Norrtälje Weather in April
Average highs run from 5°C on April 1 to 10°C on April 30, and lows from -1°C to 3°C. Normal precipitation for the month is 45 mm over about 9 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
- 7°C
- Average low
- 1°C
- Precipitation
- 45 mm
- Reanalysis high
- 21°CApr 27, 1993
- Reanalysis low
- -5°CApr 3, 1996
- Daylight
- 13 h 17 min to 15 h 52 min
- Cloud cover
- 63%
- Humidity
- 83%
- Dew point
- 1°C
- Wind
- 12.6 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 | 5°C | -1°C | 10°C 2005 | -4°C 2012 | 30% |
| Apr 2 | 5°C | 0°C | 10°C 2007 | -4°C 2006 | 32% |
| Apr 3 | 5°C | 0°C | 12°C 2005 | -5°C 1996 | 32% |
| Apr 4 | 5°C | 0°C | 12°C 2009 | -4°C 1998 | 32% |
| Apr 5 | 5°C | 0°C | 10°C 1999 | -3°C 1997 | 32% |
| Apr 6 | 6°C | 0°C | 10°C 2020 | -3°C 2013 | 33% |
| Apr 7 | 6°C | 0°C | 10°C 1991 | -3°C 2012 | 33% |
| Apr 8 | 6°C | 0°C | 10°C 1996 | -3°C 2012 | 31% |
| Apr 9 | 6°C | 0°C | 11°C 1999 | -3°C 1993 | 30% |
| Apr 10 | 6°C | 0°C | 11°C 2015 | -3°C 2013 | 32% |
| Apr 11 | 6°C | 0°C | 14°C 2009 | -3°C 2019 | 33% |
| Apr 12 | 6°C | 1°C | 11°C 2016 | -3°C 1997 | 33% |
| Apr 13 | 6°C | 1°C | 13°C 2007 | -3°C 1997 | 32% |
| Apr 14 | 7°C | 1°C | 15°C 2007 | -3°C 2017 | 32% |
| Apr 15 | 7°C | 1°C | 16°C 2007 | -3°C 2017 | 30% |
| Apr 16 | 7°C | 1°C | 15°C 2007 | -3°C 2017 | 30% |
| Apr 17 | 7°C | 1°C | 12°C 2011 | -4°C 1992 | 28% |
| Apr 18 | 8°C | 1°C | 15°C 2019 | -3°C 1991 | 28% |
| Apr 19 | 8°C | 1°C | 14°C 2018 | -3°C 1991 | 28% |
| Apr 20 | 8°C | 2°C | 16°C 2018 | -2°C 1991 | 28% |
| Apr 21 | 8°C | 2°C | 15°C 2003 | -3°C 1991 | 27% |
| Apr 22 | 8°C | 2°C | 14°C 1996 | -2°C 1992 | 27% |
| Apr 23 | 9°C | 2°C | 14°C 2019 | -2°C 1992 | 28% |
| Apr 24 | 9°C | 2°C | 15°C 2011 | -3°C 1992 | 28% |
| Apr 25 | 9°C | 2°C | 18°C 2011 | -2°C 2003 | 28% |
| Apr 26 | 9°C | 2°C | 18°C 1993 | -1°C 1997 | 28% |
| Apr 27 | 9°C | 3°C | 21°C 1993 | 0°C 2005 | 29% |
| Apr 28 | 9°C | 3°C | 16°C 2014 | 0°C 2010 | 29% |
| Apr 29 | 10°C | 3°C | 18°C 2000 | 0°C 1995 | 29% |
| Apr 30 | 10°C | 3°C | 15°C 1998 | -1°C 1995 | 29% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- April 1
- sunrise 6:11 AM, sunset 7:28 PM
- April 30
- sunrise 4:47 AM, sunset 8:39 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.