Nagahama weather in July

In July, Nagahama sees average daytime highs of 28°C and overnight lows near 22°C, with 287 mm of rain across 18.3 wet days and about 14.1 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 29°C by the end. The sky is clear or mostly clear about 15% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 24 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Nagahama's 11th-clearest and 12th-windiest month. For the whole year in context, see Nagahama's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
22°
11th coldest
Rainfall
287 mm
18.3 wet days
Daylight
14 h 12 min
4:55 AM – 7:06 PM
Cloud cover
74%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
4.84 kWh/m²
Travel score
4.8
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 July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 29°C by the end.

A typical July day in Nagahama reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, July runs about 4°C warmer than June and about 1°C cooler than August.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12620
22620
32620
42620
52621
62721
72721
82721
92721
102721
112721
122721
132722
142822
152822
162822
172822
182822
192822
202822
212922
222922
232922
242923
252923
262923
272923
282923
292923
302923
313023

How July really feels in Nagahama

Once humidity and wind are folded in, July averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Nagahama weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 1st-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 13% of July, with mostly cloudy or overcast conditions the remaining 71%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21981
31981
42080
52080
62179
72179
82278
92377
102377
112377
122476
132476
142575
152674
162773
172872
182971
193070
203268
213268
223565
233565
243763
253763
263961
273961
284060
294159
304258
314258

Chance of precipitation in July

Any precipitation

Nagahama gets around 287 mm of rain over 18.3 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 58% and peaks near 66% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
166
266
366
466
566
666
766
865
965
1064
1164
1263
1362
1460
1559
1658
1757
1856
1955
2054
2154
2253
2352
2452
2551
2651
2750
2850
2950
3050
3150

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
152943240
242743260
332544280
422344300
522144330
612044350
711844370
811744390
901543410
1001443430
1101342450
1201241470
1301141490
1401040500
150939520
160838540
170737560
180736570
190635590
200534601
210533611
220432631
230431641
240429661
250328672
260327682
270326692
280225712
290224713
300223723
310223723

Wind in July

Winds average 7 km/h in July, the calmest month.

Across July, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 24 min at the start of July to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:47 AM to 5:06 AM, and sunset from 7:09 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:477:09
214.44:487:09
314.34:487:09
414.34:497:09
514.34:497:09
614.34:507:09
714.34:507:09
814.34:517:08
914.34:517:08
1014.34:527:08
1114.34:527:08
1214.24:537:07
1314.24:547:07
1414.24:547:07
1514.24:557:06
1614.24:557:06
1714.24:567:05
1814.14:577:05
1914.14:577:04
2014.14:587:04
2114.14:597:03
2214.14:597:03
2314.05:007:02
2414.05:017:01
2514.05:027:01
2614.05:027:00
2713.95:036:59
2813.95:046:58
2913.95:056:58
3013.95:056:57
3113.85:066:56

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.84 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 — July's 4.84 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.6Bright
104.6Bright
114.6Bright
124.7Bright
134.7Bright
144.7Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
195.0Bright
205.0Bright
215.0Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Hazard calendar for Nagahama

In seasonPeak

In July, 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 July a good time to visit Nagahama?

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

4.8
Sightseeing
5th-best month of the year
5.4
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Nagahama for sightseeing.

What to pack for Nagahama in July

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

In July, Nagahama sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Nagahama in July

The nearest coast averages about 24°C in July — 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 July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).