April weather in New Castle, IN
The average temperature in New Castle in April is 50.1°F (38.4°F–61.8°F). Average precipitation: 4.42 inches. Average snowfall is 0.3 inches.
April is a spring month in New Castle, and is cooler than the annual average of 50.4°F. Daily temperatures swing about 23.4°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 4m. For travel, April is a comfortable month to visit.
Avg High
61.8°F
Avg Low
38.4°F
Precipitation
4.42 in
Snow
0.3 in
April records in New Castle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 82.0°F (1986) | 16.0°F (1964) | 1.41 in (1963) |
| April 2 | 80.1°F (1967) | 18.0°F (2019) | 2.05 in (2024) |
| April 3 | 81.0°F (1963) | 17.1°F (2021) | 2.18 in (2025) |
| April 4 | 82.0°F (2012) | 19.9°F (1987) | 2.58 in (1957) |
| April 5 | 80.1°F (1986) | 15.1°F (1995) | 2.92 in (2025) |
| April 6 | 84.0°F (1988) | 15.1°F (1995) | 1.22 in (1958) |
| April 7 | 82.0°F (2010) | 16.0°F (1982) | 1.67 in (1988) |
| April 8 | 82.9°F (1954) | 15.1°F (1982) | 1.90 in (2000) |
| April 9 | 81.0°F (2001) | 12.0°F (1957) | 1.25 in (1998) |
| April 10 | 82.0°F (1967) | 16.0°F (1997) | 1.32 in (1994) |
| April 11 | 84.0°F (2011) | 21.0°F (1960) | 1.63 in (2024) |
| April 12 | 81.0°F (1977) | 23.0°F (1976) | 1.18 in (2007) |
| April 13 | 82.0°F (1977) | 19.9°F (1950) | 1.38 in (2002) |
| April 14 | 81.0°F (1977) | 19.9°F (1950) | 1.21 in (2022) |
| April 15 | 82.9°F (2026) | 21.9°F (1957) | 1.02 in (1987) |
| April 16 | 82.9°F (2010) | 12.9°F (1983) | 0.77 in (1998) |
| April 17 | 82.0°F (1977) | 12.0°F (1983) | 1.70 in (2013) |
| April 18 | 82.0°F (1964) | 24.1°F (1990) | 1.87 in (1969) |
| April 19 | 87.1°F (1977) | 21.9°F (1983) | 1.41 in (1992) |
| April 20 | 84.0°F (1985) | 17.1°F (1983) | 3.40 in (2011) |
| April 21 | 82.9°F (1957) | 23.0°F (2021) | 2.14 in (1995) |
| April 22 | 86.0°F (1985) | 23.0°F (2021) | 1.62 in (1967) |
| April 23 | 86.0°F (1985) | 25.0°F (1978) | 1.51 in (2005) |
| April 24 | 86.0°F (1960) | 25.0°F (1986) | 1.67 in (1975) |
| April 25 | 89.1°F (1960) | 21.9°F (1971) | 1.05 in (1961) |
| April 26 | 86.0°F (1960) | 28.9°F (1967) | 2.56 in (1961) |
| April 27 | 86.0°F (1986) | 28.9°F (2012) | 1.61 in (2007) |
| April 28 | 86.0°F (1986) | 28.9°F (1976) | 2.58 in (1975) |
| April 29 | 84.0°F (1981) | 28.0°F (1979) | 2.00 in (1996) |
| April 30 | 84.9°F (1951) | 27.0°F (2018) | 1.17 in (2009) |