Kawthaung weather in December

In December, Kawthaung sees average daytime highs of 28°C and overnight lows near 25°C, with 48 mm of rain across 7.7 wet days and about 11.4 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 29% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of December to 11 h 24 min by month's end. Set against the rest of the year, December is Kawthaung's 4th-clearest and 5th-windiest month. For the whole year in context, see Kawthaung's year-round climate.

Daytime high
28°
7th warmest
Overnight low
25°
2nd coldest
Rainfall
48 mm
7.7 wet days
Daylight
11 h 24 min
6:09 AM – 5:35 PM
Cloud cover
61%
4th clearest
Wind
16 km/h
5th windiest
Solar energy
4.84 kWh/m²
Travel score
6.4
out of 10

Kawthaung is human settlement.

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 28°C through the month.

A typical December day in Kawthaung reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12825
22825
32825
42825
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How December really feels in Kawthaung

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.

Kawthaung weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°34511.56.5
Feb29° / 25°163.411.76.4
Mar30° / 26°679.211.95.5
Apr30° / 27°11516.812.24.3
May29° / 26°30527.312.53.3
Jun28° / 26°33526.312.63.5
Jul28° / 26°36327.912.53.6
Aug27° / 26°3892812.33.6
Sep27° / 25°41927.912.13.5
Oct28° / 25°32726.711.83.8
Nov28° / 25°12616.111.54.9
Dec28° / 25°487.711.46.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% 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 53%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33862
43961
53961
63961
74060
84159
94258
104258
114357
124456
134555
144654
154753
164852
174852
185050
195149
205248
215248
225347
235347
245347
255347
265347
275347
285446
295446
305347
315446

Chance of precipitation in December

Any precipitation

Kawthaung gets around 48 mm of rain over 7.7 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 25% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
239
338
437
536
635
734
833
932
1031
1130
1228
1327
1426
1526
1625
1724
1823
1922
2021
2120
2219
2318
2417
2516
2616
2715
2815
2915
3015
3115

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 70% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10127612
20127612
30137611
40147511
50147610
6015769
7016759
8016768
9017758
10018757
11019747
12020746
13121726
14122716
15124696
16125695
17126685
18227665
19227665
20328654
21328654
22429634
23429634
24429643
25529633
26529642
27529642
28528652
29527662
30527671
31526681

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3015light breeze
3115light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 30 min at the start of December to 11 h 24 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 6:02 AM to 6:16 AM, and sunset from 5:29 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:025:29
211.56:025:30
311.56:035:30
411.46:035:30
511.46:045:30
611.46:045:31
711.46:055:31
811.46:055:31
911.46:065:32
1011.46:065:32
1111.46:075:33
1211.46:075:33
1311.46:085:33
1411.46:085:34
1511.46:095:34
1611.46:095:35
1711.46:105:35
1811.46:105:35
1911.46:115:36
2011.46:115:36
2111.46:125:37
2211.46:125:37
2311.46:135:38
2411.46:135:38
2511.46:145:39
2611.46:145:39
2711.46:155:40
2811.46:155:40
2911.46:155:41
3011.46:165:41
3111.46:165:42

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.84 kWh/m².

For context, solar energy here swings from a low near 4.4 kWh/m² to a high of 6.26 kWh/m² in March across the year — December's 4.84 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Kawthaung

In seasonPeak

In December, Kawthaung sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Kawthaung sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Kawthaung's rainy season runs May–October, when most of the year's rain falls.

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

Is December a good time to visit Kawthaung?

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

6.4
Sightseeing
2nd-best month of the year
7.1
Beach & pool
4th-best month of the year

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

What to pack for Kawthaung in December

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

In December, Kawthaung sees daytime highs around 28°C and nights near 25°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

Sea temperature near Kawthaung 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 23 km away) is warmest in April at about 30°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
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Kawthaung in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Kawthaung peaks around August 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 20UV 13Jan 11UV 9
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec10Very high

Air quality in Kawthaung 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 Kawthaung is worst in March — around 16 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (October, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodMar 1416 µg/m³Oct 1710 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar16Moderate
Apr16Moderate
May12Good
Jun12Good
Jul13Moderate
Aug11Good
Sep10Good
Oct9Good
Nov10Good
Dec12Good
Location & terrain

Where is Kawthaung?

Kawthaung sits at 10.0°N, 98.6°E, 110 m above sea level, in Myanmar. The nearest listed city is Ranong, 9.0 km away.

Tha KhamSurat ThaniKo Tao

Topography around Kawthaung

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

Within 3 km, the terrain around Kawthaung has significant variations in elevation — a maximum elevation change of 341 m around an average of 19 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 665 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,368 m.

The land around Kawthaung is covered by water (73%) within 3 km, water (53%) and trees (34%) within 16 km, and trees (49%) and water (48%) within 80 km.

3 km
341 m
16 km
665 m
80 km
1,368 m
treesgrasslandartificial surfaceswatermangroves
December weather nearby: Ranong 9.0 km · Lang Suan 58 km · Chumphon 89 km · Tha Kham 122 km · Surat Thani 127 km · Ko Tao 141 km · Khao Lak 156 km · Ban Na San 159 km

Myanmar travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / C / D / F / G / I
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$1,489
2025
Happiness
4.3 / 10
World Happiness, 2025
Safe drinking water
60%
of population, 2024
Homicide rate
2.6
per 100k, 2023
Road deaths
20.4
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 444
Religion
Buddhist 88%Christian 6%Muslim 4%Animist 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 Kawthaung (9.9824°, 98.5503°, elevation 110 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).