Douliu weather in July

In July, Douliu sees average daytime highs of 31°C and overnight lows near 25°C, with 359 mm of rain across 21.9 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 7% of the time in July, and the air most often feels miserable.

Daylight stretches from about 13 h 24 min at the start of July to 13 h 06 min by month's end. Set against the rest of the year, July is Douliu's 10th-clearest and 7th-windiest month. For the whole year in context, see Douliu's year-round climate.

Daytime high
31°
1st warmest
Overnight low
25°
12th coldest
Rainfall
359 mm
21.9 wet days
Daylight
13 h 18 min
5:23 AM – 6:43 PM
Cloud cover
77%
10th clearest
Wind
7 km/h
7th windiest
Solar energy
5.3 kWh/m²
Travel score
3.0
out of 10

Douliu is A county-administered city in Yunlin County, Taiwan.

Density
1,152/km²
people per km²
Founded
1981

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical July day in Douliu reaches about 31°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, July runs on par with June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123125
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How July really feels in Douliu

Once humidity and wind are folded in, July averages 31 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
31
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.

Douliu weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 13°569.810.76.8
Feb22° / 14°6611.211.26.5
Mar24° / 16°9812.711.86.6
Apr27° / 20°14714.912.55.7
May29° / 22°24519.213.14.2
Jun31° / 24°31321.313.43.2
Jul31° / 25°35921.913.33.0
Aug31° / 25°44123.912.83.0
Sep30° / 24°26717.912.13.9
Oct29° / 22°1201111.45.8
Nov26° / 19°608.310.97.2
Dec23° / 15°618.910.67.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 17% of July, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32377
42377
52377
62377
72278
82179
92179
102179
112179
122179
132179
142179
152278
162377
172476
182476
192476
202674
212674
222674
232773
242773
252773
262773
272872
282872
292872
302773
312674

Chance of precipitation in July

Any precipitation

Douliu gets around 359 mm of rain over 21.9 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 71% and peaks near 72% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
168
269
369
469
569
669
770
870
970
1071
1171
1272
1372
1472
1572
1672
1772
1872
1972
2072
2172
2272
2372
2472
2572
2672
2772
2872
2972
3072
3172

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the miserable band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14357
24258
34258
44159
54159
64060
74060
84060
94060
104060
113961
123961
133961
143862
153862
163862
173763
183763
193763
203763
213763
223664
233664
243664
253565
263466
273466
283367
293367
303268
313268

Wind in July

Winds average 7 km/h in July.

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
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 24 min at the start of July to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over July. Sunrise moves from 5:18 AM to 5:30 AM, and sunset from 6:45 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:186:45
213.45:186:45
313.45:186:45
413.45:196:45
513.45:196:45
613.45:196:45
713.45:206:45
813.45:206:45
913.45:216:44
1013.45:216:44
1113.45:216:44
1213.45:226:44
1313.45:226:44
1413.45:236:44
1513.35:236:44
1613.35:236:43
1713.35:246:43
1813.35:246:43
1913.35:256:43
2013.35:256:42
2113.35:266:42
2213.35:266:42
2313.25:276:41
2413.25:276:41
2513.25:276:41
2613.25:286:40
2713.25:286:40
2813.25:296:39
2913.25:296:39
3013.15:306:38
3113.15:306:38

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.3 kWh/m².

For context, solar energy here swings from a low near 3.59 kWh/m² to a high of 5.57 kWh/m² in April across the year — July's 5.3 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in July

Hazard calendar for Douliu

In seasonPeak

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

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

Douliu's monsoon runs May–September, when most of the year's rain falls.

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

Is July a good time to visit Douliu?

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

3.0
Sightseeing
11th-best month of the year
4.6
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Douliu.

What to pack for Douliu in July

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

In July, Douliu sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Douliu in July

The nearest coast averages about 29°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 July at about 29°C and coldest in January near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar23Refreshing
Apr25Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov25Warm
Dec23Refreshing

UV index in Douliu 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 Douliu peaks around June 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 17UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr8Very high
May10Very high
Jun12Extreme
Jul10Extreme
Aug11Extreme
Sep9Very high
Oct7Very high
Nov7High
Dec6High

Air quality in Douliu 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 Douliu is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (July, 33 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 1855 µg/m³Jul 1133 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb48Poor
Mar56Unhealthy
Apr50Poor
May41Poor
Jun34Moderate
Jul33Moderate
Aug36Poor
Sep41Poor
Oct38Poor
Nov41Poor
Dec39Poor
Location & terrain

Where is Douliu?

Douliu sits at 23.7°N, 120.5°E, 57 m above sea level, in Taiwan. The nearest listed city is Citong, 7.0 km away.

Topography around Douliu

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

Within 3 km, the terrain around Douliu has only modest variations in elevation — a maximum elevation change of 39 m around an average of 51 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,256 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Douliu is covered by artificial surfaces (39%), trees (33%) and cropland (25%) within 3 km, trees (44%) and cropland (35%) within 16 km, and trees (51%) and water (27%) within 80 km.

3 km
39 m
16 km
1,256 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Citong 7.0 km · Linnei 10 km · Xiluo 13 km · Erlun 15 km · Zhushan 15 km · Tianzhong 17 km · Beidou 18 km · Tianwei 20 km

Taiwan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 220 V · 60 Hz
Happiness
6.7 / 10
World Happiness, 2025
Religion
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

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 Douliu (23.7094°, 120.5433°, elevation 57 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).