Phetchaburi weather in April

In April, Phetchaburi sees average daytime highs of 32°C and overnight lows near 28°C, with 53 mm of rain across 8.7 wet days and about 12.3 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 40% 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 24 min by month's end. Set against the rest of the year, April is Phetchaburi's 5th-clearest and 2nd-windiest month. For the whole year in context, see Phetchaburi's year-round climate.

Daytime high
32°
1st warmest
Overnight low
28°
11th coldest
Rainfall
53 mm
8.7 wet days
Daylight
12 h 18 min
6:12 AM – 6:29 PM
Cloud cover
51%
5th clearest
Wind
13 km/h
2nd windiest
Solar energy
6.36 kWh/m²
Travel score
4.1
out of 10

Phetchaburi is town in Phetchaburi province, Thailand.

Density
8,630/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 32°C through the month.

A typical April day in Phetchaburi reaches about 32°C in the afternoon and slips back to 28°C overnight — a 5°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, April runs about 1°C warmer than March and on par with May.

25°28°30°33°35°151015202530
Avg high (°C)Avg low (°C)
13227
23227
33227
43227
53227
63227
73227
83227
93227
103227
113227
123227
133228
143228
153228
163228
173228
183228
193228
203228
213228
223228
233228
243228
253228
263228
273228
283228
293228
303228

How April really feels in Phetchaburi

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
12 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.

Phetchaburi weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°142.311.36.9
Feb30° / 25°91.811.66.4
Mar31° / 26°42511.95.3
Apr32° / 28°538.712.34.1
May32° / 28°9317.212.63.1
Jun32° / 27°6615.412.83.2
Jul31° / 27°8317.112.73.3
Aug31° / 27°9118.712.43.4
Sep30° / 26°15120.912.13.2
Oct30° / 26°24822.611.73.7
Nov30° / 25°637.711.45.5
Dec29° / 24°142.111.26.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26733
36733
46634
56535
66436
76337
86238
96139
106139
116040
125941
135941
146139
156139
166139
176139
186040
196040
206040
216040
225941
235941
245743
255644
265545
275248
285149
294951
304654

Chance of precipitation in April

Any precipitation

Phetchaburi gets around 53 mm of rain over 8.7 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 29% and peaks near 44% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
123
223
323
424
524
624
724
825
925
1025
1125
1225
1325
1426
1526
1626
1727
1828
1929
2030
2131
2232
2333
2434
2536
2637
2739
2841
2942
3044

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 55% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1126037
2125938
3125839
4125740
5125542
6025543
7025444
8025246
9025147
10024948
11024850
12024652
13024553
14024454
15024256
16024157
17024058
18023959
19013861
20013762
21013663
22013564
23013465
24013465
25003367
26003268
27003169
28003169
29003070
30003070

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over April. Sunrise moves from 6:22 AM to 6:04 AM, and sunset from 6:28 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:226:28
212.16:216:28
312.16:206:28
412.16:206:28
512.26:196:28
612.26:186:28
712.26:176:29
812.26:176:29
912.26:166:29
1012.26:156:29
1112.26:156:29
1212.26:146:29
1312.36:146:29
1412.36:136:29
1512.36:126:29
1612.36:126:29
1712.36:116:29
1812.36:106:29
1912.36:106:30
2012.36:096:30
2112.46:096:30
2212.46:086:30
2312.46:086:30
2412.46:076:30
2512.46:076:30
2612.46:066:30
2712.46:066:31
2812.46:056:31
2912.46:056:31
3012.46:046:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.36 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.36 kWh/m² in April across the year — April's 6.36 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
Planning a trip in April

Hazard calendar for Phetchaburi

In seasonPeak

In April, Phetchaburi sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

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

Phetchaburi's monsoon runs September–October, when most of the year's rain falls.

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

Is April a good time to visit Phetchaburi?

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

4.1
Sightseeing
6th-best month of the year
6.6
Beach & pool
6th-best month of the year

April is a reasonable time to visit Phetchaburi for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Phetchaburi in April

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

In April, Phetchaburi sees daytime highs around 32°C and nights near 28°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near Phetchaburi 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 at the nearest coast (about 20 km away) 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
Feb28Warm
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Phetchaburi 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 Phetchaburi peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 14Jan 1UV 9
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar13Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov9Very high
Dec9Very high

Air quality in Phetchaburi 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 Phetchaburi is worst in February — around 34 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (August, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 2234 µg/m³Aug 2014 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb34Moderate
Mar34Moderate
Apr31Moderate
May19Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep14Moderate
Oct22Moderate
Nov27Moderate
Dec29Moderate
Location & terrain

Where is Phetchaburi?

Phetchaburi sits at 13.1°N, 99.9°E, 7 m above sea level, in Thailand. The nearest listed city is Tha Yang, 18 km away.

Topography around Phetchaburi

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

Within 3 km, the terrain around Phetchaburi has only modest variations in elevation — a maximum elevation change of 102 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 246 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,232 m.

The land around Phetchaburi is covered by artificial surfaces (40%), trees (29%) and cropland (21%) within 3 km, cropland (46%) within 16 km, and trees (44%) and water (34%) within 80 km.

3 km
102 m
16 km
246 m
80 km
1,232 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
April weather nearby: Tha Yang 18 km · Khao Yoi 19 km · Samut Songkhram 34 km · Cha-am 35 km · Damnoen Saduak 45 km · Ratchaburi 49 km · Ban Phaeo 56 km · Samut Sakhon 60 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 Phetchaburi (13.1119°, 99.9447°, 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).