MARSHALLTWN POL CN PL, IA US
GHCN ID: USC00135203 · IA, US · 265.2 m elevation · Records 1954-2026 (72 years)
Primary station for Marshalltown, IA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | °F | °F | °F | 0.99 in | — |
| February | °F | °F | °F | 1.12 in | — |
| March | °F | °F | °F | 1.89 in | — |
| April | °F | °F | °F | 3.88 in | — |
| May | °F | °F | °F | 4.77 in | — |
| June | °F | °F | °F | 5.70 in | — |
| July | °F | °F | °F | 4.17 in | — |
| August | °F | °F | °F | 4.40 in | — |
| September | °F | °F | °F | 3.48 in | — |
| October | °F | °F | °F | 2.68 in | — |
| November | °F | °F | °F | 1.85 in | — |
| December | °F | °F | °F | 1.46 in | — |