Lampang weather in December

In December, Lampang sees average daytime highs of 29°C and overnight lows near 17°C, with 12 mm of rain across 1.8 wet days and about 10.9 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 63% of the time in December, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is Lampang's 4th-clearest and 8th-windiest month. For the whole year in context, see Lampang's year-round climate.

Daytime high
29°
12th warmest
Overnight low
17°
2nd coldest
Rainfall
12 mm
1.8 wet days
Daylight
10 h 54 min
6:51 AM – 5:45 PM
Cloud cover
35%
4th clearest
Wind
5 km/h
8th windiest
Solar energy
4.33 kWh/m²
Travel score
6.6
out of 10

Lampang is city in Lampang province, Thailand.

Air quality
High
PM2.5 30 µg/m³ · 2019
Density
7,043/km²
people per km²

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical December day in Lampang reaches about 29°C in the afternoon and slips back to 17°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, December runs about 1°C cooler than November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63018
73018
83018
93018
103018
113018
123018
133018
142917
152917
162917
172917
182917
192917
202917
212917
222917
232916
242916
252916
262916
272916
282916
292916
302916
312916

How December really feels in Lampang

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Lampang weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 17°111.8116.1
Feb33° / 18°5111.44.4
Mar36° / 21°22311.92.6
Apr37° / 24°487.812.41.7
May35° / 25°16819.412.82.1
Jun33° / 25°1802313.12.3
Jul32° / 25°20224.7132.5
Aug31° / 25°27226.812.62.5
Sep31° / 24°25624.812.12.7
Oct31° / 23°12615.611.63.9
Nov31° / 20°274.411.15.5
Dec29° / 17°121.810.96.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27624
37624
47525
57624
67624
77624
87624
97624
107723
117723
127822
137822
147822
158020
168020
178218
188218
198317
208317
218416
228416
238416
248416
258416
268317
278317
288218
298119
308119
318020

Chance of precipitation in December

Any precipitation

Lampang gets around 12 mm of rain over 1.8 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
210
310
410
59
69
78
88
97
107
116
126
135
145
154
164
174
184
194
204
214
224
234
245
255
265
275
286
296
306
317

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 41% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
128254420
228264420
339274319
439284218
539284217
6410304116
7410314015
8411323914
9411333813
10412343812
11513343711
12514353610
1361535359
1461735358
1571835347
1671935336
1782135325
1882235305
1992335294
2092535284
2192635273
22102735263
23102735253
24102835243
25102836243
26102936233
2792937233
2892837233
2982838233
3082838243
3172739243

Wind in December

Winds average 5 km/h in December.

Across December, 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.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:42 AM to 6:58 AM, and sunset from 5:41 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:425:41
211.06:435:41
311.06:445:42
411.06:445:42
511.06:455:42
610.96:455:42
710.96:465:42
810.96:465:43
910.96:475:43
1010.96:485:43
1110.96:485:44
1210.96:495:44
1310.96:495:44
1410.96:505:45
1510.96:505:45
1610.96:515:45
1710.96:515:46
1810.96:525:46
1910.96:535:47
2010.96:535:47
2110.96:535:48
2210.96:545:48
2310.96:545:49
2410.96:555:49
2510.96:555:49
2610.96:565:50
2710.96:565:51
2810.96:575:51
2910.96:575:52
3010.96:575:52
3110.96:585:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.33 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 6.26 kWh/m² in April across the year — December's 4.33 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.5Bright
Planning a trip in December

Hazard calendar for Lampang

In seasonPeak

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

Lampang'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 December a good time to visit Lampang?

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

6.6
Sightseeing
1st-best month of the year
8.7
Beach & pool
1st-best month of the year

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

What to pack for Lampang in December

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

In December, Lampang sees daytime highs around 29°C and nights near 17°C. Pack light clothes.

light clothes

UV index in Lampang in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lampang peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 13UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar9Very high
Apr10Very high
May11Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7Very high

Air quality in Lampang in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Lampang is worst in March — around 53 µg/m³ PM2.5 (poor), about 3.1× the cleanest month (June, 17 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Lampang's WHO annual average of 30 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1852 µg/m³Jun 2317 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb41Poor
Mar53Poor
Apr44Poor
May26Moderate
Jun17Moderate
Jul18Moderate
Aug19Moderate
Sep22Moderate
Oct26Moderate
Nov28Moderate
Dec31Moderate
Location & terrain

Where is Lampang?

Lampang sits at 18.3°N, 99.5°E, 238 m above sea level, in Thailand. The nearest listed city is Lamphun, 60 km away.

Topography around Lampang

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

Within 3 km, the terrain around Lampang has only modest variations in elevation — a maximum elevation change of 51 m around an average of 240 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 690 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,914 m.

The land around Lampang is covered by artificial surfaces (48%) and trees (30%) within 3 km, trees (46%) and cropland (35%) within 16 km, and trees (81%) within 80 km.

3 km
51 m
16 km
690 m
80 km
1,914 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Lamphun 60 km · San Kamphaeng 64 km · Pa Sang 64 km · Den Chai 68 km · Phrae 70 km · San Pa Tong 73 km · Hang Dong 75 km · Chiang Mai 77 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 Lampang (18.2923°, 99.4928°, elevation 238 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).