Climate Oskaloosa - Iowa
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 31 | 35 | 48 | 62 | 72 | 81 |
| Average low in ºF Av. low Lo | 11 | 15 | 26 | 38 | 49 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 1.31 | 1.69 | 2.14 | 3.59 | 4.80 | 4.94 |
| Av. snowfall in inch Snowfall Sn | 6 | 9 | 4 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 83 | 76 | 64 | 49 | 34 |
| Average low in ºF Av. low Lo | 64 | 62 | 52 | 40 | 27 | 15 |
| Av. precipitation in inch Av. precip. Pre. | 4.61 | 4.63 | 3.73 | 2.81 | 2.63 | 1.34 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 6 |
Oskaloosa experiences a humid continental climate, marked by very strong seasonal contrasts. Summers are warm and fairly wet, with June being the wettest month. Winters are cold and bring regular snowfall, with January typically being the driest month. Precipitation is spread relatively evenly through the year, with winter moisture often arriving as snow.
Oskaloosa Climate Graph - Iowa Climate Chart
Daily normals Oskaloosa - Iowa - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 30.7 | 12.6 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 30.6 | 12.5 | 0.08 | 0.08 | 0.31 | 0.80 |
| 3 Jan | 30.5 | 12.4 | 0.12 | 0.12 | 0.51 | 1.30 |
| 4 Jan | 30.5 | 12.3 | 0.16 | 0.16 | 0.59 | 1.50 |
| 5 Jan | 30.4 | 12.1 | 0.20 | 0.20 | 0.79 | 2.00 |
| 6 Jan | 30.4 | 12.0 | 0.24 | 0.24 | 0.91 | 2.30 |
| 7 Jan | 30.4 | 11.9 | 0.28 | 0.28 | 0.98 | 2.50 |
| 8 Jan | 30.3 | 11.8 | 0.31 | 0.31 | 1.18 | 3.00 |
| 9 Jan | 30.3 | 11.7 | 0.35 | 0.35 | 1.42 | 3.60 |
| 10 Jan | 30.3 | 11.6 | 0.39 | 0.39 | 1.50 | 3.80 |
| 11 Jan | 30.3 | 11.5 | 0.43 | 0.43 | 1.69 | 4.30 |
| 12 Jan | 30.3 | 11.4 | 0.47 | 0.47 | 1.89 | 4.80 |
| 13 Jan | 30.3 | 11.3 | 0.51 | 0.51 | 2.01 | 5.10 |
| 14 Jan | 30.3 | 11.2 | 0.55 | 0.55 | 2.20 | 5.60 |
| 15 Jan | 30.3 | 11.1 | 0.59 | 0.59 | 2.40 | 6.10 |
| 16 Jan | 30.4 | 11.0 | 0.63 | 0.63 | 2.52 | 6.40 |
| 17 Jan | 30.4 | 10.9 | 0.67 | 0.67 | 2.72 | 6.90 |
| 18 Jan | 30.4 | 10.9 | 0.71 | 0.71 | 2.80 | 7.10 |
| 19 Jan | 30.4 | 10.8 | 0.75 | 0.75 | 2.99 | 7.60 |
| 20 Jan | 30.5 | 10.8 | 0.79 | 0.79 | 3.19 | 8.10 |
| 21 Jan | 30.5 | 10.7 | 0.83 | 0.83 | 3.31 | 8.40 |
| 22 Jan | 30.6 | 10.7 | 0.87 | 0.87 | 3.50 | 8.90 |
| 23 Jan | 30.7 | 10.7 | 0.94 | 0.94 | 3.70 | 9.40 |
| 24 Jan | 30.7 | 10.7 | 0.98 | 0.98 | 3.90 | 9.90 |
| 25 Jan | 30.8 | 10.7 | 1.02 | 1.02 | 4.09 | 10.40 |
| 26 Jan | 30.9 | 10.7 | 1.06 | 1.06 | 4.41 | 11.20 |
| 27 Jan | 31.0 | 10.8 | 1.10 | 1.10 | 4.61 | 11.70 |
| 28 Jan | 31.1 | 10.8 | 1.18 | 1.18 | 4.80 | 12.20 |
| 29 Jan | 31.2 | 10.9 | 1.22 | 1.22 | 5.12 | 13.00 |
| 30 Jan | 31.4 | 11.0 | 1.26 | 1.26 | 5.31 | 13.50 |
| 31 Jan | 31.5 | 11.1 | 1.30 | 1.30 | 5.59 | 14.20 |
Weather history Oskaloosa - May 2025
