Lanka Weather in April
Average highs run from 33°C on April 1 to 34°C on April 30, and lows from 19°C to 22°C. Normal precipitation for the month is 120 mm over about 18 wet days.
April day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
April at a glance
- Average high
- 34°C
- Average low
- 21°C
- Precipitation
- 120 mm
- Reanalysis high
- 41°CApr 22, 1999
- Reanalysis low
- 13°CApr 2, 1996
- Daylight
- 12 h 25 min to 13 h 07 min
- Cloud cover
- 75%
- Humidity
- 61%
- Dew point
- 17°C
- Wind
- 5.8 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 33°C | 19°C | 37°C 2007 | 14°C 1993 | 50% |
| Apr 2 | 33°C | 19°C | 38°C 2007 | 13°C 1996 | 52% |
| Apr 3 | 33°C | 19°C | 38°C 1999 | 16°C 1996 | 54% |
| Apr 4 | 34°C | 19°C | 38°C 1999 | 15°C 1996 | 54% |
| Apr 5 | 34°C | 19°C | 38°C 1999 | 14°C 1993 | 54% |
| Apr 6 | 34°C | 20°C | 38°C 1999 | 16°C 1993 | 54% |
| Apr 7 | 34°C | 20°C | 38°C 2001 | 15°C 1997 | 52% |
| Apr 8 | 34°C | 20°C | 38°C 1993 | 16°C 1997 | 52% |
| Apr 9 | 34°C | 20°C | 38°C 2013 | 16°C 1997 | 51% |
| Apr 10 | 34°C | 20°C | 37°C 1995 | 17°C 2012 | 53% |
| Apr 11 | 34°C | 20°C | 38°C 1999 | 18°C 1994 | 54% |
| Apr 12 | 34°C | 20°C | 39°C 1999 | 17°C 1994 | 55% |
| Apr 13 | 34°C | 21°C | 40°C 1999 | 17°C 2007 | 56% |
| Apr 14 | 34°C | 21°C | 40°C 1999 | 17°C 2005 | 58% |
| Apr 15 | 34°C | 21°C | 40°C 1999 | 18°C 2005 | 59% |
| Apr 16 | 34°C | 21°C | 39°C 1999 | 19°C 2005 | 60% |
| Apr 17 | 35°C | 21°C | 40°C 1996 | 18°C 1999 | 60% |
| Apr 18 | 35°C | 21°C | 39°C 2014 | 17°C 1991 | 60% |
| Apr 19 | 35°C | 21°C | 39°C 2014 | 19°C 1991 | 60% |
| Apr 20 | 35°C | 21°C | 39°C 1995 | 17°C 1991 | 62% |
| Apr 21 | 34°C | 21°C | 41°C 1999 | 19°C 2006 | 63% |
| Apr 22 | 34°C | 22°C | 41°C 1999 | 19°C 1997 | 65% |
| Apr 23 | 34°C | 22°C | 40°C 2014 | 18°C 2020 | 66% |
| Apr 24 | 34°C | 22°C | 40°C 2014 | 19°C 2001 | 66% |
| Apr 25 | 34°C | 22°C | 41°C 1995 | 18°C 2020 | 66% |
| Apr 26 | 34°C | 22°C | 40°C 2014 | 19°C 2011 | 66% |
| Apr 27 | 34°C | 22°C | 40°C 1999 | 19°C 1996 | 66% |
| Apr 28 | 34°C | 22°C | 39°C 1991 | 19°C 2010 | 66% |
| Apr 29 | 34°C | 22°C | 40°C 1999 | 20°C 2020 | 67% |
| Apr 30 | 34°C | 22°C | 39°C 2014 | 20°C 2020 | 68% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+5:30).
- April 1
- sunrise 5:10 AM, sunset 5:35 PM
- April 30
- sunrise 4:42 AM, sunset 5:49 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.