Fairfax, Sunday, 9 August, 08:11
Overcast. Feels like 68°. High 84°, low 66°.
In March, Fairfax, MN averages a high of 40.2° and a low of 22.5°. About 2.1 inches of precipitation fall over the month (8 wet days). The record high is 81.5° (2025) and the record low -29.6° (1962). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 32.2° | 15.4° | 20% | 65.1° (1992) | -29.6° (1962) |
| 2 | 30.6° | 14.4° | 17% | 60.1° (2024) | -18° (2014) |
| 3 | 33.6° | 15.6° | 18% | 67.6° (2024) | -16.6° (2019) |
| 4 | 34.5° | 17.2° | 25% | 63.5° (1983) | -11° (2019) |
| 5 | 33.8° | 18.1° | 32% | 70° (2000) | -23.6° (1960) |
| 6 | 35.4° | 17.6° | 28% | 70.7° (2017) | -11.6° (1960) |
| 7 | 34.3° | 16.7° | 15% | 73.4° (2000) | -15° (2008) |
| 8 | 34.2° | 17.8° | 22% | 66.7° (2000) | -8.3° (1995) |
| 9 | 35.2° | 18° | 20% | 67.1° (2021) | -9.9° (2003) |
| 10 | 36.3° | 18.9° | 20% | 69.8° (2025) | -15.2° (2003) |
| 11 | 37.4° | 19.8° | 25% | 67.8° (2016) | -7.6° (1998) |
| 12 | 38.3° | 21° | 38% | 70.5° (1990) | -16.6° (1998) |
| 13 | 40.3° | 22.6° | 23% | 68.9° (2012) | -13.4° (1993) |
| 14 | 40.6° | 23.9° | 25% | 75.6° (2025) | -15° (1993) |
| 15 | 40.6° | 22.6° | 25% | 74.3° (2015) | -4.5° (1997) |
| 16 | 40.6° | 22.5° | 20% | 76.6° (2012) | -3.3° (1997) |
| 17 | 40.5° | 23.7° | 17% | 78.1° (2012) | -11.2° (1993) |
| 18 | 40.8° | 25° | 28% | 78.4° (2012) | -7.8° (1993) |
| 19 | 43.5° | 25° | 18% | 73.6° (2012) | -3.3° (1965) |
| 20 | 41.9° | 25.2° | 30% | 64.6° (2015) | -5.6° (1965) |
| 21 | 42.4° | 24.4° | 15% | 72.1° (2022) | -9.2° (1965) |
| 22 | 43° | 24.3° | 27% | 65.8° (2012) | 0.7° (1965) |
| 23 | 42.6° | 25° | 35% | 70.5° (2003) | -4.4° (1965) |
| 24 | 43.9° | 25.5° | 27% | 70.7° (1963) | -9.8° (1965) |
| 25 | 44.1° | 26.4° | 18% | 70.2° (2007) | -3.5° (1965) |
| 26 | 45° | 25.3° | 23% | 79.5° (2007) | -11° (1996) |
| 27 | 47.1° | 28.2° | 33% | 76.3° (1989) | 4.6° (1996) |
| 28 | 47.8° | 28.6° | 27% | 81.5° (2025) | -3.8° (2024) |
| 29 | 47.8° | 28.9° | 27% | 79.9° (1986) | -5.6° (1969) |
| 30 | 49.1° | 30.7° | 28% | 77° (1968) | -5.1° (1969) |
| 31 | 49.8° | 30.2° | 35% | 79.5° (1986) | 0.5° (1969) |