Climate Ottumwa - Iowa
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 32 | 36 | 49 | 62 | 72 | 82 |
| Average low in ºF Av. low Lo | 13 | 18 | 28 | 40 | 51 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 0.90 | 1.28 | 2.24 | 3.40 | 4.71 | 5.09 |
| Av. snowfall in inch Snowfall Sn | 6 | 6 | 3 | 2 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 84 | 76 | 63 | 49 | 35 |
| Average low in ºF Av. low Lo | 65 | 62 | 53 | 41 | 30 | 17 |
| Av. precipitation in inch Av. precip. Pre. | 4.47 | 4.61 | 3.79 | 2.83 | 2.38 | 1.37 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 6 |
Ottumwa experiences a humid continental climate with very strong seasonal contrasts. Summers are warm and fairly wet, with June being the wettest month. Winters are cold, bringing regular snowfall, and January is the driest month. Precipitation is spread relatively evenly throughout the year, with winter moisture often arriving as snow.
Ottumwa Climate Graph - Iowa Climate Chart
Daily normals Ottumwa - Iowa - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 31.7 | 14.0 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 31.6 | 13.9 | 0.08 | 0.08 | 0.39 | 1.00 |
| 3 Jan | 31.6 | 13.8 | 0.12 | 0.12 | 0.71 | 1.80 |
| 4 Jan | 31.5 | 13.7 | 0.12 | 0.12 | 0.91 | 2.30 |
| 5 Jan | 31.5 | 13.7 | 0.16 | 0.16 | 1.10 | 2.80 |
| 6 Jan | 31.5 | 13.6 | 0.20 | 0.20 | 1.30 | 3.30 |
| 7 Jan | 31.4 | 13.5 | 0.24 | 0.24 | 1.50 | 3.80 |
| 8 Jan | 31.4 | 13.4 | 0.28 | 0.28 | 1.69 | 4.30 |
| 9 Jan | 31.4 | 13.4 | 0.31 | 0.31 | 1.89 | 4.80 |
| 10 Jan | 31.4 | 13.3 | 0.31 | 0.31 | 2.09 | 5.30 |
| 11 Jan | 31.4 | 13.2 | 0.35 | 0.35 | 2.28 | 5.80 |
| 12 Jan | 31.3 | 13.2 | 0.39 | 0.39 | 2.60 | 6.60 |
| 13 Jan | 31.3 | 13.1 | 0.43 | 0.43 | 2.80 | 7.10 |
| 14 Jan | 31.3 | 13.1 | 0.43 | 0.43 | 2.99 | 7.60 |
| 15 Jan | 31.4 | 13.1 | 0.47 | 0.47 | 3.19 | 8.10 |
| 16 Jan | 31.4 | 13.1 | 0.51 | 0.51 | 3.39 | 8.60 |
| 17 Jan | 31.4 | 13.1 | 0.51 | 0.51 | 3.58 | 9.10 |
| 18 Jan | 31.4 | 13.1 | 0.55 | 0.55 | 3.70 | 9.40 |
| 19 Jan | 31.4 | 13.1 | 0.59 | 0.59 | 3.90 | 9.90 |
| 20 Jan | 31.5 | 13.1 | 0.59 | 0.59 | 4.09 | 10.40 |
| 21 Jan | 31.5 | 13.1 | 0.63 | 0.63 | 4.29 | 10.90 |
| 22 Jan | 31.6 | 13.1 | 0.67 | 0.67 | 4.49 | 11.40 |
| 23 Jan | 31.6 | 13.2 | 0.71 | 0.71 | 4.69 | 11.90 |
| 24 Jan | 31.7 | 13.2 | 0.71 | 0.71 | 4.80 | 12.20 |
| 25 Jan | 31.8 | 13.3 | 0.75 | 0.75 | 5.00 | 12.70 |
| 26 Jan | 31.8 | 13.4 | 0.79 | 0.79 | 5.20 | 13.20 |
| 27 Jan | 31.9 | 13.5 | 0.79 | 0.79 | 5.39 | 13.70 |
| 28 Jan | 32.0 | 13.6 | 0.83 | 0.83 | 5.51 | 14.00 |
| 29 Jan | 32.2 | 13.7 | 0.83 | 0.83 | 5.71 | 14.50 |
| 30 Jan | 32.3 | 13.8 | 0.87 | 0.87 | 5.91 | 15.00 |
