Sigiriya weather in April

In April, Sigiriya sees average daytime highs of 34°C and overnight lows near 24°C, with 94 mm of rain across 14.3 wet days and about 12.2 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 27% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 18 min by month's end. Set against the rest of the year, April is Sigiriya's 2nd-clearest and 12th-windiest month. For the whole year in context, see Sigiriya's year-round climate.

Daytime high
34°
1st warmest
Overnight low
24°
7th coldest
Rainfall
94 mm
14.3 wet days
Daylight
12 h 12 min
6:02 AM – 6:12 PM
Cloud cover
61%
2nd clearest
Wind
7 km/h
12th windiest
Solar energy
6.07 kWh/m²
Travel score
2.8
out of 10

Sigiriya is ancient rock fortress near Dambulla, Sri Lanka..

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 34°C through the month.

A typical April day in Sigiriya reaches about 34°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 36°C. Set against its neighbours, April runs about 1°C warmer than March and on par with May.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13424
23424
33424
43424
53424
63424
73424
83424
93424
103424
113424
123424
133424
143424
153424
163424
173424
183424
193425
203425
213425
223425
233425
243425
253425
263425
273425
283425
293425
303425

How April really feels in Sigiriya

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
8 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.

Sigiriya weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°9814.211.65.0
Feb30° / 22°7110.611.74.8
Mar33° / 23°478.411.93.9
Apr34° / 24°9414.312.22.8
May33° / 25°608.112.43.3
Jun33° / 25°194.612.53.7
Jul33° / 25°214.512.43.7
Aug33° / 25°275.112.33.6
Sep33° / 25°438.5123.4
Oct32° / 24°16617.711.83.2
Nov30° / 23°22222.511.63.4
Dec29° / 22°18620.411.54.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 23% of April, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
25743
35743
45644
55644
65545
75545
85446
95446
105347
115347
125248
135149
145050
154951
164951
174951
184852
194753
204654
214654
224654
234555
244555
254456
264357
274357
284258
294258
304258

Chance of precipitation in April

Any precipitation

Sigiriya gets around 94 mm of rain over 14.3 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 46% and peaks near 50% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
139
241
342
444
545
647
748
849
950
1050
1150
1250
1350
1450
1550
1649
1748
1848
1947
2047
2146
2246
2345
2445
2545
2645
2745
2844
2944
3044

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1114805
2013825
3011836
4010846
509847
608857
707858
806859
905869
10058510
11048511
12038611
13038512
14038413
15038413
16028414
17028315
18028315
19028216
20028216
21028117
22028018
23028018
24018019
25017920
26017821
27017722
28017623
29017524
30017425

Wind in April

Winds average 7 km/h in April, the calmest month.

Across April, daily wind ranges from about 7 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
198calm
208calm
218calm
228calm
238calm
249calm
259calm
269calm
279calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over April. Sunrise moves from 6:10 AM to 5:56 AM, and sunset from 6:14 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:106:14
212.16:096:14
312.16:096:13
412.16:086:13
512.16:086:13
612.16:076:13
712.16:066:13
812.16:066:13
912.16:056:13
1012.16:056:13
1112.16:046:13
1212.16:046:13
1312.26:036:13
1412.26:036:13
1512.26:026:13
1612.26:026:12
1712.26:026:12
1812.26:016:12
1912.26:016:12
2012.26:006:12
2112.26:006:12
2212.25:596:12
2312.25:596:12
2412.25:586:12
2512.25:586:12
2612.25:586:12
2712.35:576:12
2812.35:576:12
2912.35:576:12
3012.35:566:12

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.07 kWh/m².

For context, solar energy here swings from a low near 3.76 kWh/m² to a high of 6.21 kWh/m² in March across the year — April's 6.07 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Bright
286.0Bright
296.0Bright
305.9Bright
Planning a trip in April

Hazard calendar for Sigiriya

In seasonPeak

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

Sigiriya's monsoon runs October–December, when most of the year's rain falls.

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

Is April a good time to visit Sigiriya?

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

2.8
Sightseeing
12th-best month of the year
5.5
Beach & pool
9th-best month of the year

April is a weaker month for outdoor sightseeing in Sigiriya.

What to pack for Sigiriya in April

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

In April, Sigiriya sees daytime highs around 34°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Sigiriya in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sigiriya peaks around April 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highApr 20UV 14Dec 20UV 10
UV index (midday)Level
Jan10Extreme
Feb13Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Sigiriya 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 Sigiriya is worst in May — around 28 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1028 µg/m³Jul 2120 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb21Moderate
Mar24Moderate
Apr27Moderate
May28Moderate
Jun21Moderate
Jul20Moderate
Aug20Moderate
Sep21Moderate
Oct25Moderate
Nov24Moderate
Dec22Moderate
Location & terrain

Where is Sigiriya?

Sigiriya sits at 7.9°N, 80.8°E, 0 m above sea level, in Sri Lanka. The nearest listed city is Dambulla, 15 km away.

PolonnaruwaAnuradhapuraMataleKurunegalaKandyVakaraiTrincomalee

Topography around Sigiriya

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

Within 3 km, the terrain around Sigiriya has only modest variations in elevation — a maximum elevation change of 141 m around an average of 201 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 577 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,870 m.

The land around Sigiriya is covered by trees (72%) within 3 km, trees (76%) within 16 km, and trees (70%) within 80 km.

3 km
141 m
16 km
577 m
80 km
1,870 m
treesgrasslandcroplandwater
April weather nearby: Dambulla 15 km · Polonnaruwa 28 km · Anuradhapura 55 km · Matale 55 km · Kurunegala 67 km · Kandy 74 km · Vakarai 78 km · Trincomalee 87 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 Sigiriya (7.9495°, 80.7504°, elevation 0 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. 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).