Suphan Buri weather in April

In April, Suphan Buri sees average daytime highs of 38°C and overnight lows near 27°C, with 83 mm of rain across 13.3 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 38°C through the month. The sky is clear or mostly clear about 34% of the time in April, and the air most often feels oppressive.

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 Suphan Buri's 6th-clearest and 8th-windiest month. For the whole year in context, see Suphan Buri's year-round climate.

Daytime high
38°
1st warmest
Overnight low
27°
11th coldest
Rainfall
83 mm
13.3 wet days
Daylight
12 h 18 min
6:10 AM – 6:29 PM
Cloud cover
55%
6th clearest
Wind
9 km/h
8th windiest
Solar energy
6.28 kWh/m²
Travel score
1.1
out of 10

Suphan Buri is town in Suphan Buri 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 38°C through the month.

A typical April day in Suphan Buri reaches about 38°C in the afternoon and slips back to 27°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 41°C. Set against its neighbours, April runs about 1°C warmer than March and about 1°C warmer than May.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13726
23727
33727
43727
53727
63727
73827
83827
93827
103827
113827
123827
133827
143827
153827
163827
173827
183827
193827
203827
213827
223827
233827
243827
253827
263827
273727
283727
293727
303727

How April really feels in Suphan 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.

Suphan 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
Jan33° / 22°132.711.24.4
Feb35° / 23°142.611.53.2
Mar37° / 26°427.711.91.9
Apr38° / 27°8313.312.31.1
May36° / 27°14520.712.71.3
Jun35° / 27°12020.412.81.6
Jul34° / 27°12520.812.81.9
Aug34° / 26°1422212.52.0
Sep34° / 26°23624.212.12.0
Oct33° / 25°18219.411.72.9
Nov33° / 24°396.111.33.9
Dec32° / 22°121.711.24.8

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 22% 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 (%)
16535
26535
36535
46436
56337
66337
76238
86139
96040
105941
115842
125743
135743
145644
155644
165545
175545
185545
195446
205446
215347
225347
235248
245248
255149
264951
274951
284852
294654
304555

Chance of precipitation in April

Any precipitation

Suphan Buri gets around 83 mm of rain over 13.3 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 45% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
137
238
338
438
538
639
739
840
940
1040
1141
1241
1341
1442
1542
1643
1744
1845
1946
2047
2148
2249
2350
2451
2552
2653
2754
2855
2956
3057

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13116719
23106720
33106621
43116422
53116224
63116125
73106027
83105829
93105730
103105631
113105433
12395434
13395335
14395236
15285436
16285337
17275338
18275239
19265240
20265141
21255142
22155143
23155044
24155045
25144946
26044847
27044748
28044649
29044551
30044452

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 6:21 AM to 6:02 AM, and sunset from 6:28 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:216:28
212.16:206:28
312.16:196:28
412.26:186:28
512.26:186:28
612.26:176:28
712.26:166:28
812.26:156:28
912.26:156:29
1012.26:146:29
1112.36:136:29
1212.36:136:29
1312.36:126:29
1412.36:116:29
1512.36:116:29
1612.36:106:29
1712.36:096:30
1812.36:096:30
1912.46:086:30
2012.46:076:30
2112.46:076:30
2212.46:066:30
2312.46:066:30
2412.46:056:31
2512.46:056:31
2612.56:046:31
2712.56:036:31
2812.56:036:31
2912.56:026:32
3012.56:026:32

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.28 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.28 kWh/m² in April across the year — April's 6.28 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
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
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in April

Hazard calendar for Suphan Buri

In seasonPeak

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

Suphan Buri's rainy season runs May–October, when most of the year's rain falls.

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

Is April a good time to visit Suphan Buri?

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

1.1
Sightseeing
12th-best month of the year
3.6
Beach & pool
11th-best month of the year

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

What to pack for Suphan Buri in April

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

In April, Suphan Buri sees daytime highs around 38°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Suphan Buri in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Suphan Buri peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 23UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Suphan 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 Suphan Buri is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 2.7× the cleanest month (June, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModerateMar 1356 µg/m³Jun 2221 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb53Poor
Mar57Unhealthy
Apr43Poor
May30Moderate
Jun21Moderate
Jul22Moderate
Aug22Moderate
Sep26Moderate
Oct33Moderate
Nov32Moderate
Dec33Moderate
Location & terrain

Where is Suphan Buri?

Suphan Buri sits at 14.5°N, 100.1°E, 12 m above sea level, in Thailand. The nearest listed city is Phak Hai, 27 km away.

Topography around Suphan Buri

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

Within 3 km, the terrain around Suphan Buri has only modest variations in elevation — a maximum elevation change of 12 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 25 m; within 80 km, large variations in elevation — a maximum elevation change of 663 m.

The land around Suphan Buri is covered by artificial surfaces (35%), trees (30%) and cropland (24%) within 3 km, cropland (70%) within 16 km, and cropland (70%) within 80 km.

3 km
12 m
16 km
25 m
80 km
663 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Phak Hai 27 km · Wiset Chaichan 27 km · Bang Ban 41 km · Bang Len 51 km · Ayutthaya 51 km · Bang Racham 51 km · Nakhon Luang 52 km · Sing Buri 55 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 Suphan Buri (14.4742°, 100.1222°, elevation 12 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. 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).