Nan weather in February

In February, Nan sees average daytime highs of 33°C and overnight lows near 17°C, with 8 mm of rain across 1.2 wet days and about 11.4 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 34°C by the end. The sky is clear or mostly clear about 77% 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 Nan's 1st-clearest and 6th-windiest month. For the whole year in context, see Nan's year-round climate.

Daytime high
33°
4th warmest
Overnight low
17°
3rd coldest
Rainfall
8 mm
1.2 wet days
Daylight
11 h 24 min
6:50 AM – 6:12 PM
Cloud cover
26%
1st clearest
Wind
5 km/h
6th windiest
Solar energy
5.44 kWh/m²
Travel score
4.7
out of 10

Nan is town in Nan province, Thailand.

Air quality
High
PM2.5 29.5 µg/m³ · 2019

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 31°C in the first days to 34°C by the end.

A typical February day in Nan reaches about 33°C in the afternoon and slips back to 17°C overnight — a 16°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, February runs about 3°C warmer than January and about 2°C cooler than March.

10°20°30°40°151015202528
Avg high (°C)Avg low (°C)
13116
23116
33116
43116
53216
63216
73217
83217
93217
103217
113217
123317
133317
143317
153317
163317
173317
183318
193318
203318
213418
223418
233418
243418
253418
263418
273418
283419

How February really feels in Nan

Once humidity and wind are folded in, February averages 20 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
20
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.

Nan weather by month

How February compares with the rest of the year at a glance. February is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 16°152116.4
Feb33° / 17°81.211.44.7
Mar35° / 20°304.611.92.9
Apr36° / 24°7811.612.42.2
May34° / 25°16621.512.92.3
Jun32° / 25°19023.413.12.5
Jul31° / 25°27326.5132.6
Aug31° / 24°31228.112.62.6
Sep31° / 24°22124.412.12.8
Oct31° / 23°7413.811.64.1
Nov31° / 20°223.511.15.4
Dec29° / 17°141.710.96.6

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 77% of the time in February, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of February, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
18713
28713
38713
48713
58812
68911
78911
88911
99010
109010
119010
129010
139010
149010
159010
169010
17919
18919
19919
20919
21919
22919
23919
24919
25919
26919
27919
28928

Chance of precipitation in February

Any precipitation

Nan gets around 8 mm of rain over 1.2 wet days in February, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202528
Rain chance (%)
15
25
35
44
54
64
74
83
93
103
113
123
134
144
154
164
175
185
195
205
216
226
236
246
256
266
276
286

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202528
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1123442111
2133442111
3133442101
4133442101
5133442101
6123442111
7123442111
8123442111
9123542110
10113542120
11113442120
12103443130
1393443130
1493443141
1583343141
1683344151
1773344161
1863244161
1963244171
2063244181
2153144191
2253044191
2353044201
2442944211
2542944211
2642944221
2742843231
2842843241

Wind in February

Winds average 5 km/h in February.

Across February, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202528
Wind speed (km/h)Feels
14calm
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

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 6:56 AM to 6:43 AM, and sunset from 6:05 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:566:05
211.26:556:06
311.26:556:06
411.26:556:07
511.26:546:07
611.26:546:08
711.26:546:09
811.36:536:09
911.36:536:10
1011.36:536:10
1111.36:526:11
1211.36:526:11
1311.36:516:12
1411.46:516:12
1511.46:506:12
1611.46:506:13
1711.46:496:13
1811.46:496:14
1911.46:486:14
2011.46:486:15
2111.56:476:15
2211.56:476:15
2311.56:466:16
2411.56:456:16
2511.56:456:17
2611.56:446:17
2711.66:446:17
2811.66:436:18

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 5.44 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 6.22 kWh/m² in April across the year — February's 5.44 kWh/m² sits near the top of that range.

0246151015202528
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.3Bright
115.4Bright
125.4Bright
135.4Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
Planning a trip in February

Hazard calendar for Nan

In seasonPeak

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

Nan'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 Nan?

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

4.7
Sightseeing
4th-best month of the year
8.0
Beach & pool
3rd-best month of the year

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

What to pack for Nan in February

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

In February, Nan sees daytime highs around 33°C and nights near 17°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Nan in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nan peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (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 17UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar9Very high
Apr10Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Nan 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 Nan is worst in March — around 71 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (September, 17 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Nan's WHO annual average of 29.5 µg/m³.

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateMar 2270 µg/m³Sep 1517 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb39Poor
Mar71Unhealthy
Apr65Unhealthy
May28Moderate
Jun17Moderate
Jul17Moderate
Aug17Moderate
Sep17Moderate
Oct17Moderate
Nov18Moderate
Dec21Moderate
Location & terrain

Where is Nan?

Nan sits at 18.8°N, 100.8°E, 205 m above sea level, in Thailand. The nearest listed city is Dok Kham Tai, 93 km away.

Dok Kham TaiPhraePhayaoDen ChaiLampangUttaraditChiang RaiBan Houakhoua

Topography around Nan

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

Within 3 km, the terrain around Nan has only modest variations in elevation — a maximum elevation change of 61 m around an average of 208 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 478 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,915 m.

The land around Nan is covered by trees (39%), artificial surfaces (28%) and cropland (21%) within 3 km, trees (76%) within 16 km, and trees (87%) within 80 km.

3 km
61 m
16 km
478 m
80 km
1,915 m
treesgrasslandcroplandartificial surfacesbare terrainwater
February weather nearby: Dok Kham Tai 93 km · Phrae 98 km · Phayao 105 km · Den Chai 117 km · Lampang 146 km · Uttaradit 148 km · Chiang Rai 160 km · Ban Houakhoua 166 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 Nan (18.7838°, 100.779°, elevation 205 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).