May weather in Foss, OK
The average temperature in Foss in May is 68.5°F (56.9°F–80.1°F). Average precipitation: 3.55 inches.
May is a spring month in Foss, and is warmer than the annual average of 60°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 52m. For travel, May is a comfortable month to visit.
Avg High
80.1°F
Avg Low
56.9°F
Precipitation
3.55 in
Daylight
13h 52m
May records in Foss
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.9°F (2020) | 36.0°F (2014) | 0.60 in (2025) |
| May 2 | 96.1°F (2020) | 35.1°F (2013) | 0.71 in (2001) |
| May 3 | 95.0°F (2012) | 26.2°F (2013) | 1.17 in (1969) |
| May 4 | 98.1°F (2014) | 34.0°F (2013) | 1.66 in (2001) |
| May 5 | 100.9°F (2012) | 41.0°F (2013) | 1.28 in (1964) |
| May 6 | 100.9°F (2014) | 42.1°F (2013) | 1.50 in (2007) |
| May 7 | 97.0°F (2014) | 42.1°F (1960) | 0.69 in (2015) |
| May 8 | 104.0°F (2011) | 42.1°F (2010) | 1.02 in (2007) |
| May 9 | 102.9°F (2022) | 43.0°F (2020) | 0.71 in (1968) |
| May 10 | 99.0°F (1967) | 41.0°F (1997) | 1.64 in (1964) |
| May 11 | 102.0°F (2000) | 41.0°F (2008) | 1.49 in (1968) |
| May 12 | 93.9°F (2004) | 42.1°F (2021) | 1.37 in (2024) |
| May 13 | 93.0°F (2013) | 37.0°F (1966) | 1.15 in (2015) |
| May 14 | 95.0°F (2025) | 41.0°F (2014) | 2.37 in (2023) |
| May 15 | 97.0°F (1966) | 41.0°F (1967) | 0.57 in (1969) |
| May 16 | 97.0°F (1966) | 42.1°F (2011) | 1.90 in (1961) |
| May 17 | 96.1°F (2000) | 43.0°F (2009) | 1.00 in (1960) |
| May 18 | 100.0°F (2013) | 46.0°F (1999) | 0.91 in (2001) |
| May 19 | 99.0°F (2006) | 48.0°F (2000) | 1.76 in (2015) |
| May 20 | 102.0°F (2006) | 46.9°F (1967) | 2.42 in (2011) |
| May 21 | 99.0°F (1998) | 46.0°F (1967) | 0.55 in (2019) |
| May 22 | 100.0°F (1966) | 44.1°F (2022) | 1.19 in (1959) |
| May 23 | 106.0°F (2000) | 51.1°F (1963) | 4.62 in (2015) |
| May 24 | 104.0°F (2000) | 46.9°F (2017) | 1.12 in (2002) |
| May 25 | 99.0°F (2006) | 46.9°F (2001) | 4.05 in (2019) |
| May 26 | 97.0°F (2006) | 50.0°F (2022) | 1.45 in (1959) |
| May 27 | 99.0°F (2011) | 48.0°F (1961) | 1.89 in (1999) |
| May 28 | 97.0°F (2022) | 51.1°F (1997) | 0.67 in (1965) |
| May 29 | 102.0°F (1998) | 54.0°F (1965) | 1.04 in (1964) |
| May 30 | 104.0°F (2003) | 52.0°F (2019) | 0.76 in (2024) |
| May 31 | 98.1°F (2008) | 51.1°F (2004) | 6.35 in (1968) |