April weather in New London, CT
The average temperature in New London in April is 47.6°F (39.1°F–56.2°F). Average precipitation: 3.58 inches.
April is a spring month in New London, and is cooler than the annual average of 51.4°F. Daily temperatures swing about 17.1°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 7m. For travel, April is a comfortable month to visit.
Avg High
56.2°F
Avg Low
39.1°F
Precipitation
3.58 in
Daylight
13h 7m
April records in New London
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 62.1°F (2010) | 26.2°F (2015) | 1.09 in (2004) |
| April 2 | 66.0°F (2006) | 22.1°F (2019) | 1.51 in (2005) |
| April 3 | 62.1°F (2014) | 26.2°F (2023) | 1.17 in (2024) |
| April 4 | 70.0°F (2025) | 26.2°F (2021) | 1.99 in (2017) |
| April 5 | 66.0°F (2005) | 25.2°F (2016) | 0.31 in (2025) |
| April 6 | 66.9°F (2010) | 24.3°F (2016) | 0.79 in (2009) |
| April 7 | 79.0°F (2010) | 23.2°F (2007) | 0.72 in (2016) |
| April 8 | 66.9°F (2021) | 28.2°F (2007) | 0.59 in (2006) |
| April 9 | 80.1°F (2013) | 27.0°F (2026) | 0.92 in (2000) |
| April 10 | 68.0°F (2008) | 27.1°F (2025) | 0.19 in (2002) |
| April 11 | 68.0°F (2023) | 26.2°F (2007) | 0.81 in (2003) |
| April 12 | 82.9°F (2023) | 27.1°F (2020) | 1.10 in (2007) |
| April 13 | 82.9°F (2023) | 29.1°F (2016) | 3.23 in (2004) |
| April 14 | 82.0°F (2023) | 28.9°F (2000) | 0.38 in (2004) |
| April 15 | 73.9°F (2026) | 31.1°F (2008) | 1.61 in (2007) |
| April 16 | 81.0°F (2003) | 29.1°F (2008) | 1.50 in (2018) |
| April 17 | 84.9°F (2002) | 28.0°F (2005) | 0.78 in (2011) |
| April 18 | 75.9°F (2002) | 30.0°F (2003) | 0.64 in (2024) |
| April 19 | 72.0°F (2006) | 29.1°F (2020) | 1.14 in (2022) |
| April 20 | 73.9°F (2006) | 28.9°F (2001) | 1.01 in (2009) |
| April 21 | 70.0°F (2007) | 30.2°F (2014) | 2.18 in (2000) |
| April 22 | 68.0°F (2016) | 32.0°F (2011) | 1.55 in (2012) |
| April 23 | 70.0°F (2016) | 26.2°F (2020) | 1.36 in (2006) |
| April 24 | 75.9°F (2008) | 33.1°F (2018) | 0.39 in (2020) |
| April 25 | 70.0°F (2025) | 31.1°F (2020) | 1.04 in (2018) |
| April 26 | 86.0°F (2009) | 32.0°F (2024) | 1.49 in (2003) |
| April 27 | 68.0°F (2001) | 28.9°F (2002) | 1.11 in (2007) |
| April 28 | 75.0°F (2025) | 35.1°F (2006) | 1.22 in (2008) |
| April 29 | 81.0°F (2017) | 30.0°F (2001) | 0.92 in (2023) |
| April 30 | 75.9°F (2007) | 31.1°F (2012) | 1.74 in (2005) |