Sam Phran weather in April

In April, Sam Phran sees average daytime highs of 36°C and overnight lows near 27°C, with 75 mm of rain across 10.4 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 36°C through the month. The sky is clear or mostly clear about 37% 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 Sam Phran's 5th-clearest and 2nd-windiest month. For the whole year in context, see Sam Phran's year-round climate.

Daytime high
36°
1st warmest
Overnight low
27°
11th coldest
Rainfall
75 mm
10.4 wet days
Daylight
12 h 18 min
6:10 AM – 6:29 PM
Cloud cover
54%
5th clearest
Wind
10 km/h
2nd windiest
Solar energy
6.26 kWh/m²
Travel score
2.2
out of 10

Sam Phran is town in Nakhon Pathom province, Thailand.

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 36°C through the month.

A typical April day in Sam Phran reaches about 36°C in the afternoon and slips back to 27°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 38°C. Set against its neighbours, April runs about 1°C warmer than March and on par with May.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13527
23527
33527
43527
53527
63527
73527
83527
93527
103527
113527
123627
133627
143627
153627
163627
173628
183628
193628
203628
213628
223628
233628
243628
253628
263628
273628
283628
293628
303628

How April really feels in Sam Phran

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.

Sam Phran 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° / 22°152.511.35.0
Feb33° / 24°132.711.54.3
Mar34° / 26°46711.93.2
Apr36° / 27°7510.412.32.2
May35° / 27°14421.712.61.8
Jun34° / 27°13822.712.82.0
Jul33° / 27°1412312.72.2
Aug33° / 26°15524.212.52.1
Sep33° / 26°24525.512.12.2
Oct32° / 25°21021.111.72.9
Nov32° / 24°496.811.44.2
Dec32° / 23°112.211.25.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% 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 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16238
26238
36238
46139
56040
66040
75941
85941
95842
105743
115743
125743
135743
145743
155743
165743
175743
185644
195743
205644
215644
225545
235644
245545
255446
265248
275149
284951
294753
304654

Chance of precipitation in April

Any precipitation

Sam Phran gets around 75 mm of rain over 10.4 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 36% and peaks near 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
130
230
330
430
530
630
730
830
930
1030
1130
1230
1330
1431
1531
1632
1733
1834
1935
2036
2137
2239
2340
2442
2543
2645
2747
2848
2950
3052

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 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1123067
2123067
3122968
4122968
5122869
6022870
7022771
8022771
9022771
10022771
11022672
12022672
13022573
14022573
15022573
16022474
17012475
18012376
19012376
20012277
21012277
22012178
23012079
24002080
25001981
26001981
27001882
28001882
29001882
30001783

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
229calm
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 6:20 AM to 6:02 AM, and sunset from 6:27 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:206:27
212.16:206:27
312.16:196:27
412.26:186:27
512.26:186:28
612.26:176:28
712.26:166:28
812.26:156:28
912.26:156:28
1012.26:146:28
1112.26:136:28
1212.36:136:28
1312.36:126:28
1412.36:116:28
1512.36:116:28
1612.36:106:29
1712.36:106:29
1812.36:096:29
1912.36:086:29
2012.46:086:29
2112.46:076:29
2212.46:076:29
2312.46:066:29
2412.46:056:30
2512.46:056:30
2612.46:046:30
2712.46:046:30
2812.46:036:30
2912.56:036:30
3012.56:026:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.26 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.26 kWh/m² in April across the year — April's 6.26 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.1Intense
276.1Intense
286.1Intense
296.0Intense
306.0Intense
Planning a trip in April

Hazard calendar for Sam Phran

In seasonPeak

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

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

Sam Phran'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 April a good time to visit Sam Phran?

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

2.2
Sightseeing
7th-best month of the year
5.1
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Sam Phran.

What to pack for Sam Phran in April

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

In April, Sam Phran sees daytime highs around 36°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near Sam Phran 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 40 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
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Sam Phran 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 Sam Phran peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 8 (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 13Nov 21UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct9Very high
Nov8Very high
Dec8Very high

Air quality in Sam Phran 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 Sam Phran is worst in January — around 114 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (August, 46 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJan 15112 µg/m³Aug 1046 µg/m³
PM2.5 (µg/m³)Level
Jan114Unhealthy
Feb97Unhealthy
Mar69Unhealthy
Apr62Unhealthy
May54Poor
Jun46Poor
Jul47Poor
Aug46Poor
Sep60Unhealthy
Oct87Unhealthy
Nov101Unhealthy
Dec102Unhealthy
Location & terrain

Where is Sam Phran?

Sam Phran sits at 13.7°N, 100.2°E, 7 m above sea level, in Thailand. The nearest listed city is Krathum Baen, 9.0 km away.

Topography around Sam Phran

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

Within 3 km, the terrain around Sam Phran has only modest variations in elevation — a maximum elevation change of 11 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 27 m; within 80 km, large variations in elevation — a maximum elevation change of 641 m.

The land around Sam Phran is covered by trees (53%) and artificial surfaces (31%) within 3 km, trees (44%) and artificial surfaces (22%) within 16 km, and cropland (34%), water (24%) and trees (20%) within 80 km.

3 km
11 m
16 km
27 m
80 km
641 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Krathum Baen 9.0 km · Nong Khaem 15 km · Bang Bon Nuea 18 km · Bang Phai 19 km · Thawi Watthana 19 km · Bang Khae Nuea 19 km · Bangbontai 19 km · Ban Phaeo 19 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 Sam Phran (13.727°, 100.2153°, 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).