May weather in Fairfax, OK
The average temperature in Fairfax in May is 68.8°F (57.6°F–80.0°F). Average precipitation: 5.36 inches.
May is a spring month in Fairfax, and is warmer than the annual average of 60.1°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 57m. For travel, May is a wet month.
Avg High
80.0°F
Avg Low
57.6°F
Precipitation
5.36 in
Daylight
13h 57m
May records in Fairfax
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1987) | 28.9°F (1960) | 2.65 in (1951) |
| May 2 | 90.0°F (1968) | 33.1°F (1961) | 2.40 in (1954) |
| May 3 | 90.0°F (2012) | 30.0°F (2005) | 1.20 in (1978) |
| May 4 | 90.0°F (1963) | 32.0°F (2005) | 1.90 in (1930) |
| May 5 | 100.0°F (2014) | 37.9°F (1979) | 1.60 in (2024) |
| May 6 | 98.1°F (2014) | 37.0°F (1992) | 1.90 in (2019) |
| May 7 | 96.1°F (2023) | 35.1°F (1992) | 3.03 in (1930) |
| May 8 | 93.9°F (2014) | 35.1°F (1976) | 2.55 in (2008) |
| May 9 | 93.0°F (2011) | 36.0°F (1980) | 3.22 in (1993) |
| May 10 | 93.0°F (2018) | 34.0°F (2020) | 3.42 in (1950) |
| May 11 | 93.9°F (1963) | 34.0°F (1981) | 1.50 in (1964) |
| May 12 | 91.0°F (1992) | 35.1°F (1960) | 2.98 in (1929) |
| May 13 | 93.0°F (1962) | 35.1°F (1966) | 4.80 in (1983) |
| May 14 | 91.0°F (1987) | 39.0°F (1973) | 1.96 in (1967) |
| May 15 | 95.0°F (2025) | 36.0°F (1973) | 1.10 in (1986) |
| May 16 | 93.0°F (1972) | 36.0°F (2014) | 2.78 in (1957) |
| May 17 | 97.0°F (1972) | 33.1°F (2014) | 5.98 in (1943) |
| May 18 | 95.0°F (1987) | 39.0°F (1976) | 2.50 in (1943) |
| May 19 | 97.0°F (2006) | 41.0°F (1976) | 4.00 in (1943) |
| May 20 | 96.1°F (2006) | 37.9°F (1981) | 1.60 in (1955) |
| May 21 | 93.9°F (2014) | 46.0°F (1963) | 8.20 in (2019) |
| May 22 | 93.9°F (1998) | 42.1°F (2001) | 1.64 in (1923) |
| May 23 | 93.9°F (1996) | 44.1°F (2001) | 2.55 in (1938) |
| May 24 | 91.0°F (1962) | 43.0°F (2001) | 2.80 in (2022) |
| May 25 | 97.0°F (2006) | 41.0°F (1979) | 3.05 in (2025) |
| May 26 | 93.0°F (1964) | 36.0°F (1979) | 2.22 in (2000) |
| May 27 | 93.9°F (2018) | 39.0°F (1961) | 1.85 in (1990) |
| May 28 | 96.1°F (2012) | 46.9°F (1976) | 3.50 in (1987) |
| May 29 | 91.9°F (1991) | 41.0°F (1984) | 2.50 in (1960) |
| May 30 | 96.1°F (1998) | 45.0°F (1992) | 3.50 in (2013) |
| May 31 | 93.9°F (2018) | 42.1°F (1972) | 2.65 in (1993) |