Nong Bua Lamphu weather in May

In May, Nong Bua Lamphu sees average daytime highs of 34°C and overnight lows near 26°C, with 197 mm of rain across 21.8 wet days and about 12.8 hours of daylight. It is the 3rd-warmest and 4th-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 11% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 12 h 54 min by month's end. Set against the rest of the year, May is Nong Bua Lamphu's 8th-clearest and 11th-windiest month. For the whole year in context, see Nong Bua Lamphu's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
26°
11th coldest
Rainfall
197 mm
21.8 wet days
Daylight
12 h 48 min
5:42 AM – 6:31 PM
Cloud cover
78%
8th clearest
Wind
6 km/h
11th windiest
Solar energy
5.38 kWh/m²
Travel score
2.2
out of 10

Nong Bua Lamphu is town in Nong Bua Lam Phu province, Thailand.

Density
871/km²
people per km²

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 Nong Bua Lamphu 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 37°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)
13525
23525
33525
43426
53426
63426
73426
83426
93426
103426
113426
123426
133426
143426
153426
163426
173326
183326
193326
203326
213326
223326
233326
243326
253326
263326
273326
283326
293326
303326
313326

How May really feels in Nong Bua Lamphu

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.

Nong Bua Lamphu weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°71.211.16.9
Feb32° / 19°132.311.45.3
Mar34° / 22°376.411.93.4
Apr35° / 25°7211.312.42.4
May34° / 26°19721.812.82.2
Jun33° / 26°17821.2132.4
Jul32° / 26°21923.412.92.5
Aug31° / 25°28425.812.62.5
Sep31° / 25°27624.612.12.7
Oct31° / 23°11112.911.64.4
Nov30° / 20°233.311.26.1
Dec28° / 17°70.9117.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 77%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34159
44060
53961
63862
73664
83466
93367
103169
112971
122674
132575
142377
152278
162080
171981
181783
191684
201585
211486
221288
231189
241090
251090
261090
271090
28991
29991
30991
31991

Chance of precipitation in May

Any precipitation

Nong Bua Lamphu gets around 197 mm of rain over 21.8 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 70% and peaks near 79% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
155
256
357
458
560
661
762
864
965
1066
1168
1269
1370
1471
1571
1672
1773
1873
1974
2074
2175
2275
2376
2476
2577
2678
2778
2879
2979
3079
3179

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
1106822
296724
386626
486428
576330
676033
765935
865638
955540
1055243
1155045
1244847
1344649
1444452
1534354
1634156
1734057
1823959
1923761
2023662
2123464
2213366
2313168
2413069
2512871
2612772
2702575
2802377
2902278
3002179
3102080

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 12 h 54 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 5:49 AM to 5:39 AM, and sunset from 6:26 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:496:26
212.65:496:26
312.65:486:26
412.75:476:27
512.75:476:27
612.75:466:27
712.75:466:28
812.75:466:28
912.75:456:28
1012.75:456:29
1112.75:446:29
1212.85:446:29
1312.85:436:30
1412.85:436:30
1512.85:436:30
1612.85:426:31
1712.85:426:31
1812.85:426:31
1912.85:416:32
2012.85:416:32
2112.95:416:32
2212.95:416:33
2312.95:406:33
2412.95:406:33
2512.95:406:34
2612.95:406:34
2712.95:406:35
2812.95:406:35
2912.95:406:35
3012.95:396:36
3112.95:396:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.38 kWh/m².

For context, solar energy here swings from a low near 4.29 kWh/m² to a high of 6.03 kWh/m² in April across the year — May's 5.38 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.7Bright
65.7Bright
75.6Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in May

Hazard calendar for Nong Bua Lamphu

In seasonPeak

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

Nong Bua Lamphu's monsoon runs May–September, 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 Nong Bua Lamphu?

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

2.2
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 Nong Bua Lamphu.

What to pack for Nong Bua Lamphu in May

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

In May, Nong Bua Lamphu sees daytime highs around 34°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Nong Bua Lamphu in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Nong Bua Lamphu peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 11UV 13Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr11Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Nong Bua Lamphu 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 Nong Bua Lamphu is worst in March — around 65 µg/m³ PM2.5 (unhealthy), about 2.4× the cleanest month (July, 27 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorModerateMar 1664 µg/m³Jul 1227 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb54Poor
Mar65Unhealthy
Apr52Poor
May36Poor
Jun28Moderate
Jul27Moderate
Aug29Moderate
Sep34Moderate
Oct37Poor
Nov35Poor
Dec34Moderate
Location & terrain

Where is Nong Bua Lamphu?

Nong Bua Lamphu sits at 17.2°N, 102.4°E, 217 m above sea level, in Thailand. The nearest listed city is Kut Chap, 28 km away.

Topography around Nong Bua Lamphu

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

Within 3 km, the terrain around Nong Bua Lamphu has significant variations in elevation — a maximum elevation change of 299 m around an average of 232 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 393 m; within 80 km, large variations in elevation — a maximum elevation change of 1,135 m.

The land around Nong Bua Lamphu is covered by trees (45%) and cropland (29%) within 3 km, cropland (51%) and trees (41%) within 16 km, and cropland (58%) and trees (37%) within 80 km.

3 km
299 m
16 km
393 m
80 km
1,135 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Kut Chap 28 km · Na Klang 29 km · Udon Thani 44 km · Erawan 53 km · Ban Phan Don 57 km · Nam Som 68 km · Phu Kradueng 69 km · Wang Saphung 72 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 Nong Bua Lamphu (17.2041°, 102.4407°, elevation 217 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).