Ko Phi Phi weather in July

In July, Ko Phi Phi sees average daytime highs of 29°C and overnight lows near 27°C, with 219 mm of rain across 22.4 wet days and about 12.4 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 8% of the time in July, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of July to 12 h 18 min by month's end. Set against the rest of the year, July is Ko Phi Phi's 8th-clearest and 4th-windiest month. For the whole year in context, see Ko Phi Phi's year-round climate.

Daytime high
29°
6th warmest
Overnight low
27°
9th coldest
Rainfall
219 mm
22.4 wet days
Daylight
12 h 24 min
6:18 AM – 6:43 PM
Cloud cover
82%
8th clearest
Wind
17 km/h
4th windiest
Solar energy
5.1 kWh/m²
Travel score
3.9
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical July day in Ko Phi Phi reaches about 29°C in the afternoon and slips back to 27°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 29°C. Set against its neighbours, July runs on par with June and on par with August.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62927
72927
82927
92927
102927
112927
122927
132927
142927
152927
162927
172927
182927
192927
202927
212927
222927
232927
242927
252927
262927
272927
282927
292927
302927
312927

How July really feels in Ko Phi Phi

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.

Ko Phi Phi weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 26°526.711.66.1
Feb29° / 26°22411.76.3
Mar29° / 27°741011.95.5
Apr29° / 27°13618.712.24.2
May29° / 27°25524.412.33.5
Jun29° / 27°23122.112.43.7
Jul29° / 27°21922.412.43.9
Aug28° / 27°25022.612.33.9
Sep28° / 26°28924.4123.7
Oct28° / 26°30028.111.83.6
Nov28° / 26°21022.811.64.0
Dec28° / 26°9712.411.65.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 8% of July, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51684
61684
71783
81783
91684
101684
111684
121783
131783
141783
151783
161783
171783
181783
191684
201783
211882
221882
231783
241783
251783
261783
271684
281684
291684
301585
311585

Chance of precipitation in July

Any precipitation

Ko Phi Phi gets around 219 mm of rain over 22.4 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 72% and peaks near 75% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
170
271
372
472
573
674
774
875
975
1075
1175
1275
1374
1474
1574
1673
1773
1872
1972
2071
2171
2270
2370
2469
2569
2669
2768
2868
2968
3069
3169

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 79% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11684
21783
31882
41882
51981
61981
72080
82080
92080
102080
112179
122179
132179
142179
152179
162179
172278
182278
192278
202278
212377
222377
232476
242476
252476
262575
272575
282575
292476
302476
312476

Wind in July

Winds average 17 km/h in July.

Across July, daily wind ranges from about 17 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 24 min at the start of July to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over July. Sunrise moves from 6:15 AM to 6:21 AM, and sunset from 6:42 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:156:42
212.46:156:42
312.46:156:42
412.46:166:42
512.46:166:42
612.46:166:42
712.46:166:42
812.46:166:42
912.46:176:43
1012.46:176:43
1112.46:176:43
1212.46:176:43
1312.46:186:43
1412.46:186:43
1512.46:186:43
1612.46:186:43
1712.46:186:43
1812.46:196:43
1912.46:196:43
2012.46:196:43
2112.46:196:43
2212.46:196:43
2312.46:206:43
2412.46:206:42
2512.46:206:42
2612.46:206:42
2712.46:206:42
2812.46:206:42
2912.46:206:42
3012.46:206:42
3112.36:216:41

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.1 kWh/m².

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 6.35 kWh/m² in March across the year — July's 5.1 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in July

Hazard calendar for Ko Phi Phi

In seasonPeak

None of Ko Phi Phi's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Ko Phi Phi sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Cyclone
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Ko Phi Phi?

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

3.9
Sightseeing
7th-best month of the year
4.8
Beach & pool
6th-best month of the year

July is a weaker month for outdoor sightseeing in Ko Phi Phi.

What to pack for Ko Phi Phi in July

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

In July, Ko Phi Phi sees daytime highs around 29°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Ko Phi Phi in July

The nearest coast averages about 30°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 17 km away) is warmest in April at about 30°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Ko Phi Phi in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ko Phi Phi peaks around February 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 13Nov 22UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec10Extreme

Air quality in Ko Phi Phi 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 Ko Phi Phi is worst in April — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodModerateApr 1115 µg/m³Aug 2011 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar15Moderate
Apr16Moderate
May13Moderate
Jun13Moderate
Jul13Moderate
Aug11Good
Sep12Moderate
Oct12Good
Nov12Good
Dec13Moderate
Location & terrain

Where is Ko Phi Phi?

Ko Phi Phi sits at 7.7°N, 98.8°E, 0 m above sea level, in Thailand. The nearest listed city is Ao Nang, 34 km away.

Topography around Ko Phi Phi

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

Within 3 km, the terrain around Ko Phi Phi has only modest variations in elevation — a maximum elevation change of 229 m around an average of 20 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 229 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,369 m.

The land around Ko Phi Phi is covered by water (73%) and trees (24%) within 3 km, water (99%) within 16 km, and water (65%) and trees (30%) within 80 km.

3 km
229 m
16 km
229 m
80 km
1,369 m
treesgrasslandartificial surfaceswatermangroves
July weather nearby: Ao Nang 34 km · Krabi 40 km · Ban Ko Sire 42 km · Ko Lanta 42 km · Ban Talat Yai 44 km · Phuket 44 km · Ban Ratsada 45 km · Ban Talat Nua 45 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 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 Ko Phi Phi (7.7404°, 98.772°, elevation 0 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).