Trieste Weather in April
Average highs run from 13°C on April 1 to 18°C on April 30, and lows from 6°C to 11°C. Normal precipitation for the month is 75 mm over about 12 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
- 15°C
- Average low
- 8°C
- Precipitation
- 75 mm
- Reanalysis high
- 24°CApr 28, 2012
- Reanalysis low
- 0°CApr 9, 2012
- Daylight
- 12 h 48 min to 14 h 17 min
- Cloud cover
- 67%
- Humidity
- 75%
- Dew point
- 7°C
- Wind
- 11.5 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 | 13°C | 6°C | 19°C 2011 | 0°C 2020 | 36% |
| Apr 2 | 14°C | 6°C | 19°C 2019 | 1°C 2020 | 36% |
| Apr 3 | 14°C | 6°C | 20°C 2017 | 2°C 2013 | 36% |
| Apr 4 | 14°C | 6°C | 20°C 2017 | 2°C 2013 | 36% |
| Apr 5 | 14°C | 7°C | 20°C 2009 | 1°C 2003 | 37% |
| Apr 6 | 14°C | 7°C | 21°C 2009 | 2°C 2015 | 37% |
| Apr 7 | 14°C | 7°C | 20°C 2014 | 0°C 2003 | 36% |
| Apr 8 | 14°C | 7°C | 23°C 2011 | 0°C 2003 | 37% |
| Apr 9 | 14°C | 7°C | 24°C 2011 | 0°C 2012 | 38% |
| Apr 10 | 14°C | 7°C | 21°C 2020 | 4°C 2003 | 38% |
| Apr 11 | 14°C | 7°C | 21°C 2020 | 4°C 1994 | 39% |
| Apr 12 | 14°C | 7°C | 21°C 2007 | 3°C 1997 | 39% |
| Apr 13 | 15°C | 7°C | 22°C 2007 | 2°C 1997 | 38% |
| Apr 14 | 15°C | 7°C | 21°C 2007 | 2°C 1997 | 37% |
| Apr 15 | 15°C | 7°C | 22°C 2007 | 2°C 2001 | 38% |
| Apr 16 | 15°C | 8°C | 19°C 2007 | 3°C 1997 | 36% |
| Apr 17 | 15°C | 8°C | 21°C 2013 | 2°C 1997 | 36% |
| Apr 18 | 15°C | 8°C | 20°C 2013 | 3°C 1992 | 35% |
| Apr 19 | 16°C | 8°C | 22°C 2018 | 3°C 2015 | 34% |
| Apr 20 | 16°C | 8°C | 23°C 2018 | 3°C 1997 | 34% |
| Apr 21 | 16°C | 9°C | 23°C 2018 | 1°C 2017 | 35% |
| Apr 22 | 16°C | 9°C | 22°C 2000 | 2°C 2005 | 36% |
| Apr 23 | 16°C | 9°C | 22°C 2007 | 4°C 1991 | 36% |
| Apr 24 | 17°C | 9°C | 22°C 2007 | 4°C 1997 | 37% |
| Apr 25 | 17°C | 10°C | 22°C 2006 | 4°C 1991 | 37% |
| Apr 26 | 17°C | 10°C | 22°C 2010 | 5°C 1991 | 37% |
| Apr 27 | 17°C | 10°C | 22°C 1993 | 4°C 2016 | 36% |
| Apr 28 | 18°C | 10°C | 24°C 2012 | 4°C 2016 | 38% |
| Apr 29 | 18°C | 10°C | 24°C 2018 | 5°C 2016 | 38% |
| Apr 30 | 18°C | 11°C | 23°C 2012 | 5°C 2017 | 39% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- April 1
- sunrise 6:45 AM, sunset 7:33 PM
- April 30
- sunrise 5:54 AM, sunset 8:11 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.