12°18112.5013.85.9
Jun24° / 17°22815.4014.35.6
Jul28° / 22°28718.3014.14.8
Aug29° / 23°17315.7013.34.7
Sep25° / 19°22214.5012.25.9
Oct20° / 13°17112.4011.16.0
Nov14° / 11012.80.210.13.8
Dec / 11117.36.59.71.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24456
34456
44456
54456
64654
74654
84753
94753
104951
115050
125050
135149
145248
155347
165446
175545
185545
195644
205644
215644
225644
235743
245743
255743
265743
275743
285842
295842
305842
315941

Chance of precipitation in October

Any precipitation

Nagahama gets around 171 mm of rain over 12.4 wet days in October. 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 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
344
444
543
643
742
841
941
1040
1139
1239
1338
1438
1537
1637
1737
1837
1937
2038
2138
2238
2339
2439
2539
2639
2739
2839
2939
3039
3139

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1233132122
2243231112
3263330101
427332991
529342881
631342681
734342571
836342361
939332261
1042332051
1145321850
1248311640
1351301540
1455291330
1557281230
1659271130
176326920
186525820
196724720
207122610
217321510
227420510
237718410
247917400
258116300
268215300
278314300
288513200
298612200
308612200
318811100

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 5:54 AM to 6:21 AM, and sunset from 5:33 PM to 4:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:545:33
211.65:555:32
311.65:565:30
411.55:575:29
511.55:585:28
611.55:595:26
711.45:595:25
811.46:005:23
911.36:015:22
1011.36:025:21
1111.36:035:19
1211.26:045:18
1311.26:055:17
1411.26:065:15
1511.16:065:14
1611.16:075:13
1711.16:085:11
1811.06:095:10
1911.06:105:09
2010.96:115:08
2110.96:125:06
2210.96:135:05
2310.86:145:04
2410.86:155:03
2510.86:165:02
2610.76:175:01
2710.76:175:00
2810.76:184:59
2910.66:194:58
3010.66:204:57
3110.66:214:56

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.35 kWh/m².

For context, solar energy here swings from a low near 2.2 kWh/m² to a high of 5.39 kWh/m² in May across the year — October's 3.35 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.2Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.0Moderate
313.0Moderate
Planning a trip in October

Hazard calendar for Nagahama

In seasonPeak

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

Nagahama 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 October a good time to visit Nagahama?

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

6.0
Sightseeing
1st-best month of the year
3.0
Beach & pool
6th-best month of the year

October is a reasonable time to visit Nagahama for sightseeing.

What to pack for Nagahama in October

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

In October, Nagahama sees daytime highs around 20°C and nights near 13°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Nagahama in October

The nearest coast averages about 22°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 km away) is warmest in August at about 27°C and coldest in March near 11°C.

It's comfortable for a long swim from Jun 12 to Nov 7 — about 4.9 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar11Bracing
Apr13Bracing
May17Cool
Jun21Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Nagahama in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Nagahama peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highModerateJul 13UV 10Dec 22UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Nagahama in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nagahama is worst in April — around 26 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1125 µg/m³Aug 1817 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb20Moderate
Mar25Moderate
Apr26Moderate
May25Moderate
Jun21Moderate
Jul17Moderate
Aug17Moderate
Sep17Moderate
Oct18Moderate
Nov18Moderate
Dec16Moderate
Location & terrain

Where is Nagahama?

Nagahama sits at 35.4°N, 136.3°E, 86 m above sea level, in Japan. The nearest listed city is Maibara, 8.0 km away.

Topography around Nagahama

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

Within 3 km, the terrain around Nagahama has only modest variations in elevation — a maximum elevation change of 44 m around an average of 90 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,288 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,606 m.

The land around Nagahama is covered by artificial surfaces (43%), water (29%) and cropland (25%) within 3 km, trees (40%) and water (34%) within 16 km, and trees (59%) within 80 km.

3 km
44 m
16 km
1,288 m
80 km
1,606 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Maibara 8.0 km · Hikone 15 km · Takashima 23 km · Tarui 24 km · Echigawa 25 km · Takada 29 km · Ikeno 29 km · Ibi 29 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 Nagahama (35.3833°, 136.2667°, elevation 86 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).