May weather in Ossian, IA
The average temperature in Ossian in May is °F (°F–°F). Average precipitation: 5.04 inches.
May is a spring month in Ossian, and is cooler than the annual average of 0°F. Daylight averages about 14h 29m.
Avg High
°F
Avg Low
°F
Precipitation
5.04 in
Daylight
14h 29m
May records in Ossian
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | — | — | 0.77 in (2017) |
| May 2 | — | — | 1.11 in (2018) |
| May 3 | — | — | 0.79 in (2013) |
| May 4 | — | — | 2.36 in (2018) |
| May 5 | — | — | 0.52 in (2012) |
| May 6 | — | — | 0.86 in (2012) |
| May 7 | — | — | 0.60 in (2024) |
| May 8 | — | — | 0.26 in (2010) |
| May 9 | — | — | 1.31 in (2018) |
| May 10 | — | — | 1.64 in (2013) |
| May 11 | — | — | 0.99 in (2010) |
| May 12 | — | — | 0.17 in (2018) |
| May 13 | — | — | 2.12 in (2010) |
| May 14 | — | — | 0.28 in (2020) |
| May 15 | — | — | 0.27 in (2011) |
| May 16 | — | — | 0.61 in (2017) |
| May 17 | — | — | 0.76 in (2020) |
| May 18 | — | — | 0.79 in (2017) |
| May 19 | — | — | 0.24 in (2013) |
| May 20 | — | — | 1.13 in (2013) |
| May 21 | — | — | 0.34 in (2013) |
| May 22 | — | — | 0.90 in (2024) |
| May 23 | — | — | 0.46 in (2013) |
| May 24 | — | — | 0.71 in (2019) |
| May 25 | — | — | 1.38 in (2019) |
| May 26 | — | — | 1.19 in (2011) |
| May 27 | — | — | 1.28 in (2013) |
| May 28 | — | — | 1.02 in (2020) |
| May 29 | — | — | 0.12 in (2020) |
| May 30 | — | — | 4.23 in (2013) |
| May 31 | — | — | 0.38 in (2012) |