Chanthaburi weather in July

In July, Chanthaburi sees average daytime highs of 29°C and overnight lows near 27°C, with 369 mm of rain across 29.6 wet days and about 12.7 hours of daylight. It is the 8th-warmest and 2nd-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 2% of the time in July, and the air most often feels miserable.

Daylight stretches from about 12 h 42 min at the start of July to 12 h 36 min by month's end. Set against the rest of the year, July is Chanthaburi's 9th-clearest and 2nd-windiest month. For the whole year in context, see Chanthaburi's year-round climate.

Daytime high
29°
8th warmest
Overnight low
27°
9th coldest
Rainfall
369 mm
29.6 wet days
Daylight
12 h 42 min
5:57 AM – 6:37 PM
Cloud cover
89%
9th clearest
Wind
13 km/h
2nd windiest
Solar energy
4.5 kWh/m²
Travel score
2.8
out of 10

Chanthaburi is town in Chanthaburi province, Thailand.

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 29°C through the month.

A typical July day in Chanthaburi reaches about 29°C in the afternoon and slips back to 27°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, July runs on par with June and on par with August.

25°28°30°33°35°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 Chanthaburi

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.

Chanthaburi weather by month

How July compares with the rest of the year at a glance. July is the 8th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°296.311.36.1
Feb29° / 25°338.211.65.7
Mar30° / 26°8515.111.94.7
Apr30° / 27°12218.812.33.8
May30° / 27°32028.212.62.8
Jun30° / 27°38428.412.72.8
Jul29° / 27°36929.612.72.8
Aug29° / 27°32829.212.42.9
Sep29° / 26°36328.812.12.9
Oct30° / 26°2382311.73.5
Nov30° / 25°46811.45.2
Dec30° / 24°163.211.36.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 5% of July, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3892
4793
5793
6892
7892
8892
9892
10892
11892
12892
13892
14892
15892
16892
17892
18892
19793
20793
21694
22595
23595
24496
25496
26496
27397
28397
29397
30397
31397

Chance of precipitation in July

Any precipitation

Chanthaburi gets around 369 mm of rain over 29.6 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 95% and peaks near 96% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
196
296
396
496
596
696
796
896
995
1095
1195
1295
1395
1495
1595
1695
1795
1895
1995
2095
2195
2295
2395
2495
2595
2696
2796
2896
2996
3095
3195

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 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
10100
20100
30100
40100
50100
60100
70100
80100
90100
100100
110100
120100
13199
14199
15199
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
290100
300100
310100

Wind in July

Winds average 13 km/h in July.

Across July, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3115light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 42 min at the start of July to 12 h 36 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 5:53 AM to 6:01 AM, and sunset from 6:37 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:536:37
212.75:536:37
312.75:536:37
412.75:546:37
512.75:546:37
612.75:546:37
712.75:546:37
812.75:556:38
912.75:556:38
1012.75:556:38
1112.75:566:38
1212.75:566:38
1312.75:566:38
1412.75:566:38
1512.75:576:38
1612.75:576:37
1712.75:576:37
1812.75:576:37
1912.75:586:37
2012.75:586:37
2112.65:586:37
2212.65:586:37
2312.65:596:37
2412.65:596:36
2512.65:596:36
2612.65:596:36
2712.66:006:36
2812.66:006:36
2912.66:006:35
3012.66:006:35
3112.66:016:35

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.5 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 5.89 kWh/m² in April across the year — July's 4.5 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
314.3Bright
Planning a trip in July

Hazard calendar for Chanthaburi

In seasonPeak

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

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

Chanthaburi's monsoon runs May–October, 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 Chanthaburi?

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

2.8
Sightseeing
10th-best month of the year
3.7
Beach & pool
11th-best month of the year

July is a weaker month for outdoor sightseeing in Chanthaburi.

What to pack for Chanthaburi in July

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

In July, Chanthaburi sees daytime highs around 29°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 30 days see rain.

light clothesrain gearsun protection

Sea temperature near Chanthaburi 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 25 km away) is warmest in May at about 31°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
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Chanthaburi in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chanthaburi peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 16UV 14Nov 23UV 9
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Chanthaburi 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 Chanthaburi is worst in February — around 32 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (August, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1631 µg/m³Aug 1714 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb32Moderate
Mar27Moderate
Apr22Moderate
May16Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep15Moderate
Oct18Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Chanthaburi?

Chanthaburi sits at 12.6°N, 102.1°E, 7 m above sea level, in Thailand. The nearest listed city is Tha Mai, 11 km away.

Topography around Chanthaburi

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

Within 3 km, the terrain around Chanthaburi has only modest variations in elevation — a maximum elevation change of 38 m around an average of 8 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 937 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,596 m.

The land around Chanthaburi is covered by trees (45%) and artificial surfaces (33%) within 3 km, trees (64%) within 16 km, and trees (58%) and water (29%) within 80 km.

3 km
38 m
16 km
937 m
80 km
1,596 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
July weather nearby: Tha Mai 11 km · Laem Sing 15 km · Khao Saming 46 km · Klaeng 53 km · Laem Ngop 58 km · Trat 60 km · Pailin 61 km · Ko Chang 66 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 Chanthaburi (12.6096°, 102.1045°, elevation 7 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).