Beliatta weather in January

In January, Beliatta sees average daytime highs of 29°C and overnight lows near 24°C, with 75 mm of rain across 12.7 wet days and about 11.7 hours of daylight. It is the 5th-warmest and 11th-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 26% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of January to 11 h 42 min by month's end. Set against the rest of the year, January is Beliatta's 3rd-clearest and 8th-windiest month. For the whole year in context, see Beliatta's year-round climate.

Daytime high
29°
5th warmest
Overnight low
24°
1st coldest
Rainfall
75 mm
12.7 wet days
Daylight
11 h 42 min
6:26 AM – 6:07 PM
Cloud cover
63%
3rd clearest
Wind
12 km/h
8th windiest
Solar energy
5.5 kWh/m²
Travel score
4.9
out of 10

Beliatta is town in Southern Province, Sri Lanka.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Beliatta reaches about 29°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202924
212924
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How January really feels in Beliatta

Once humidity and wind are folded in, January averages 29 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
29
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.

Beliatta weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°7512.711.74.9
Feb30° / 24°6312.211.84.6
Mar30° / 25°9517.9124.1
Apr30° / 25°16924.812.13.2
May29° / 26°16225.312.33.3
Jun29° / 25°1162312.33.7
Jul29° / 25°1012212.34.0
Aug28° / 25°10722.412.24.0
Sep29° / 25°14422.4123.9
Oct29° / 24°21224.711.93.7
Nov29° / 24°27625.211.73.5
Dec29° / 24°18020.911.74.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34258
44258
54456
64456
74357
84357
94456
104456
114456
124555
134654
144753
154654
164654
174654
184654
194555
204555
214555
224555
234555
244555
254555
264555
274555
284555
294555
304555
314654

Chance of precipitation in January

Any precipitation

Beliatta gets around 75 mm of rain over 12.7 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 41% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
150
249
348
448
547
647
746
846
945
1045
1144
1243
1342
1441
1540
1640
1739
1838
1938
2037
2137
2237
2336
2436
2537
2637
2737
2838
2938
3039
3139

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1011863
2012853
3012862
4012862
5012862
6012862
7013861
8014851
9014851
10015841
11017821
12018811
13019801
14020791
15021781
16022771
17023761
18024751
19125731
20126721
21126721
22127711
23127711
24127711
25126721
26126721
27126721
28126721
29225721
30225721
31224731

Wind in January

Winds average 12 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 42 min at the start of January to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:21 AM to 6:28 AM, and sunset from 6:00 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:216:00
211.76:216:00
311.76:216:01
411.76:226:01
511.76:226:02
611.76:236:02
711.76:236:03
811.76:236:03
911.76:246:04
1011.76:246:04
1111.76:246:05
1211.76:256:05
1311.76:256:06
1411.76:256:06
1511.76:266:06
1611.76:266:07
1711.76:266:07
1811.76:266:08
1911.76:276:08
2011.76:276:09
2111.76:276:09
2211.76:276:09
2311.76:276:10
2411.76:286:10
2511.76:286:10
2611.76:286:11
2711.76:286:11
2811.76:286:12
2911.76:286:12
3011.76:286:12
3111.76:286:12

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.5 kWh/m².

For context, solar energy here swings from a low near 4.81 kWh/m² to a high of 6.47 kWh/m² in March across the year — January's 5.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in January

Hazard calendar for Beliatta

In seasonPeak

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

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

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

Is January a good time to visit Beliatta?

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

4.9
Sightseeing
1st-best month of the year
6.4
Beach & pool
1st-best month of the year

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

What to pack for Beliatta in January

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

In January, Beliatta sees daytime highs around 29°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Beliatta in January

The nearest coast averages about 28°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 23 km away) is warmest in April at about 30°C and coldest in July near 28°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec28Tropical

UV index in Beliatta in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Beliatta peaks around April 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeApr 17UV 14Jan 10UV 10
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Beliatta 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 Beliatta is worst in November — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateNov 2121 µg/m³Sep 1416 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb19Moderate
Mar20Moderate
Apr20Moderate
May20Moderate
Jun17Moderate
Jul17Moderate
Aug17Moderate
Sep16Moderate
Oct18Moderate
Nov21Moderate
Dec20Moderate
Location & terrain

Where is Beliatta?

Beliatta sits at 6.0°N, 80.7°E, 39 m above sea level, in Sri Lanka. The nearest listed city is Devinuwara, 21 km away.

MataraMirissaAmbalantotaWeligamaHambantotaUnawatunaGalle

Topography around Beliatta

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

Within 3 km, the terrain around Beliatta has only modest variations in elevation — a maximum elevation change of 118 m around an average of 38 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 275 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,192 m.

The land around Beliatta is covered by trees (82%) within 3 km, trees (62%) and water (27%) within 16 km, and trees (57%) and water (35%) within 80 km.

3 km
118 m
16 km
275 m
80 km
2,192 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Devinuwara 21 km · Matara 25 km · Mirissa 32 km · Ambalantota 33 km · Weligama 34 km · Hambantota 43 km · Unawatuna 53 km · Galle 58 km

Sri Lanka travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 27% of US
price level, 2025
GDP per capita
$5,002
2025
Happiness
4.0 / 10
World Happiness, 2025
Safe drinking water
47%
of population, 2024
Homicide rate
3.3
per 100k, 2019
Road deaths
19.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 486
Religion
Buddhist 70%Hindu 13%Muslim 10%Roman Catholic 6%

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 Beliatta (6.0496°, 80.7325°, elevation 39 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).