Ampara weather in December

In December, Ampara sees average daytime highs of 28°C and overnight lows near 23°C, with 261 mm of rain across 22.8 wet days and about 11.6 hours of daylight. It is the 11th-warmest and 1st-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 10% 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 Ampara's 9th-clearest and 2nd-windiest month. For the whole year in context, see Ampara's year-round climate.

Daytime high
28°
11th warmest
Overnight low
23°
3rd coldest
Rainfall
261 mm
22.8 wet days
Daylight
11 h 36 min
6:12 AM – 5:47 PM
Cloud cover
77%
9th clearest
Wind
10 km/h
2nd windiest
Solar energy
3.99 kWh/m²
Travel score
4.0
out of 10

Ampara is town in the Eastern Province, Sri Lanka.

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 Ampara reaches about 28°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 26°C and 30°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92824
102824
112824
122824
132824
142824
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282823
292823
302823
312823

How December really feels in Ampara

Once humidity and wind are folded in, December averages 2 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
2
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.

Ampara weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°1521811.64.6
Feb29° / 23°8313.211.84.7
Mar31° / 24°5811.2124.3
Apr33° / 25°8115.812.23.1
May34° / 26°8115.312.32.5
Jun35° / 27°4710.512.42.3
Jul35° / 27°4910.912.42.3
Aug35° / 26°631412.22.3
Sep34° / 26°9616.7122.4
Oct32° / 25°19622.811.82.8
Nov29° / 24°2572511.73.3
Dec28° / 23°26122.811.64.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22377
32476
42476
52575
62476
72476
82575
92575
102575
112575
122476
132476
142476
152575
162575
172575
182575
192674
202773
212773
222773
232773
242971
252971
262971
272971
282971
293169
303169
313169

Chance of precipitation in December

Any precipitation

Ampara gets around 261 mm of rain over 22.8 wet days in December, the wettest month. 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 78% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
178
277
376
476
575
675
775
875
975
1075
1175
1275
1375
1475
1575
1675
1775
1875
1975
2074
2174
2273
2372
2471
2570
2669
2768
2868
2967
3067
3166

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 78% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1068014
2078013
3078013
4087913
5088012
6088012
7097912
8098011
9098011
10098011
11098011
12098110
130108010
140108010
15010819
16011809
17011809
18012808
19112798
20113797
21114787
22114787
23115786
24116776
25117766
26117766
27118765
28119755
29119755
30119755
31120745

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 6:05 AM to 6:19 AM, and sunset from 5:41 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:055:41
211.66:055:42
311.66:065:42
411.66:065:42
511.66:075:42
611.66:075:43
711.66:085:43
811.66:085:44
911.66:095:44
1011.66:095:44
1111.66:105:45
1211.66:105:45
1311.66:115:45
1411.66:115:46
1511.66:125:46
1611.66:125:47
1711.66:135:47
1811.66:135:48
1911.66:145:48
2011.66:145:49
2111.66:155:49
2211.66:155:50
2311.66:155:50
2411.66:165:50
2511.66:165:51
2611.66:175:51
2711.66:175:52
2811.66:185:52
2911.66:185:53
3011.66:195:53
3111.66:195:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.99 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.99 kWh/m² to a high of 6.18 kWh/m² in March across the year — December's 3.99 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Moderate
114.0Moderate
124.0Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
234.0Moderate
244.0Moderate
254.0Bright
264.0Bright
274.0Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Ampara

In seasonPeak

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

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

Ampara's monsoon runs October–January, 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 Ampara?

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

4.0
Sightseeing
4th-best month of the year
4.8
Beach & pool
10th-best month of the year

December is a reasonable time to visit Ampara for sightseeing.

What to pack for Ampara in December

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

In December, Ampara sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. About 23 days see rain.

light clothesrain gear

Sea temperature near Ampara 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 May 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
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Ampara 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 Ampara peaks around April 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeApr 15UV 14Dec 22UV 10
UV index (midday)Level
Jan10Extreme
Feb13Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Ampara 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 Ampara is worst in May — around 25 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 2125 µg/m³Dec 2118 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar20Moderate
Apr19Moderate
May25Moderate
Jun23Moderate
Jul23Moderate
Aug23Moderate
Sep22Moderate
Oct22Moderate
Nov20Moderate
Dec18Moderate
Location & terrain

Where is Ampara?

Ampara sits at 7.3°N, 81.7°E, 37 m above sea level, in Sri Lanka. The nearest listed city is Kalmunai, 21 km away.

BatticaloaPottuvilEravur TownBadullaEllaVakaraiPolonnaruwa

Topography around Ampara

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

Within 3 km, the terrain around Ampara has only modest variations in elevation — a maximum elevation change of 40 m around an average of 31 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 600 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,026 m.

The land around Ampara is covered by trees (55%) and cropland (20%) within 3 km, trees (46%) and cropland (40%) within 16 km, and trees (45%) and water (35%) within 80 km.

3 km
40 m
16 km
600 m
80 km
2,026 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Kalmunai 21 km · Batticaloa 46 km · Pottuvil 49 km · Eravur Town 54 km · Badulla 77 km · Ella 84 km · Vakarai 97 km · Polonnaruwa 103 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 Ampara (7.2975°, 81.682°, elevation 37 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).