Sakon Nakhon weather in May

In May, Sakon Nakhon sees average daytime highs of 33°C and overnight lows near 25°C, with 216 mm of rain across 22.4 wet days and about 12.8 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°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 Sakon Nakhon's 8th-clearest and 11th-windiest month. For the whole year in context, see Sakon Nakhon's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
25°
11th coldest
Rainfall
216 mm
22.4 wet days
Daylight
12 h 48 min
5:36 AM – 6:24 PM
Cloud cover
78%
8th clearest
Wind
6 km/h
11th windiest
Solar energy
5.23 kWh/m²
Travel score
2.4
out of 10

Sakon Nakhon is city in Sakon Nakhon province, Thailand.

Density
1,398/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 33°C through the month.

A typical May day in Sakon Nakhon reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°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)
13425
23425
33425
43425
53425
63425
73425
83325
93325
103325
113325
123325
133325
143325
153325
163325
173325
183325
193325
203325
213325
223325
233325
243325
253225
263226
273226
283226
293226
303226
313226

How May really feels in Sakon Nakhon

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.

Sakon Nakhon weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°61.511.17.0
Feb31° / 19°142.811.45.7
Mar33° / 22°385.711.94.0
Apr34° / 25°7311.612.42.9
May33° / 25°21622.412.82.4
Jun32° / 26°24024.5132.5
Jul31° / 25°3142712.92.5
Aug31° / 25°35528.412.62.5
Sep31° / 25°26823.612.12.9
Oct31° / 23°9410.311.64.4
Nov31° / 20°183.211.25.7
Dec29° / 17°61.2117.1

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 13% of May, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24555
34456
44357
54159
63961
73862
83664
93367
103169
113070
122872
132773
142575
152377
162080
171981
181783
191684
201585
211387
221387
231288
241288
251189
261189
271189
281189
291090
30991
31991

Chance of precipitation in May

Any precipitation

Sakon Nakhon gets around 216 mm of rain over 22.4 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 72% and peaks near 83% 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
559
661
762
863
965
1066
1167
1269
1370
1471
1572
1673
1774
1875
1976
2077
2178
2279
2380
2481
2581
2682
2782
2883
2983
3083
3183

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11105732
2195634
3195337
4185239
5185042
6174844
7174647
8164450
9164251
10154054
11153856
12153658
13143461
14143362
15143263
16133066
17132967
18132769
19122671
20122572
21022375
22022276
23012178
24011980
25011881
26011683
27011584
28011386
29011287
30011188
31011089

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 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
307calm
317calm

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 5:42 AM to 5:33 AM, and sunset from 6:19 PM to 6:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:426:19
212.65:426:19
312.65:416:20
412.75:416:20
512.75:406:20
612.75:406:20
712.75:396:21
812.75:396:21
912.75:386:21
1012.75:386:22
1112.75:376:22
1212.85:376:22
1312.85:376:23
1412.85:366:23
1512.85:366:23
1612.85:366:24
1712.85:356:24
1812.85:356:24
1912.85:356:25
2012.85:346:25
2112.95:346:25
2212.95:346:26
2312.95:346:26
2412.95:346:27
2512.95:336:27
2612.95:336:27
2712.95:336:28
2812.95:336:28
2912.95:336:28
3012.95:336:29
3112.95:336:29

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.23 kWh/m².

For context, solar energy here swings from a low near 4.18 kWh/m² to a high of 6.04 kWh/m² in April across the year — May's 5.23 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
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Sakon Nakhon

In seasonPeak

In May, Sakon Nakhon sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Sakon Nakhon sits in the Pacific typhoon belt; the season peaks July–October.

Sakon Nakhon's monsoon runs May–September, when most of the year's rain falls.

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

Is May a good time to visit Sakon Nakhon?

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

2.4
Sightseeing
12th-best month of the year
4.4
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Sakon Nakhon.

What to pack for Sakon Nakhon in May

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

In May, Sakon Nakhon sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Sakon Nakhon 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 Sakon Nakhon peaks around July 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highJul 19UV 13Dec 13UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar12Extreme
Apr10Very high
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Sakon Nakhon 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 Sakon Nakhon is worst in March — around 62 µg/m³ PM2.5 (unhealthy), about 3.4× the cleanest month (November, 18 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorPoorModerateMar 1859 µg/m³Nov 1919 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb39Poor
Mar62Unhealthy
Apr46Poor
May28Moderate
Jun23Moderate
Jul22Moderate
Aug23Moderate
Sep22Moderate
Oct22Moderate
Nov18Moderate
Dec20Moderate
Location & terrain

Where is Sakon Nakhon?

Sakon Nakhon sits at 17.2°N, 104.1°E, 165 m above sea level, in Thailand. The nearest listed city is Khao Wong, 52 km away.

Mukdahan

Topography around Sakon Nakhon

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

Within 3 km, the terrain around Sakon Nakhon has only modest variations in elevation — a maximum elevation change of 30 m around an average of 162 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 343 m; within 80 km, significant variations in elevation — a maximum elevation change of 531 m.

The land around Sakon Nakhon is covered by trees (27%) and artificial surfaces (26%) within 3 km, cropland (45%) and trees (32%) within 16 km, and cropland (48%) and trees (46%) within 80 km.

3 km
30 m
16 km
343 m
80 km
531 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Khao Wong 52 km · Warichaphum 56 km · Kuchinarai 70 km · Nakhon Phanom 73 km · Tha Khaek 78 km · Sawang Daen Din 81 km · Seka 88 km · Mukdahan 92 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 Sakon Nakhon (17.1612°, 104.1472°, elevation 165 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). 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).