Hmaw Bi weather in January

In January, Hmaw Bi sees average daytime highs of 33°C and overnight lows near 20°C, with 7 mm of rain across 1 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 11th-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 75% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 hours at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Hmaw Bi's 3rd-clearest and 11th-windiest month. For the whole year in context, see Hmaw Bi's year-round climate.

Daytime high
33°
6th warmest
Overnight low
20°
1st coldest
Rainfall
7 mm
1 wet days
Daylight
11 h 06 min
6:36 AM – 5:42 PM
Cloud cover
25%
3rd clearest
Wind
5 km/h
11th windiest
Solar energy
5.18 kWh/m²
Travel score
4.7
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical January day in Hmaw Bi 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, January runs on par with December and about 2°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13220
23220
33220
43220
53220
63220
73220
83220
93220
103220
113320
123320
133320
143320
153320
163320
173320
183320
193320
203320
213320
223320
233320
243320
253320
263320
273320
283320
293320
303420
313421

How January really feels in Hmaw Bi

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Hmaw Bi weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 20°7111.14.7
Feb34° / 21°30.711.43.7
Mar35° / 24°203.611.92.9
Apr36° / 26°699.512.42.4
May33° / 26°39526.512.82.2
Jun31° / 26°70030132.3
Jul30° / 26°78330.912.92.5
Aug30° / 25°75430.912.62.5
Sep31° / 25°5112912.12.3
Oct33° / 25°19520.611.62.8
Nov33° / 24°34511.24.0
Dec33° / 21°90.8114.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38317
48317
58218
68218
78317
88317
98317
108317
118317
128416
138416
148416
158515
168515
178614
188614
198614
208713
218713
228713
238713
248812
258812
268812
278911
288911
298911
309010
319010

Chance of precipitation in January

Any precipitation

Hmaw Bi gets around 7 mm of rain over 1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
44
54
64
74
84
94
104
114
124
133
143
153
163
172
182
192
202
212
222
232
242
252
262
273
283
293
303
312

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 66% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1372645191
2362645201
3262646201
4262646201
5252647191
6152647191
7152647191
8142748191
9142748181
10142749181
11142849171
12142850161
13142950151
14142951141
15142952131
16143051131
17143052121
18143052121
19143153110
20143153110
21243052120
22243052120
23242952130
24242853130
25242852140
26242751151
27252651151
28252552151
29252452161
30252452161
31252353161

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 hours at the start of January to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:32 AM to 6:35 AM, and sunset from 5:33 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:325:33
211.06:325:34
311.06:335:35
411.06:335:35
511.06:335:36
611.06:345:36
711.06:345:37
811.16:345:37
911.16:345:38
1011.16:355:39
1111.16:355:39
1211.16:355:40
1311.16:355:40
1411.16:355:41
1511.16:355:41
1611.16:365:42
1711.16:365:43
1811.16:365:43
1911.16:365:44
2011.16:365:44
2111.26:365:45
2211.26:365:46
2311.26:365:46
2411.26:365:47
2511.26:365:47
2611.26:365:48
2711.26:365:48
2811.26:365:49
2911.26:365:49
3011.26:355:50
3111.36:355:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.18 kWh/m².

For context, solar energy here swings from a low near 2.89 kWh/m² to a high of 6.49 kWh/m² in April across the year — January's 5.18 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.1Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Hmaw Bi

In seasonPeak

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

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

Hmaw Bi's monsoon runs May–September, when most of the year's rain falls.

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

Is January a good time to visit Hmaw Bi?

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

4.7
Sightseeing
2nd-best month of the year
8.1
Beach & pool
1st-best month of the year

January is a reasonable time to visit Hmaw Bi for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Hmaw Bi in January

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

In January, Hmaw Bi sees daytime highs around 33°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Hmaw Bi in January

The nearest coast averages about 27°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 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 Hmaw Bi in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hmaw Bi 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 Hmaw Bi in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hmaw Bi is worst in February — around 50 µg/m³ PM2.5 (poor), about 3.5× the cleanest month (June, 15 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 1649 µg/m³Jun 2115 µg/m³
PM2.5 (µg/m³)Level
Jan40Poor
Feb50Poor
Mar42Poor
Apr28Moderate
May19Moderate
Jun15Moderate
Jul16Moderate
Aug16Moderate
Sep15Moderate
Oct17Moderate
Nov23Moderate
Dec30Moderate
Location & terrain

Where is Hmaw Bi?

Hmaw Bi sits at 16.6°N, 97.6°E, 13 m above sea level, in Myanmar. The nearest listed city is Martaban, 12 km away.

Topography around Hmaw Bi

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

Within 3 km, the terrain around Hmaw Bi has only modest variations in elevation — a maximum elevation change of 46 m around an average of 4 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 853 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,039 m.

The land around Hmaw Bi is covered by cropland (56%) and water (25%) within 3 km, cropland (44%) and trees (34%) within 16 km, and trees (43%), water (27%) and cropland (24%) within 80 km.

3 km
46 m
16 km
853 m
80 km
2,039 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Martaban 12 km · Mawlamyine 16 km · Paung 17 km · Hpa-An 28 km · Thaton 41 km · Mudon 44 km · Kyaikkami 62 km · Kawkareik 67 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 Hmaw Bi (16.6356°, 97.6153°, elevation 13 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).