Phatthalung weather in December

In December, Phatthalung sees average daytime highs of 29°C and overnight lows near 23°C, with 255 mm of rain across 22.4 wet days and about 11.6 hours of daylight. It is the 12th-warmest and 3rd-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 8% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of December to 11 h 36 min by month's end. Set against the rest of the year, December is Phatthalung's 5th-clearest and 3rd-windiest month. For the whole year in context, see Phatthalung's year-round climate.

Daytime high
29°
12th warmest
Overnight low
23°
4th coldest
Rainfall
255 mm
22.4 wet days
Daylight
11 h 36 min
6:29 AM – 6:03 PM
Cloud cover
80%
5th clearest
Wind
8 km/h
3rd windiest
Solar energy
4.02 kWh/m²
Travel score
3.8
out of 10

Phatthalung is town in Phatthalung province, Thailand.

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 Phatthalung reaches about 29°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62923
72923
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242923
252923
262923
272923
282923
292923
302923
312923

How December really feels in Phatthalung

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

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

Phatthalung weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°10116.511.64.5
Feb30° / 23°5210.611.74.8
Mar31° / 23°9614.111.93.9
Apr32° / 24°11718.512.23.0
May32° / 25°14323.212.32.5
Jun32° / 24°12120.512.42.8
Jul32° / 24°11821.912.42.8
Aug32° / 24°13322.612.22.8
Sep31° / 24°17724.7122.7
Oct30° / 24°28828.911.82.6
Nov29° / 24°32927.311.73.0
Dec29° / 23°25522.411.63.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31783
41882
51882
61882
71882
81882
91882
101981
111882
121882
131981
141981
152080
162080
172179
182179
192179
202179
212278
222278
232377
242377
252377
262476
272575
282575
292674
302674
312773

Chance of precipitation in December

Any precipitation

Phatthalung gets around 255 mm of rain over 22.4 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 73% and peaks near 83% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
183
282
381
480
580
679
779
878
978
1077
1177
1276
1375
1475
1574
1673
1772
1871
1970
2069
2168
2267
2367
2466
2565
2665
2765
2864
2964
3064
3164

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
126533
226632
326830
426929
527028
627127
727226
827325
927424
1027424
1127523
1227523
1327622
1427622
1527721
1637720
1737720
1837819
1947818
2047818
2157817
2257916
2358015
2468014
2568113
2678013
2778112
2878112
2978112
3078211
3178112

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 6:22 AM to 6:36 AM, and sunset from 5:57 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:225:57
211.66:225:57
311.66:235:58
411.66:235:58
511.66:245:58
611.66:245:59
711.66:255:59
811.66:255:59
911.66:266:00
1011.66:266:00
1111.66:276:01
1211.66:276:01
1311.66:286:01
1411.66:286:02
1511.66:296:02
1611.66:296:03
1711.66:306:03
1811.66:306:04
1911.66:316:04
2011.66:316:04
2111.66:316:05
2211.66:326:05
2311.66:326:06
2411.66:336:06
2511.66:336:07
2611.66:346:07
2711.66:346:08
2811.66:356:08
2911.66:356:09
3011.66:366:09
3111.66:366:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.02 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 5.98 kWh/m² in March across the year — December's 4.02 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
114.0Moderate
124.0Moderate
134.0Moderate
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
314.4Bright
Planning a trip in December

Hazard calendar for Phatthalung

In seasonPeak

In December, Phatthalung sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

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

Phatthalung's rainy season runs September–December, when most of the year's rain falls.

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

Is December a good time to visit Phatthalung?

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

3.8
Sightseeing
4th-best month of the year
4.8
Beach & pool
5th-best month of the year

December is a weaker month for outdoor sightseeing in Phatthalung.

What to pack for Phatthalung in December

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

In December, Phatthalung sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 22 days see rain.

light clothesrain gear

Sea temperature near Phatthalung in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in May at about 31°C and coldest in January near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Phatthalung in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Phatthalung peaks around February 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 11 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 22UV 13Dec 13UV 11
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Phatthalung 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 Phatthalung is worst in April — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1624 µg/m³Feb 1319 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb18Moderate
Mar22Moderate
Apr24Moderate
May21Moderate
Jun22Moderate
Jul21Moderate
Aug18Moderate
Sep21Moderate
Oct22Moderate
Nov22Moderate
Dec20Moderate
Location & terrain

Where is Phatthalung?

Phatthalung sits at 7.6°N, 100.1°E, 14 m above sea level, in Thailand. The nearest listed city is Ranot, 32 km away.

Topography around Phatthalung

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

Within 3 km, the terrain around Phatthalung has only modest variations in elevation — a maximum elevation change of 194 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 357 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,316 m.

The land around Phatthalung is covered by trees (44%) and artificial surfaces (21%) within 3 km, trees (56%) within 16 km, and trees (63%) and water (27%) within 80 km.

3 km
194 m
16 km
357 m
80 km
1,316 m
treesgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Ranot 32 km · Trang 52 km · Huai Yot 52 km · Ron Phibun 67 km · Ban Mai 69 km · Songkhla 74 km · Thung Song 75 km · Hat Yai 81 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 Phatthalung (7.6179°, 100.0779°, elevation 14 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).