Hpa-An weather in December

In December, Hpa-An sees average daytime highs of 33°C and overnight lows near 20°C, with 9 mm of rain across 0.9 wet days and about 11 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 69% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of December to 11 hours by month's end. Set against the rest of the year, December is Hpa-An's 4th-clearest and 8th-windiest month. For the whole year in context, see Hpa-An's year-round climate.

Daytime high
33°
8th warmest
Overnight low
20°
3rd coldest
Rainfall
9 mm
0.9 wet days
Daylight
11 hours
6:26 AM – 5:26 PM
Cloud cover
31%
4th clearest
Wind
5 km/h
8th windiest
Solar energy
4.8 kWh/m²
Travel score
4.8
out of 10

Hpa-An is city in Kayin State, Myanmar.

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 33°C through the month.

A typical December day in Hpa-An reaches about 33°C in the afternoon and slips back to 20°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13321
23321
33321
43321
53321
63321
73321
83321
93320
103320
113320
123320
133320
143320
153320
163320
173320
183319
193219
203219
213219
223219
233219
243219
253219
263219
273219
283219
293219
303219
313219

How December really feels in Hpa-An

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.

Hpa-An weather by month

How December compares with the rest of the year at a glance. December is the 8th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 18°81.111.14.6
Feb35° / 19°40.511.43.2
Mar37° / 23°203.311.91.9
Apr37° / 26°679.912.41.4
May33° / 25°40327.212.82.0
Jun30° / 25°76229.9132.4
Jul30° / 25°90330.912.92.5
Aug30° / 25°88930.912.62.5
Sep31° / 25°52729.412.12.3
Oct33° / 25°19020.511.62.8
Nov33° / 23°324.711.23.9
Dec33° / 20°90.9114.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37822
47822
57822
67822
77822
87822
97921
107921
117921
128119
138119
148218
158317
168416
178515
188515
198515
208515
218614
228614
238614
248614
258614
268614
278515
288515
298416
308416
318317

Chance of precipitation in December

Any precipitation

Hpa-An gets around 9 mm of rain over 0.9 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 4% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
26
36
46
55
65
74
84
94
103
113
123
133
143
153
162
172
182
192
202
212
223
233
243
253
263
273
283
293
304
314

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1041537368
2041638358
3141738337
4151838326
5151939325
6152039315
7162139304
8162239293
9162340283
10172340272
11182440262
12182539252
13192539241
141102638231
151112738221
162122737211
172122837200
182132937190
192132937180
203143036170
213143136150
223143236140
234143336130
244143435130
254143535120
264133635110
274133735110
284123835110
294123836110
304113936110
313103936110

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 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
15calm
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
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:17 AM to 6:32 AM, and sunset from 5:21 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:175:21
211.16:185:21
311.16:185:22
411.06:195:22
511.06:205:22
611.06:205:22
711.06:215:22
811.06:215:23
911.06:225:23
1011.06:225:23
1111.06:235:24
1211.06:245:24
1311.06:245:24
1411.06:255:25
1511.06:255:25
1611.06:265:26
1711.06:265:26
1811.06:275:26
1911.06:275:27
2011.06:285:27
2111.06:285:28
2211.06:295:28
2311.06:295:29
2411.06:305:29
2511.06:305:30
2611.06:305:30
2711.06:315:31
2811.06:315:31
2911.06:325:32
3011.06:325:32
3111.06:325:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.8 kWh/m².

For context, solar energy here swings from a low near 2.66 kWh/m² to a high of 6.39 kWh/m² in March across the year — December's 4.8 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in December

Hazard calendar for Hpa-An

In seasonPeak

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

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

Hpa-An's monsoon runs June–September, when most of the year's rain falls.

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

Is December a good time to visit Hpa-An?

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

4.8
Sightseeing
1st-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Hpa-An in December

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

In December, Hpa-An sees daytime highs around 33°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Hpa-An 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 40 km away) is warmest in April at about 30°C and coldest in January near 27°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
Jan27Warm
Feb28Warm
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Hpa-An 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 Hpa-An peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 11UV 13Dec 19UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar10Very high
Apr10Very high
May11Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in Hpa-An 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 Hpa-An is worst in April — around 74 µg/m³ PM2.5 (unhealthy), about 5.6× the cleanest month (June, 13 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateApr 1172 µg/m³Jun 2313 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb35Moderate
Mar63Unhealthy
Apr74Unhealthy
May20Moderate
Jun13Moderate
Jul14Moderate
Aug15Moderate
Sep14Moderate
Oct15Moderate
Nov18Moderate
Dec22Moderate
Location & terrain

Where is Hpa-An?

Hpa-An sits at 16.9°N, 97.6°E, 18 m above sea level, in Myanmar. The nearest listed city is Hmaw Bi, 28 km away.

Topography around Hpa-An

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

Within 3 km, the terrain around Hpa-An has only modest variations in elevation — a maximum elevation change of 130 m around an average of 12 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 620 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,026 m.

The land around Hpa-An is covered by trees (37%) and cropland (23%) within 3 km, trees (42%) and cropland (37%) within 16 km, and trees (51%) and cropland (23%) within 80 km.

3 km
130 m
16 km
620 m
80 km
2,026 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Hmaw Bi 28 km · Thaton 28 km · Paung 36 km · Martaban 40 km · Mawlamyine 44 km · Mudon 71 km · Kawkareik 74 km · Kyaikto 81 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 Hpa-An (16.8895°, 97.6348°, elevation 18 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).