March weather in Newcastle, WY
The average temperature in Newcastle in March is 36.9°F (25.5°F–48.3°F). Average precipitation: 0.77 inches. Average snowfall is 4.9 inches.
March is a spring month in Newcastle, and is cooler than the annual average of 47.3°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 11h 41m. For travel, March is cool.
Avg High
48.3°F
Avg Low
25.5°F
Precipitation
0.77 in
Snow
4.9 in
March records in Newcastle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.0°F (1941) | -9.9°F (1962) | 0.33 in (1953) |
| March 2 | 64.9°F (1992) | -14.1°F (1960) | 0.32 in (1996) |
| March 3 | 72.0°F (1921) | -17.0°F (2019) | 0.72 in (1985) |
| March 4 | 68.0°F (1921) | -18.0°F (2019) | 0.62 in (1980) |
| March 5 | 69.1°F (1937) | -15.0°F (1943) | 0.30 in (1908) |
| March 6 | 73.9°F (2000) | -17.0°F (1920) | 0.53 in (1994) |
| March 7 | 69.1°F (2016) | -9.9°F (1920) | 0.30 in (1998) |
| March 8 | 64.0°F (1986) | -16.1°F (1996) | 0.54 in (1992) |
| March 9 | 66.9°F (2026) | -9.9°F (2002) | 0.46 in (1943) |
| March 10 | 72.0°F (1989) | -13.0°F (1932) | 0.50 in (1999) |
| March 11 | 66.9°F (1995) | -13.0°F (1932) | 0.22 in (1975) |
| March 12 | 73.0°F (1995) | -9.0°F (1956) | 0.40 in (1952) |
| March 13 | 75.9°F (2007) | -2.9°F (1950) | 0.58 in (1995) |
| March 14 | 77.0°F (2015) | -7.1°F (1925) | 0.39 in (1938) |
| March 15 | 73.9°F (2003) | -4.0°F (1943) | 0.32 in (2016) |
| March 16 | 73.0°F (1995) | -8.0°F (1943) | 0.38 in (1908) |
| March 17 | 75.0°F (1921) | -8.0°F (1943) | 0.50 in (1908) |
| March 18 | 75.9°F (2012) | -9.9°F (1965) | 0.80 in (2003) |
| March 19 | 75.0°F (1910) | -7.1°F (1965) | 0.32 in (1982) |
| March 20 | 79.0°F (2026) | -7.1°F (1955) | 0.40 in (1913) |
| March 21 | 80.1°F (1910) | -17.0°F (1913) | 0.37 in (1987) |
| March 22 | 84.9°F (2026) | 5.0°F (1913) | 0.37 in (1965) |
| March 23 | 77.0°F (1939) | -4.0°F (1965) | 0.53 in (1937) |
| March 24 | 80.1°F (1918) | -13.0°F (1955) | 0.45 in (1959) |
| March 25 | 80.1°F (1918) | -11.9°F (1955) | 0.35 in (1958) |
| March 26 | 84.0°F (2026) | -8.0°F (1965) | 0.55 in (2018) |
| March 27 | 78.1°F (1918) | -5.1°F (1931) | 0.35 in (1910) |
| March 28 | 78.1°F (2015) | -5.1°F (1931) | 0.26 in (2008) |
| March 29 | 79.0°F (2022) | -7.1°F (1975) | 0.46 in (1935) |
| March 30 | 82.0°F (1918) | 3.0°F (1954) | 0.73 in (1998) |
| March 31 | 75.9°F (2015) | 3.0°F (1936) | 0.45 in (1925) |