Nam Som weather in February

In February, Nam Som sees average daytime highs of 31°C and overnight lows near 18°C, with 14 mm of rain across 2.4 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 33°C by the end. The sky is clear or mostly clear about 72% of the time in February, and the air most often feels humid.

Daylight stretches from about 11 h 12 min at the start of February to 11 h 36 min by month's end. Set against the rest of the year, February is Nam Som's 1st-clearest and 1st-windiest month. For the whole year in context, see Nam Som's year-round climate.

Daytime high
31°
6th warmest
Overnight low
18°
3rd coldest
Rainfall
14 mm
2.4 wet days
Daylight
11 h 24 min
6:44 AM – 6:08 PM
Cloud cover
29%
1st clearest
Wind
7 km/h
1st windiest
Solar energy
5.43 kWh/m²
Travel score
5.5
out of 10

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 33°C by the end.

A typical February day in Nam Som reaches about 31°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, February runs about 2°C warmer than January and about 3°C cooler than March.

10°20°30°40°151015202528
Avg high (°C)Avg low (°C)
13017
23017
33017
43017
53017
63017
73017
83118
93118
103118
113118
123118
133118
143118
153118
163218
173219
183219
193219
203219
213219
223219
233219
243219
253219
263320
273320
283320

How February really feels in Nam Som

Once humidity and wind are folded in, February averages 11 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
11
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Nam Som weather by month

How February compares with the rest of the year at a glance. February is the 6th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°101.611.17.1
Feb31° / 18°142.411.45.5
Mar34° / 22°396.911.93.6
Apr35° / 24°7812.812.42.5
May33° / 25°23623.112.82.3
Jun32° / 25°23122.8132.4
Jul32° / 25°26824.9132.5
Aug31° / 25°32626.312.62.6
Sep31° / 24°26624.412.12.8
Oct31° / 23°10512.311.64.4
Nov30° / 20°232.911.26.1
Dec28° / 17°91.3117.7

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in February, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of February, with mostly cloudy or overcast conditions the remaining 14%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
18416
28515
38515
48614
58614
68614
78614
88614
98614
108614
118515
128515
138515
148515
158515
168515
178515
188515
198515
208515
218515
228515
238515
248614
258713
268713
278812
288812

Chance of precipitation in February

Any precipitation

Nam Som gets around 14 mm of rain over 2.4 wet days in February. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 8% and peaks near 10% on the wettest days.

0%10%20%30%151015202528
Rain chance (%)
17
27
37
47
57
67
77
87
97
107
117
128
138
148
158
168
179
189
199
209
2110
2210
2310
2410
2510
2610
2710
2810

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February lands in the humid band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.

0%25%50%75%100%151015202528
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1162934192
2162834192
3162834192
4162835193
5152836193
6152736193
7142737193
8132737193
9132737194
10122837194
11112837204
12102837204
1392837215
1482837225
1582836236
1672736246
1762635257
1862634268
1962534288
2052433299
2152332309
22523313110
23422313210
24421313311
25421303411
26420303411
27419313511
28418313611

Wind in February

Winds average 7 km/h in February, the windiest month of the year.

Across February, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202528
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm

Sunrise & sunset in February

DaylightNight

Daylight runs from about 11 h 12 min at the start of February to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over February. Sunrise moves from 6:48 AM to 6:36 AM, and sunset from 6:01 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:486:01
211.26:486:02
311.26:486:02
411.26:486:03
511.36:476:03
611.36:476:04
711.36:476:04
811.36:476:05
911.36:466:05
1011.36:466:06
1111.36:456:06
1211.46:456:07
1311.46:456:07
1411.46:446:07
1511.46:446:08
1611.46:436:08
1711.46:436:09
1811.46:426:09
1911.56:426:10
2011.56:416:10
2111.56:416:10
2211.56:406:11
2311.56:406:11
2411.56:396:11
2511.66:386:12
2611.66:386:12
2711.66:376:13
2811.66:366:13

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 5.43 kWh/m².

For context, solar energy here swings from a low near 4.2 kWh/m² to a high of 6.03 kWh/m² in April across the year — February's 5.43 kWh/m² sits near the top of that range.

0246151015202528
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.2Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
Planning a trip in February

Hazard calendar for Nam Som

In seasonPeak

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

Nam Som'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 February a good time to visit Nam Som?

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

5.5
Sightseeing
4th-best month of the year
8.2
Beach & pool
4th-best month of the year

February is a reasonable time to visit Nam Som for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nam Som in February

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

In February, Nam Som sees daytime highs around 31°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Nam Som in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February 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 Nam Som peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 12UV 13Dec 14UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Nam Som in February

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nam Som is worst in April — around 122 µg/m³ PM2.5 (unhealthy), about 8.3× the cleanest month (November, 15 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateApr 11119 µg/m³Nov 1615 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb37Poor
Mar108Unhealthy
Apr122Unhealthy
May28Moderate
Jun16Moderate
Jul15Moderate
Aug16Moderate
Sep15Moderate
Oct16Moderate
Nov15Moderate
Dec17Moderate
Location & terrain

Where is Nam Som?

Nam Som sits at 17.8°N, 102.2°E, 231 m above sea level, in Thailand. The nearest listed city is Tha Bo, 42 km away.

Topography around Nam Som

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

Within 3 km, the terrain around Nam Som has only modest variations in elevation — a maximum elevation change of 156 m around an average of 227 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 559 m; within 80 km, large variations in elevation — a maximum elevation change of 951 m.

The land around Nam Som is covered by trees (51%) and cropland (36%) within 3 km, trees (66%) and cropland (28%) within 16 km, and trees (59%) and cropland (34%) within 80 km.

3 km
156 m
16 km
559 m
80 km
951 m
treesgrasslandcroplandartificial surfaceswater
February weather nearby: Tha Bo 42 km · Vientiane 49 km · Na Klang 52 km · Kut Chap 55 km · Erawan 58 km · Loei 58 km · Nong Khai 60 km · Nong Bua Lamphu 68 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 Nam Som (17.7704°, 102.1895°, elevation 231 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).