Saraburi weather in May

In May, Saraburi sees average daytime highs of 34°C and overnight lows near 26°C, with 145 mm of rain across 21.2 wet days and about 12.7 hours of daylight. It is the 3rd-warmest and 6th-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 9% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 48 min by month's end. Set against the rest of the year, May is Saraburi's 8th-clearest and 5th-windiest month. For the whole year in context, see Saraburi's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
26°
12th coldest
Rainfall
145 mm
21.2 wet days
Daylight
12 h 42 min
5:52 AM – 6:33 PM
Cloud cover
80%
8th clearest
Wind
9 km/h
5th windiest
Solar energy
5.39 kWh/m²
Travel score
2.1
out of 10

Saraburi is town in Saraburi province, Thailand.

Air quality
Elevated
PM2.5 23 µg/m³ · 2019

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in Saraburi reaches about 34°C in the afternoon and slips back to 26°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13526
23526
33526
43526
53526
63526
73526
83426
93426
103426
113426
123426
133426
143426
153426
163426
173426
183426
193426
203426
213426
223426
233426
243426
253426
263326
273326
283326
293326
303326
313326

How May really feels in Saraburi

Once humidity and wind are folded in, May averages 31 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
31
31 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Saraburi weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°102.611.25.0
Feb33° / 23°153.211.54.1
Mar34° / 25°457.511.93.1
Apr35° / 26°7612.712.32.3
May34° / 26°14521.212.72.1
Jun33° / 26°17923.412.82.3
Jul32° / 25°20325.112.82.5
Aug32° / 25°21926.412.52.5
Sep31° / 25°2752612.12.5
Oct31° / 24°17118.911.73.4
Nov32° / 23°365.911.34.7
Dec31° / 21°81.711.25.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 81%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
23961
33763
43565
53466
63169
72971
82773
92575
102476
112278
122080
131981
141783
151585
161585
171387
181387
191189
201189
211189
221090
231090
241090
25991
26991
27991
28991
29991
30892
31892

Chance of precipitation in May

Any precipitation

Saraburi gets around 145 mm of rain over 21.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 68% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
154
255
356
457
558
659
760
861
962
1064
1165
1267
1368
1469
1570
1671
1771
1872
1973
2073
2174
2274
2375
2475
2575
2675
2775
2875
2976
3076
3176

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
114455
214257
314158
414059
513960
613861
713762
803664
903565
1003367
1103268
1203169
1302971
1402872
1502773
1602674
1702575
1802377
1902278
2002179
2102179
2202080
2301981
2401981
2501882
2601882
2701882
2801783
2901783
3001783
3101684

Wind in May

Winds average 9 km/h in May.

Across May, 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.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over May. Sunrise moves from 5:58 AM to 5:50 AM, and sunset from 6:29 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:586:29
212.55:586:29
312.55:576:29
412.55:576:30
512.65:566:30
612.65:566:30
712.65:556:30
812.65:556:31
912.65:556:31
1012.65:546:31
1112.65:546:31
1212.65:546:32
1312.65:536:32
1412.75:536:32
1512.75:536:32
1612.75:526:33
1712.75:526:33
1812.75:526:33
1912.75:526:34
2012.75:516:34
2112.75:516:34
2212.75:516:35
2312.75:516:35
2412.75:516:35
2512.75:516:35
2612.85:506:36
2712.85:506:36
2812.85:506:36
2912.85:506:37
3012.85:506:37
3112.85:506:37

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.39 kWh/m².

For context, solar energy here swings from a low near 4.35 kWh/m² to a high of 6.04 kWh/m² in April across the year — May's 5.39 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in May

Hazard calendar for Saraburi

In seasonPeak

In May, Saraburi sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Saraburi's monsoon runs May–October, when most of the year's rain falls.

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

Is May a good time to visit Saraburi?

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

2.1
Sightseeing
12th-best month of the year
4.3
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Saraburi.

What to pack for Saraburi in May

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

In May, Saraburi sees daytime highs around 34°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Saraburi in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saraburi peaks around August 14 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 highExtremeExtremeVery highAug 14UV 13Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May10Very high
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Saraburi in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Saraburi is worst in February — around 32 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 18 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Saraburi's WHO annual average of 23 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1732 µg/m³Dec 1019 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb32Moderate
Mar30Moderate
Apr26Moderate
May22Moderate
Jun19Moderate
Jul19Moderate
Aug19Moderate
Sep21Moderate
Oct22Moderate
Nov19Moderate
Dec18Moderate
Location & terrain

Where is Saraburi?

Saraburi sits at 14.5°N, 100.9°E, 22 m above sea level, in Thailand. The nearest listed city is Kaeng Khoi, 11 km away.

Topography around Saraburi

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

Within 3 km, the terrain around Saraburi has only modest variations in elevation — a maximum elevation change of 119 m around an average of 19 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 321 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,364 m.

The land around Saraburi is covered by artificial surfaces (41%) and trees (38%) within 3 km, cropland (48%) and trees (35%) within 16 km, and cropland (53%) and trees (35%) within 80 km.

3 km
119 m
16 km
321 m
80 km
1,364 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Kaeng Khoi 11 km · Tha Ruea 21 km · Nong Khae 22 km · Ban Mo 22 km · Phra Phutthabat 25 km · Nakhon Luang 34 km · Wang Noi 40 km · Lop Buri 41 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 Saraburi (14.5333°, 100.9167°, elevation 22 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).