Chon Buri weather in April

In April, Chon Buri sees average daytime highs of 34°C and overnight lows near 27°C, with 90 mm of rain across 14.1 wet days and about 12.3 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 34% of the time in April, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 30 min by month's end. Set against the rest of the year, April is Chon Buri's 5th-clearest and 6th-windiest month. For the whole year in context, see Chon Buri's year-round climate.

Daytime high
34°
1st warmest
Overnight low
27°
10th coldest
Rainfall
90 mm
14.1 wet days
Daylight
12 h 18 min
6:07 AM – 6:25 PM
Cloud cover
57%
5th clearest
Wind
10 km/h
6th windiest
Solar energy
5.98 kWh/m²
Travel score
2.8
out of 10

Chon Buri is town in Chonburi Province, Thailand.

Air quality
Elevated
PM2.5 20.7 µg/m³ · 2019
Density
47,957/km²
people per km²

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical April day in Chon Buri reaches about 34°C in the afternoon and slips back to 27°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 36°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13426
23426
33426
43427
53427
63427
73427
83427
93427
103427
113427
123427
133427
143427
153427
163427
173427
183427
193427
203427
213427
223427
233427
243427
253427
263427
273427
283427
293427
303427

How April really feels in Chon Buri

Once humidity and wind are folded in, April averages 30 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
30
30 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Chon Buri weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°224.711.34.8
Feb32° / 24°235.111.64.3
Mar33° / 26°5810.711.93.5
Apr34° / 27°9014.112.32.8
May33° / 27°14521.312.62.4
Jun33° / 27°12320.912.82.6
Jul32° / 27°13322.512.72.7
Aug32° / 27°13623.312.42.7
Sep31° / 26°23225.112.12.5
Oct31° / 25°19521.711.73.1
Nov32° / 24°447.111.44.3
Dec31° / 23°122.711.25.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
25941
35842
45842
55743
65644
75644
85545
95446
105446
115446
125347
135347
145446
155446
165347
175347
185248
195248
205149
215248
225149
235050
244951
254951
264753
274654
284456
294357
304060

Chance of precipitation in April

Any precipitation

Chon Buri gets around 90 mm of rain over 14.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
144
243
343
443
543
644
744
844
943
1043
1143
1243
1343
1442
1543
1643
1744
1844
1945
2046
2147
2249
2350
2451
2552
2654
2755
2856
2957
3059

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the miserable band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1122176
2122077
3121978
4121978
5121879
6121879
7121780
8121780
9021682
10011683
11011584
12011584
13011584
14011485
15011485
16011386
17011386
18011386
19011287
20011287
21011188
22001189
23001090
24001090
2500991
2600991
2700991
2800892
2900892
3000892

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
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
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over April. Sunrise moves from 6:17 AM to 6:00 AM, and sunset from 6:24 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:176:24
212.16:176:24
312.16:166:24
412.16:156:24
512.26:156:24
612.26:146:24
712.26:136:24
812.26:136:25
912.26:126:25
1012.26:116:25
1112.26:116:25
1212.26:106:25
1312.36:096:25
1412.36:096:25
1512.36:086:25
1612.36:076:25
1712.36:076:25
1812.36:066:25
1912.36:066:26
2012.36:056:26
2112.46:046:26
2212.46:046:26
2312.46:036:26
2412.46:036:26
2512.46:026:26
2612.46:026:27
2712.46:016:27
2812.46:016:27
2912.46:006:27
3012.56:006:27

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.98 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 5.98 kWh/m² in April across the year — April's 5.98 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Bright
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Bright
206.0Bright
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in April

Hazard calendar for Chon Buri

In seasonPeak

In April, Chon Buri sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

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

Chon Buri's rainy season runs May–October, 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 April a good time to visit Chon Buri?

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

2.8
Sightseeing
7th-best month of the year
5.5
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Chon Buri.

What to pack for Chon Buri in April

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

In April, Chon Buri sees daytime highs around 34°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Chon Buri in April

The nearest coast averages about 30°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in May at about 31°C and coldest in January near 27°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
Jan27Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Chon Buri in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Chon Buri peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 14Dec 17UV 9
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Very high
Nov9Very high
Dec9Very high

Air quality in Chon Buri in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Chon Buri is worst in January — around 29 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (June, 14 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Chon Buri's WHO annual average of 20.7 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 2328 µg/m³Jun 2015 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb28Moderate
Mar23Moderate
Apr20Moderate
May17Moderate
Jun14Moderate
Jul15Moderate
Aug15Moderate
Sep20Moderate
Oct24Moderate
Nov22Moderate
Dec20Moderate
Location & terrain

Where is Chon Buri?

Chon Buri sits at 13.4°N, 101.0°E, 8 m above sea level, in Thailand. The nearest listed city is Ban Ang Sila, 6.0 km away.

Topography around Chon Buri

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

Within 3 km, the terrain around Chon Buri has only modest variations in elevation — a maximum elevation change of 115 m around an average of 11 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 891 m; within 80 km, large variations in elevation — a maximum elevation change of 874 m.

The land around Chon Buri is covered by artificial surfaces (51%) and water (30%) within 3 km, water (38%), artificial surfaces (23%) and trees (22%) within 16 km, and trees (34%) and water (30%) within 80 km.

3 km
115 m
16 km
891 m
80 km
874 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
April weather nearby: Ban Ang Sila 6.0 km · Ban Bueng 15 km · Phan Thong 17 km · Bang Pakong 20 km · Si Racha 22 km · Phanat Nikhom 24 km · Bang Bo District 30 km · Ban Talat Bueng 32 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 Chon Buri (13.3622°, 100.9835°, elevation 8 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).