Moratuwa weather in April

In April, Moratuwa sees average daytime highs of 32°C and overnight lows near 25°C, with 208 mm of rain across 26.6 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 9th-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 13% of the time in April, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 12 min by month's end. Set against the rest of the year, April is Moratuwa's 4th-clearest and 9th-windiest month. For the whole year in context, see Moratuwa's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
25°
9th coldest
Rainfall
208 mm
26.6 wet days
Daylight
12 h 06 min
6:06 AM – 6:15 PM
Cloud cover
70%
4th clearest
Wind
6 km/h
9th windiest
Solar energy
5.53 kWh/m²
Travel score
2.6
out of 10

Moratuwa is human settlement.

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

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

A typical April day in Moratuwa reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, April runs on par with March and about 1°C warmer than May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125

How April really feels in Moratuwa

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

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

Moratuwa weather by month

How April compares with the rest of the year at a glance. April is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°9411.111.74.4
Feb32° / 24°8510.711.84.1
Mar32° / 24°10516.9123.4
Apr32° / 25°20826.612.12.6
May30° / 25°28929.912.32.6
Jun29° / 25°28329.112.42.8
Jul29° / 25°24329.312.42.9
Aug29° / 25°22429.312.23.0
Sep29° / 25°25828123.0
Oct29° / 24°35728.111.83.0
Nov30° / 24°36824.611.73.2
Dec30° / 23°21419.211.63.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 22% of April, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34456
44456
54357
64456
74357
84357
94258
104159
114159
123961
133961
143862
153763
163664
173565
183466
193367
203169
213169
222971
232872
242773
252674
262575
272476
282377
292278
302179

Chance of precipitation in April

Any precipitation

Moratuwa gets around 208 mm of rain over 26.6 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 88% and peaks near 95% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
174
275
377
478
580
681
782
883
984
1085
1186
1286
1387
1488
1588
1689
1790
1890
1991
2092
2192
2293
2393
2494
2594
2694
2795
2895
2995
3095

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the miserable band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
14060
23862
33763
43565
53367
63268
73070
82971
92773
102674
112476
122377
132179
142080
151882
161783
171585
181486
191387
201288
211189
221090
23991
24892
25793
26793
27694
28595
29595
30496

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over April. Sunrise moves from 6:13 AM to 6:01 AM, and sunset from 6:17 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:136:17
212.16:136:17
312.16:126:17
412.16:126:16
512.16:116:16
612.16:116:16
712.16:106:16
812.16:106:16
912.16:096:16
1012.16:096:16
1112.16:096:16
1212.16:086:16
1312.16:086:15
1412.16:076:15
1512.16:076:15
1612.16:066:15
1712.26:066:15
1812.26:056:15
1912.26:056:15
2012.26:056:15
2112.26:046:15
2212.26:046:15
2312.26:036:15
2412.26:036:15
2512.26:036:15
2612.26:026:15
2712.26:026:15
2812.26:026:15
2912.26:016:15
3012.26:016:15

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.53 kWh/m².

For context, solar energy here swings from a low near 4.41 kWh/m² to a high of 6.06 kWh/m² in March across the year — April's 5.53 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.4Bright
215.4Bright
225.4Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.1Bright
305.1Bright
Planning a trip in April

Hazard calendar for Moratuwa

In seasonPeak

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

Moratuwa 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 April a good time to visit Moratuwa?

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

2.6
Sightseeing
11th-best month of the year
4.0
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Moratuwa.

What to pack for Moratuwa in April

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

In April, Moratuwa sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Moratuwa in April

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

The sea offshore is warmest in April at about 30°C and coldest in August 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
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug27Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec28Tropical

UV index in Moratuwa in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Moratuwa peaks around September 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highSep 10UV 13Dec 15UV 10
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Moratuwa in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Moratuwa is worst in January — around 84 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (July, 29 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 1483 µg/m³Jul 2129 µg/m³
PM2.5 (µg/m³)Level
Jan84Unhealthy
Feb78Unhealthy
Mar73Unhealthy
Apr62Unhealthy
May44Poor
Jun31Moderate
Jul29Moderate
Aug30Moderate
Sep35Poor
Oct52Poor
Nov74Unhealthy
Dec81Unhealthy
Location & terrain

Where is Moratuwa?

Moratuwa sits at 6.8°N, 79.9°E, 10 m above sea level, in Sri Lanka. The nearest listed city is Panadura, 7.0 km away.

Topography around Moratuwa

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

Within 3 km, the terrain around Moratuwa has only modest variations in elevation — a maximum elevation change of 27 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 113 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,060 m.

The land around Moratuwa is covered by water (60%) and artificial surfaces (31%) within 3 km, water (53%) and trees (28%) within 16 km, and trees (59%) and water (37%) within 80 km.

3 km
27 m
16 km
113 m
80 km
2,060 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Panadura 7.0 km · Dehiwala-Mount Lavinia 8.0 km · Maharagama 10 km · Sri Jayewardenepura Kotte 13 km · Pita Kotte 13 km · Battaramulla South 14 km · Homagama 15 km · Kotikawatta 17 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 Moratuwa (6.773°, 79.8816°, 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).