Naju weather in July

In July, Naju sees average daytime highs of 29°C and overnight lows near 22°C, with 243 mm of rain across 16.4 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 28°C in the first days to 31°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 18 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Naju's 12th-clearest and 8th-windiest month. For the whole year in context, see Naju's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
22°
11th coldest
Rainfall
243 mm
16.4 wet days
Daylight
14 h 06 min
5:34 AM – 7:43 PM
Cloud cover
74%
12th clearest
Wind
10 km/h
8th windiest
Solar energy
4.82 kWh/m²
Travel score
4.5
out of 10

Naju is city in South Korea.

Density
70/km²
people per km²

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 28°C in the first days to 31°C by the end.

A typical July day in Naju reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, July runs about 2°C warmer than June and about 1°C cooler than August.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82822
92822
102822
112822
122922
132922
142922
152922
162923
172923
183023
193023
203023
213023
223023
233023
243023
253123
263124
273124
283124
293124
303124
313124

How July really feels in Naju

Once humidity and wind are folded in, July averages 16 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
16
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.

Naju 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 / -3°264.51.99.90.3
Feb / -1°355.10.910.71.4
Mar13° / 647.30.611.74.0
Apr19° / 877.6012.96.4
May24° / 13°998.2013.87.1
Jun27° / 18°16410.3014.36.1
Jul29° / 22°24316.4014.14.5
Aug30° / 23°22515.9013.34.2
Sep27° / 18°1429.4012.26.5
Oct22° / 11°534.6011.17.6
Nov15° / 466.10.110.24.9
Dec / -1°2741.19.71.6

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of July, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41981
51981
62080
72080
82179
92278
102278
112377
122476
132575
142575
152773
162773
172872
182872
193070
203268
213268
223466
233466
243565
253664
263862
273961
284060
294258
304258
314258

Chance of precipitation in July

Any precipitation

Naju gets around 243 mm of rain over 16.4 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 52% and peaks near 58% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
154
255
356
456
557
657
758
858
957
1057
1156
1255
1354
1453
1552
1651
1751
1850
1949
2048
2148
2247
2347
2447
2547
2647
2748
2848
2949
3049
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 51% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
121841363
221641383
311441404
411340424
511140435
601039455
70939466
80838477
90737487
100737498
110635509
1205345110
1305325211
1404315312
1504295413
1603275614
1703255616
1802235717
1902225719
2002205721
2102195623
2201175725
2301165627
2401145629
2501135531
2601125433
2701115434
2801115236
2901105237
3001105138
3101105039

Wind in July

Winds average 10 km/h in July.

Across July, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 18 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 30 minutes over July. Sunrise moves from 5:27 AM to 5:45 AM, and sunset from 7:46 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:277:46
214.35:277:46
314.35:277:46
414.35:287:46
514.35:287:46
614.35:297:46
714.35:297:46
814.35:307:46
914.35:307:45
1014.25:317:45
1114.25:317:45
1214.25:327:45
1314.25:337:44
1414.25:337:44
1514.25:347:43
1614.15:347:43
1714.15:357:43
1814.15:367:42
1914.15:367:42
2014.15:377:41
2114.05:387:40
2214.05:387:40
2314.05:397:39
2414.05:407:39
2514.05:417:38
2613.95:417:37
2713.95:427:37
2813.95:437:36
2913.95:447:35
3013.85:447:34
3113.85:457:33

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.82 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.86 kWh/m² in May across the year — July's 4.82 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
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
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in July

Hazard calendar for Naju

In seasonPeak

In July, Naju sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

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

Naju's rainy season runs June–September, 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 July a good time to visit Naju?

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

4.5
Sightseeing
7th-best month of the year
5.7
Beach & pool
5th-best month of the year

July is a reasonable time to visit Naju for sightseeing.

What to pack for Naju in July

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

In July, Naju sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

Sea temperature near Naju in July

The nearest coast averages about 23°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 49 km away) is warmest in August at about 25°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 26 to Oct 11 — about 3.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan8Bracing
Feb6Bracing
Mar7Bracing
Apr10Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec11Bracing

UV index in Naju in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Naju peaks around July 12 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 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 12UV 8Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug7Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Naju 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 Naju is worst in March — around 61 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (August, 28 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorModerateMar 1960 µg/m³Aug 1129 µg/m³
PM2.5 (µg/m³)Level
Jan41Poor
Feb48Poor
Mar61Unhealthy
Apr54Poor
May45Poor
Jun39Poor
Jul29Moderate
Aug28Moderate
Sep33Moderate
Oct35Moderate
Nov38Poor
Dec34Moderate
Location & terrain

Where is Naju?

Naju sits at 35.0°N, 126.7°E, 25 m above sea level, in South Korea. The nearest listed city is Masan, 15 km away.

Mokpo

Topography around Naju

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

Within 3 km, the terrain around Naju has significant variations in elevation — a maximum elevation change of 429 m around an average of 56 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 457 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,477 m.

The land around Naju is covered by trees (46%) and cropland (26%) within 3 km, trees (45%) and cropland (37%) within 16 km, and trees (44%), water (32%) and cropland (20%) within 80 km.

3 km
429 m
16 km
457 m
80 km
1,477 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Masan 15 km · Muan 22 km · Gwangju 23 km · Hwasun 25 km · Yeongam 25 km · Jangseong 30 km · Yeonggwang 33 km · Mokpo 38 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Naju (35.0292°, 126.7175°, elevation 25 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).