Climate Denison - Iowa
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 30 | 35 | 47 | 61 | 72 | 82 |
| Average low in ºF Av. low Lo | 11 | 16 | 26 | 37 | 50 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 0.72 | 0.78 | 2.07 | 3.30 | 4.44 | 4.87 |
| Av. snowfall in inch Snowfall Sn | 8 | 7 | 6 | 2 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 83 | 76 | 64 | 47 | 33 |
| Average low in ºF Av. low Lo | 65 | 63 | 53 | 41 | 28 | 15 |
| Av. precipitation in inch Av. precip. Pre. | 4.27 | 3.86 | 3.04 | 2.41 | 1.49 | 1.01 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 3 | 10 |
Denison Climate Graph - Iowa Climate Chart
Daily normals Denison - Iowa - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 29.9 | 12.2 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 29.9 | 12.0 | 0.04 | 0.04 | 0.51 | 1.30 |
| 3 Jan | 29.9 | 11.9 | 0.08 | 0.08 | 0.71 | 1.80 |
| 4 Jan | 29.9 | 11.8 | 0.08 | 0.08 | 0.98 | 2.50 |
| 5 Jan | 29.9 | 11.7 | 0.12 | 0.12 | 1.18 | 3.00 |
| 6 Jan | 29.9 | 11.7 | 0.12 | 0.12 | 1.42 | 3.60 |
| 7 Jan | 29.9 | 11.6 | 0.16 | 0.16 | 1.61 | 4.10 |
| 8 Jan | 29.9 | 11.5 | 0.20 | 0.20 | 1.89 | 4.80 |
| 9 Jan | 29.9 | 11.4 | 0.20 | 0.20 | 2.09 | 5.30 |
| 10 Jan | 30.0 | 11.3 | 0.24 | 0.24 | 2.28 | 5.80 |
| 11 Jan | 30.0 | 11.3 | 0.24 | 0.24 | 2.52 | 6.40 |
| 12 Jan | 30.0 | 11.2 | 0.28 | 0.28 | 2.72 | 6.90 |
Weather history Denison - May 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 May | - | - | - | - | - |
| 02 May | - | - | - | - | - |
| 03 May | - | - | - | - | - |
| 04 May | - | - | - | - | - |
| 05 May | - | - | - | - | - |
| 06 May | - | - | - | - | - |
| 07 May | - | - | - | - | - |
| 08 May | - | - | - | - | - |
| 09 May | - | - | - | - | - |
| 10 May | - | - | - | - | - |
| 11 May | - | - | - | - | - |
| 12 May | - | - | - | - | - |
| 13 May | - | - | - | - | - |
| 14 May | - | - | - | - | - |
| 15 May | - | - | - | - | - |
| 16 May | - | - | - | - | - |
| 17 May | - | - | - | - | - |
| 18 May | - | - | - | - | - |
| 19 May | - | - | - | - | - |
| 20 May | - | - | - | - | - |
| 21 May | - | - | - | - | - |
| 22 May | - | - | - | - | - |
| 23 May | - | - | - | - | - |
| 24 May | - | - | - | - | - |
| 25 May | - | - | - | - | - |
| 26 May | - | - | 0.00 | - | - |
| 27 May | - | - | 0.00 | - | - |
| 28 May | - | - | 0.00 | - | - |
| 29 May | - | - | - | - | - |
| 30 May | - | - | - | - | - |
| 31 May | - | - | - | - | - |
Past weather Denison
| May 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | - ºF | 30 ºF | |
| Average low temperature Av. low temp. | - ºF | 11 ºF | |
| Total precipitation Total precip. | 0.00 inch | 0.72 inch | |
| Total snowfall Total snowfall | - inch | 8 inch | |
| Highest max temperature Highest max temp. | - ºF | - | |
| Lowest max temperature Lowest max temp. | - ºF | - | |
| Highest min temperature Highest min temp. | - ºF | - | |
| Lowest min temperature Lowest min temp. | - ºF | - | |
Past weather May 2026 incomplete - Missing data
Geo Denison - Iowa
| Country | United States | |
|---|---|---|
| State | Iowa | |
| County | Crawford | |
| City | Denison | |
| Zip Code | 51442 | |
| Longitude | -95.38 dec. degr. | |
| Latitude | 41.99 dec. degr. | |
| Altitude - Elevation | 1266ft | |
| ICAO | - | |
| IATA | - |
Date and Time Denison - Iowa
| Local Time | 10:49 PM | |
|---|---|---|
| Sunrise | 05:44 AM | |
| Sunset | 08:56 PM | |
| Day/Night | Night | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Denison - Iowa
USGS National Map — Open interactive map
Denison weather averages
| Annual high temperature | 60ºF |
| Annual low temperature | 39ºF |
| Average annual precip. | 32.26 inch |
| Av. annual snowfall | 36 inch |
Station Data
Monthly averages Denison
Longitude: -95.3805, Latitude: 41.9866
Average weather Denison, IA - 51442
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, ...