| 31 Jan | 32.4 | 14.0 | 0.91 | 0.91 | 6.10 | 15.50 |
Weather history Ottumwa - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 87.1 | 63.0 | 0.00 | 0.00 | - |
| 02 Jun | 82.0 | 55.9 | 0.00 | 0.00 | 0.0 |
| 03 Jun | 82.0 | 57.0 | 0.00 | 0.00 | - |
| 04 Jun | 86.0 | 60.1 | 0.04 | 0.00 | 0.0 |
| 05 Jun | 82.9 | 68.0 | 0.11 | 0.00 | - |
| 06 Jun | 88.0 | 68.0 | 0.01 | 0.00 | 0.0 |
| 07 Jun | 80.1 | 70.0 | 0.12 | 0.00 | 0.0 |
| 08 Jun | 84.9 | 70.0 | 0.20 | 0.00 | 0.0 |
| 09 Jun | 90.0 | 71.1 | 0.00 | 0.00 | 0.0 |
| 10 Jun | - | - | - | - | - |
| 11 Jun | - | - | - | - | - |
| 12 Jun | 81.0 | 54.0 | 0.00 | 0.00 | 0.0 |
| 13 Jun | - | - | - | - | - |
| 14 Jun | - | - | - | - | - |
| 15 Jun | - | - | - | - | - |
| 16 Jun | - | - | - | - | - |
| 17 Jun | - | - | - | - | - |
| 18 Jun | - | - | - | - | - |
| 19 Jun | - | - | - | - | - |
| 20 Jun | - | - | - | - | - |
| 21 Jun | - | - | - | - | - |
| 22 Jun | - | - | - | - | - |
| 23 Jun | - | - | - | - | - |
| 24 Jun | - | - | - | - | - |
| 25 Jun | - | - | - | - | - |
| 26 Jun | - | - | - | - | - |
| 27 Jun | - | - | - | - | - |
| 28 Jun | - | - | - | - | - |
| 29 Jun | - | - | - | - | - |
| 30 Jun | - | - | - | - | - |
Past weather Ottumwa
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 84.4 ºF | 32 ºF | |
| Average low temperature Av. low temp. | 63.7 ºF | 13 ºF | |
| Total precipitation Total precip. | 0.48 inch | 0.90 inch | |
| Total snowfall Total snowfall | 0.00 inch | 6 inch | |
| Highest max temperature Highest max temp. | 90.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 80.1 ºF | - | |
| Highest min temperature Highest min temp. | 71.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 54.0 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Ottumwa - Iowa
| Country | United States | |
|---|---|---|
| State | Iowa | |
| County | Wapello | |
| City | Ottumwa | |
| Zip Code | 52501 | |
| Longitude | -92.45 dec. degr. | |
| Latitude | 41.11 dec. degr. | |
| Altitude - Elevation | 840ft | |
| ICAO | - | |
| IATA | - |
Date and Time Ottumwa - Iowa
| Local Time | 03:28 AM | |
|---|---|---|
| Sunrise | 05:35 AM | |
| Sunset | 08:46 PM | |
| Day/Night | Night | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Ottumwa - Iowa
USGS National Map — Open interactive map
Ottumwa weather averages
| Annual high temperature | 60ºF |
| Annual low temperature | 40ºF |
| Average annual precip. | 37.07 inch |
| Av. annual snowfall | 24 inch |
Station Data
Monthly averages Ottumwa
Longitude: -92.4479, Latitude: 41.1066
Average weather Ottumwa, IA - 52501
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...