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 May | 64.0 | 46.9 | 0.27 | 0.00 | 0.0 |
| 02 May | 66.9 | 43.0 | 0.11 | 0.00 | 0.0 |
| 03 May | - | - | - | 0.00 | 0.0 |
| 04 May | - | - | - | 0.00 | 0.0 |
| 05 May | 71.1 | 39.9 | - | 0.00 | 0.0 |
| 06 May | 71.1 | 44.1 | 0.00 | 0.00 | 0.0 |
| 07 May | 75.0 | 45.0 | 0.00 | 0.00 | 0.0 |
| 08 May | 81.0 | 48.9 | 0.03 | 0.00 | 0.0 |
| 09 May | - | - | - | 0.00 | 0.0 |
| 10 May | - | - | - | 0.00 | 0.0 |
| 11 May | - | - | - | 0.00 | 0.0 |
| 12 May | - | - | - | 0.00 | 0.0 |
| 13 May | 84.9 | 54.0 | 0.00 | 0.00 | 0.0 |
| 14 May | 81.0 | 55.9 | 0.00 | 0.00 | 0.0 |
| 15 May | 87.1 | 62.1 | 0.00 | 0.00 | 0.0 |
| 16 May | 84.9 | 62.1 | 0.00 | 0.00 | 0.0 |
| 17 May | - | - | - | 0.00 | 0.0 |
| 18 May | - | - | - | 0.00 | 0.0 |
| 19 May | - | 39.0 | - | 0.00 | 0.0 |
| 20 May | - | - | - | 0.00 | 0.0 |
| 21 May | 71.1 | 48.9 | 0.04 | 0.00 | 0.0 |
| 22 May | 59.0 | 44.1 | 0.00 | 0.00 | 0.0 |
| 23 May | 63.0 | 41.0 | 0.00 | 0.00 | 0.0 |
| 24 May | - | - | - | 0.00 | 0.0 |
| 25 May | - | - | - | 0.00 | 0.0 |
| 26 May | - | - | - | 0.00 | 0.0 |
| 27 May | 73.0 | - | 0.07 | 0.00 | 0.0 |
| 28 May | 72.0 | 54.0 | 0.05 | 0.00 | 0.0 |
| 29 May | 69.1 | 52.0 | 0.03 | 0.00 | 0.0 |
| 30 May | 73.0 | 53.1 | 0.00 | 0.00 | 0.0 |
| 31 May | - | - | - | 0.00 | 0.0 |
Past weather Oskaloosa
| May 25 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 73.4 ºF | 31 ºF | |
| Average low temperature Av. low temp. | 49.1 ºF | 11 ºF | |
| Total precipitation Total precip. | 0.60 inch | 1.31 inch | |
| Total snowfall Total snowfall | 0.00 inch | 6 inch | |
| Highest max temperature Highest max temp. | 87.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 59.0 ºF | - | |
| Highest min temperature Highest min temp. | 62.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 39.0 ºF | - | |
Past weather May 2025 incomplete - Missing data
Geo Oskaloosa - Iowa
| Country | United States | |
|---|---|---|
| State | Iowa | |
| County | Mahaska | |
| City | Oskaloosa | |
| Zip Code | 52577 | |
| Longitude | -92.65 dec. degr. | |
| Latitude | 41.29 dec. degr. | |
| Altitude - Elevation | 840ft | |
| ICAO | - | |
| IATA | - |
Date and Time Oskaloosa - Iowa
| Local Time | 01:54 AM | |
|---|---|---|
| Sunrise | 05:35 AM | |
| Sunset | 08:47 PM | |
| Day/Night | Night | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Oskaloosa - Iowa
USGS National Map — Open interactive map
Oskaloosa weather averages
| Annual high temperature | 60ºF |
| Annual low temperature | 38ºF |
| Average annual precip. | 38.22 inch |
| Av. annual snowfall | 27 inch |
Station Data
Monthly averages Oskaloosa
Longitude: -92.6494, Latitude: 41.2917
Average weather Oskaloosa, IA - 52577
Monthly: 1991-2020 normals
History: 2007-2025
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...