May weather in Marshalltown, IA

The average temperature in Marshalltown in May is °F (°F–°F). Average precipitation: 4.77 inches.

May is a spring month in Marshalltown, and is cooler than the annual average of 0°F. Daylight averages about 14h 23m.

Avg High
°F
Avg Low
°F
Precipitation
4.77 in
Daylight
14h 23m

May records in Marshalltown

Date Record High Record Low Record Precip
May 1 87.1°F (1992) 36.0°F (1994) 0.98 in (2017)
May 2 75.0°F (1992) 39.0°F (1994) 0.70 in (1993)
May 3 71.1°F (1992) 37.9°F (1994) 0.98 in (2013)
May 4 71.1°F (1992) 42.1°F (1992) 0.92 in (2013)
May 5 75.9°F (1993) 36.0°F (1992) 1.37 in (2013)
May 6 73.0°F (1993) 35.1°F (1992) 0.98 in (2023)
May 7 78.1°F (1993) 39.0°F (1991) 0.85 in (1993)
May 8 82.9°F (1993) 41.0°F (1994) 0.77 in (2023)
May 9 84.9°F (1992) 45.0°F (1994) 1.33 in (1990)
May 10 84.0°F (1992) 44.1°F (1994) 0.36 in (2016)
May 11 79.0°F (1991) 50.0°F (1994) 0.86 in (2017)
May 12 87.1°F (1991) 48.0°F (1993) 0.82 in (2014)
May 13 87.1°F (1991) 46.9°F (1993) 0.30 in (2014)
May 14 87.1°F (1991) 50.0°F (1994) 0.35 in (2020)
May 15 84.0°F (1991) 46.9°F (1993) 0.82 in (2015)
May 16 88.0°F (1992) 48.0°F (1994) 1.57 in (1991)
May 17 84.0°F (1991) 48.9°F (1993) 1.03 in (2020)
May 18 79.0°F (1994) 46.0°F (1993) 0.73 in (2017)
May 19 82.9°F (1992) 46.0°F (1993) 1.43 in (1990)
May 20 87.1°F (1992) 46.0°F (1993) 2.00 in (2025)
May 21 84.9°F (1994) 45.0°F (1993) 1.83 in (2024)
May 22 91.0°F (1994) 52.0°F (1992) 1.25 in (2024)
May 23 91.0°F (1994) 46.9°F (1992) 0.52 in (2020)
May 24 84.0°F (1991) 46.0°F (1992) 1.75 in (2019)
May 25 84.9°F (1994) 44.1°F (1992) 1.45 in (1990)
May 26 84.0°F (1991) 39.9°F (1992) 3.10 in (2013)
May 27 91.0°F (1991) 39.9°F (1992) 4.55 in (2013)
May 28 95.0°F (1991) 46.9°F (1992) 1.16 in (2017)
May 29 96.1°F (1991) 46.0°F (1992) 1.20 in (2020)
May 30 89.1°F (1994) 46.9°F (1993) 1.62 in (2013)
May 31 86.0°F (1992) 45.0°F (1993) 0.71 in (2012)

Other months in Marshalltown