March weather in Sinclair, WY
The average temperature in Sinclair in March is 33.6°F (22.0°F–45.1°F). Average precipitation: 0.66 inches.
March is a spring month in Sinclair, and is cooler than the annual average of 43.1°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
45.1°F
Avg Low
22.0°F
Precipitation
0.66 in
Daylight
11h 43m
March records in Sinclair
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 57.0°F (1986) | -16.1°F (2002) | 0.30 in (1952) |
| March 2 | 59.0°F (2025) | -18.0°F (2002) | 0.67 in (2026) |
| March 3 | 57.0°F (1983) | -13.0°F (1952) | 1.08 in (1963) |
| March 4 | 55.9°F (1986) | -20.7°F (2015) | 0.31 in (1963) |
| March 5 | 60.1°F (2016) | -8.0°F (1963) | 0.20 in (2022) |
| March 6 | 59.0°F (1987) | -1.8°F (2022) | 0.51 in (1998) |
| March 7 | 55.0°F (1987) | -11.9°F (1964) | 0.23 in (1998) |
| March 8 | 57.9°F (1986) | -23.1°F (1998) | 0.18 in (2006) |
| March 9 | 62.1°F (1972) | -11.0°F (1969) | 0.20 in (1968) |
| March 10 | 63.0°F (1972) | -23.8°F (2022) | 0.56 in (1988) |
| March 11 | 61.0°F (1989) | -15.0°F (1969) | 0.36 in (1991) |
| March 12 | 60.1°F (2016) | -7.1°F (1956) | 0.28 in (1980) |
| March 13 | 64.0°F (2007) | -9.9°F (1962) | 0.35 in (2002) |
| March 14 | 62.1°F (2003) | -15.0°F (1969) | 0.25 in (2021) |
| March 15 | 66.9°F (2015) | -16.1°F (1956) | 0.26 in (2002) |
| March 16 | 64.0°F (2012) | -9.0°F (2000) | 0.26 in (1966) |
| March 17 | 66.0°F (2007) | -8.0°F (1958) | 0.24 in (2003) |
| March 18 | 72.0°F (2026) | -11.0°F (1965) | 0.36 in (1954) |
| March 19 | 73.9°F (2026) | -8.0°F (1965) | 0.41 in (1989) |
| March 20 | 73.0°F (2026) | -13.0°F (1955) | 0.31 in (1952) |
| March 21 | 77.0°F (2026) | -16.1°F (1955) | 0.14 in (2001) |
| March 22 | 71.1°F (2004) | -9.9°F (2000) | 0.34 in (1978) |
| March 23 | 71.1°F (2012) | -2.0°F (1952) | 0.32 in (2009) |
| March 24 | 72.0°F (2026) | -5.1°F (1965) | 0.30 in (2004) |
| March 25 | 78.1°F (2026) | -7.1°F (1955) | 0.13 in (1967) |
| March 26 | 70.0°F (2025) | -9.9°F (1955) | 0.73 in (2009) |
| March 27 | 72.0°F (2025) | -9.9°F (2009) | 0.44 in (1979) |
| March 28 | 72.0°F (2026) | -2.0°F (1987) | 0.46 in (2007) |
| March 29 | 69.1°F (2026) | -4.0°F (2000) | 0.45 in (1998) |
| March 30 | 69.1°F (2026) | -11.0°F (1985) | 0.67 in (2016) |
| March 31 | 73.0°F (2012) | -4.0°F (1954) | 0.24 in (2025) |