Lom Sak weather in April

In April, Lom Sak sees average daytime highs of 35°C and overnight lows near 24°C, with 40 mm of rain across 7.3 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 42% 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 36 min by month's end. Set against the rest of the year, April is Lom Sak's 6th-clearest and 9th-windiest month. For the whole year in context, see Lom Sak's year-round climate.

Daytime high
35°
1st warmest
Overnight low
24°
7th coldest
Rainfall
40 mm
7.3 wet days
Daylight
12 h 24 min
6:04 AM – 6:27 PM
Cloud cover
52%
6th clearest
Wind
5 km/h
9th windiest
Solar energy
6.12 kWh/m²
Travel score
2.8
out of 10

Lom Sak is town in Lom Sak district, Phetchabun 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 35°C through the month.

A typical April day in Lom Sak reaches about 35°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°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°151015202530
Avg high (°C)Avg low (°C)
13423
23423
33423
43523
53523
63523
73523
83523
93523
103523
113523
123523
133524
143524
153524
163524
173524
183524
193524
203524
213524
223524
233524
243524
253524
263524
273524
283524
293524
303524

How April really feels in Lom Sak

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
20 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.

Lom Sak 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
Jan31° / 18°92.111.15.7
Feb32° / 19°111.811.44.8
Mar34° / 21°274.211.93.7
Apr35° / 24°407.312.42.8
May34° / 25°11216.712.82.5
Jun33° / 25°10816.8132.8
Jul32° / 24°13618.712.93.1
Aug31° / 24°16921.812.63.1
Sep31° / 24°15819.412.13.3
Oct32° / 23°699.611.64.2
Nov32° / 21°17211.25.1
Dec30° / 18°91.2116.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 39%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17030
27030
37030
47030
56931
66931
76832
86733
96733
106535
116535
126436
136436
146238
156238
166139
176139
185941
195941
205842
215743
225644
235545
245446
255446
265347
275149
285050
294852
304753

Chance of precipitation in April

Any precipitation

Lom Sak gets around 40 mm of rain over 7.3 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 25% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
120
219
319
419
519
620
720
821
921
1021
1122
1222
1322
1423
1523
1624
1724
1825
1926
2026
2127
2228
2328
2429
2529
2630
2731
2832
2933
3034

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 70% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11638541
21537561
31536571
41436581
51435591
61434592
70433612
80332632
90331642
100329662
110328672
120327682
130226693
140225703
150223723
160222733
170221743
180220753
190219763
200218773
210217783
220217783
230216793
240216793
250216793
260215794
270215794
280214804
290214795
300113806

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over April. Sunrise moves from 6:15 AM to 5:55 AM, and sunset from 6:24 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:156:24
212.26:156:24
312.26:146:24
412.26:136:24
512.26:126:25
612.26:116:25
712.26:116:25
812.36:106:25
912.36:096:25
1012.36:086:25
1112.36:086:26
1212.36:076:26
1312.36:066:26
1412.36:056:26
1512.46:056:26
1612.46:046:27
1712.46:036:27
1812.46:026:27
1912.46:026:27
2012.46:016:27
2112.56:006:28
2212.56:006:28
2312.55:596:28
2412.55:586:28
2512.55:586:29
2612.55:576:29
2712.55:576:29
2812.65:566:29
2912.65:556:30
3012.65:556:30

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.12 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.84 kWh/m² to a high of 6.12 kWh/m² in April across the year — April's 6.12 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.0Intense
246.0Intense
256.0Bright
266.0Bright
275.9Bright
285.9Bright
295.9Bright
305.8Bright
Planning a trip in April

Hazard calendar for Lom Sak

In seasonPeak

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

Lom Sak's rainy season runs May–September, 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 Lom Sak?

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

2.8
Sightseeing
10th-best month of the year
5.9
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Lom Sak.

What to pack for Lom Sak in April

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

In April, Lom Sak sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Lom Sak 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 Lom Sak peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 13UV 13Dec 12UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr11Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Lom Sak 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 Lom Sak is worst in March — around 49 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (June, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1648 µg/m³Jun 2319 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb42Poor
Mar49Poor
Apr40Poor
May26Moderate
Jun19Moderate
Jul19Moderate
Aug19Moderate
Sep20Moderate
Oct22Moderate
Nov21Moderate
Dec24Moderate
Location & terrain

Where is Lom Sak?

Lom Sak sits at 16.8°N, 101.2°E, 147 m above sea level, in Thailand. The nearest listed city is Phetchabun, 41 km away.

Kaset SombunLoeiChum Phae

Topography around Lom Sak

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

Within 3 km, the terrain around Lom Sak has only modest variations in elevation — a maximum elevation change of 22 m around an average of 146 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 848 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,744 m.

The land around Lom Sak is covered by cropland (53%) and trees (29%) within 3 km, trees (53%) and cropland (38%) within 16 km, and trees (73%) within 80 km.

3 km
22 m
16 km
848 m
80 km
1,744 m
treesgrasslandcroplandartificial surfaces
April weather nearby: Phetchabun 41 km · Phu Kradueng 69 km · Chon Daen 77 km · Wang Saphung 81 km · Nong Phai 90 km · Kaset Sombun 94 km · Loei 94 km · Chum Phae 95 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 Lom Sak (16.7798°, 101.2422°, elevation 147 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).