April weather in Calais, ME
The average temperature in Calais in April is 41.4°F (32.1°F–50.8°F). Average precipitation: 4.39 inches. Average snowfall is 6.0 inches.
April is a spring month in Calais, and is cooler than the annual average of 44.2°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 17m. For travel, April is cool.
Avg High
50.8°F
Avg Low
32.1°F
Precipitation
4.39 in
Snow
6.0 in
April records in Calais
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 55.9°F (2006) | 17.1°F (2003) | 2.55 in (2021) |
| April 2 | 61.0°F (2000) | 19.0°F (2003) | 1.22 in (2004) |
| April 3 | 64.0°F (2010) | 18.0°F (2016) | 1.38 in (2009) |
| April 4 | 59.0°F (2010) | 12.9°F (2016) | 1.16 in (2024) |
| April 5 | 69.1°F (2010) | 8.1°F (1995) | 1.19 in (2007) |
| April 6 | 64.0°F (2010) | 9.0°F (2015) | 0.68 in (2017) |
| April 7 | 59.0°F (2021) | 17.1°F (2003) | 1.72 in (2009) |
| April 8 | 64.0°F (2024) | 19.0°F (2003) | 1.41 in (2014) |
| April 9 | 69.1°F (2021) | 21.9°F (2018) | 0.66 in (2020) |
| April 10 | 64.0°F (2023) | 19.9°F (2018) | 0.95 in (1996) |
| April 11 | 70.0°F (2023) | 21.9°F (2009) | 0.39 in (2024) |
| April 12 | 64.9°F (2006) | 21.9°F (2007) | 0.93 in (2024) |
| April 13 | 70.0°F (2023) | 28.0°F (2000) | 1.34 in (2020) |
| April 14 | 66.9°F (2023) | 24.1°F (2003) | 0.94 in (2004) |
| April 15 | 70.0°F (2000) | 24.1°F (2011) | 1.03 in (2019) |
| April 16 | 72.0°F (2017) | 21.0°F (2011) | 1.50 in (2007) |
| April 17 | 66.0°F (2008) | 12.9°F (2003) | 1.30 in (1996) |
| April 18 | 73.9°F (2008) | 16.0°F (2003) | 0.69 in (2023) |
| April 19 | 66.0°F (1998) | 26.1°F (2003) | 3.35 in (2022) |
| April 20 | 70.0°F (2005) | 26.1°F (2009) | 0.78 in (1998) |
| April 21 | 72.0°F (2016) | 25.0°F (2020) | 2.59 in (2015) |
| April 22 | 72.0°F (2016) | 26.1°F (2013) | 2.12 in (2000) |
| April 23 | 82.9°F (2007) | 27.0°F (2011) | 3.03 in (2012) |
| April 24 | 72.0°F (2018) | 27.0°F (2004) | 1.53 in (2013) |
| April 25 | 68.0°F (2009) | 21.9°F (2004) | 0.94 in (2005) |
| April 26 | 66.0°F (2009) | 26.1°F (2016) | 2.20 in (2018) |
| April 27 | 64.9°F (2018) | 26.1°F (2016) | 1.28 in (2019) |
| April 28 | 82.9°F (2009) | 27.0°F (2016) | 2.23 in (2005) |
| April 29 | 77.0°F (2003) | 21.9°F (2016) | 1.34 in (2008) |
| April 30 | 71.1°F (1998) | 28.0°F (2006) | 1.47 in (2021) |