Kalmunai weather in June

In June, Kalmunai sees average daytime highs of 32°C and overnight lows near 27°C, with 32 mm of rain across 6.6 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 11% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of June to 12 h 24 min by month's end. Set against the rest of the year, June is Kalmunai's 11th-clearest and 8th-windiest month. For the whole year in context, see Kalmunai's year-round climate.

Daytime high
32°
1st warmest
Overnight low
27°
12th coldest
Rainfall
32 mm
6.6 wet days
Daylight
12 h 24 min
5:50 AM – 6:16 PM
Cloud cover
76%
11th clearest
Wind
9 km/h
8th windiest
Solar energy
5.87 kWh/m²
Travel score
4.0
out of 10

Kalmunai is human settlement.

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical June day in Kalmunai reaches about 32°C in the afternoon and slips back to 27°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 33°C. Set against its neighbours, June runs on par with May and on par with July.

25°28°30°33°35°151015202530
Avg high (°C)Avg low (°C)
13227
23227
33227
43227
53227
63227
73227
83227
93227
103227
113227
123227
133227
143227
153227
163227
173227
183227
193227
203227
213227
223227
233227
243227
253227
263227
273227
283227
293227
303227

How June really feels in Kalmunai

Once humidity and wind are folded in, June averages 30 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
30
1 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kalmunai weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°18617.811.65.3
Feb28° / 24°951311.85.8
Mar29° / 25°609.911.95.7
Apr30° / 26°7013.412.24.5
May31° / 27°5911.612.34.0
Jun32° / 27°326.612.44.0
Jul32° / 27°317.612.44.0
Aug32° / 27°429.312.24.1
Sep31° / 26°6713.7124.0
Oct29° / 26°16420.811.83.8
Nov28° / 25°28024.711.73.9
Dec27° / 24°31022.511.64.5

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13070
22773
32674
42575
52476
62476
72377
82278
92278
102278
112278
122377
132377
142377
152476
162476
172575
182674
192674
202674
212674
222674
232674
242674
252674
262674
272674
282674
292674
302575

Chance of precipitation in June

Any precipitation

Kalmunai gets around 32 mm of rain over 6.6 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
133
232
331
431
530
629
728
827
926
1025
1124
1223
1322
1421
1521
1620
1719
1819
1919
2018
2118
2218
2318
2417
2517
2617
2717
2818
2918
3018

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
102773
202971
303268
403565
503862
604159
704456
804753
905149
1015346
1115643
1215841
1316138
1416336
1516633
1616831
1716930
1817128
1917227
2017425
2117524
2217623
2327523
2427622
2527721
2627721
2737720
2837720
2937720
3047719

Wind in June

Winds average 9 km/h in June.

Across June, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 12 h 24 min at the start of June to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over June. Sunrise moves from 5:48 AM to 5:53 AM, and sunset from 6:12 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:486:12
212.45:486:12
312.45:486:13
412.45:486:13
512.45:496:13
612.45:496:13
712.45:496:14
812.45:496:14
912.45:496:14
1012.45:496:14
1112.45:496:15
1212.45:496:15
1312.45:506:15
1412.45:506:15
1512.45:506:16
1612.45:506:16
1712.45:506:16
1812.45:506:16
1912.45:516:16
2012.45:516:17
2112.45:516:17
2212.45:516:17
2312.45:516:17
2412.45:526:18
2512.45:526:18
2612.45:526:18
2712.45:526:18
2812.45:536:18
2912.45:536:18
3012.45:536:19

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.87 kWh/m².

For context, solar energy here swings from a low near 4 kWh/m² to a high of 6.24 kWh/m² in March across the year — June's 5.87 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
Planning a trip in June

Hazard calendar for Kalmunai

In seasonPeak

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

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

Kalmunai'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 June a good time to visit Kalmunai?

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

4.0
Sightseeing
7th-best month of the year
6.5
Beach & pool
2nd-best month of the year

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

What to pack for Kalmunai in June

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

In June, Kalmunai sees daytime highs around 32°C and nights near 27°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Kalmunai in June

The nearest coast averages about 30°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore 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 Kalmunai in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kalmunai peaks around April 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 19UV 14Dec 21UV 10
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr14Extreme
May14Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Kalmunai in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kalmunai 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 Kalmunai?

Kalmunai sits at 7.4°N, 81.8°E, 10 m above sea level, in Sri Lanka. The nearest listed city is Ampara, 21 km away.

BatticaloaEravur TownPottuvilVakaraiBadullaEllaPolonnaruwa

Topography around Kalmunai

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

Within 3 km, the terrain around Kalmunai has only modest variations in elevation — a maximum elevation change of 13 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,357 m.

The land around Kalmunai is covered by water (43%) within 3 km, water (53%) and cropland (30%) within 16 km, and water (43%) and trees (38%) within 80 km.

3 km
13 m
16 km
62 m
80 km
1,357 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
June weather nearby: Ampara 21 km · Batticaloa 37 km · Eravur Town 48 km · Pottuvil 59 km · Vakarai 92 km · Badulla 98 km · Ella 105 km · Polonnaruwa 109 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 Kalmunai (7.409°, 81.8347°, elevation 10 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).