Climate Duncan - Oklahoma
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 51 | 56 | 64 | 73 | 80 | 88 |
| Average low in ºF Av. low Lo | 28 | 32 | 41 | 49 | 59 | 67 |
| Av. precipitation in inch Av. precip. Pre. | 1.51 | 2.03 | 2.96 | 3.56 | 5.28 | 4.96 |
| Av. snowfall in inch Snowfall Sn | 2 | 1 | 0 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 93 | 94 | 85 | 75 | 63 | 52 |
| Average low in ºF Av. low Lo | 71 | 71 | 63 | 51 | 40 | 30 |
| Av. precipitation in inch Av. precip. Pre. | 2.60 | 2.78 | 3.64 | 4.26 | 2.31 | 2.12 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 0 | 1 |
What is the average weather in Duncan, Oklahoma?
Duncan experiences a humid subtropical climate with a very large seasonal temperature contrast. Summers are hot, while winters are cold and bring occasional snowfall. The area is fairly wet overall, with a strong seasonal pattern that makes spring the wettest time of year. Heavy seasonal downpours or afternoon thunderstorms can sometimes occur during the warmer months.
Duncan Climate Graph - Oklahoma Climate Chart
Daily normals Duncan - Oklahoma - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 51.2 | 28.8 | 0.05 | 0.05 | 0.00 | 0.00 |
| 2 Jan | 51.1 | 28.7 | 0.11 | 0.11 | 1.00 | 2.54 |
| 3 Jan | 51.1 | 28.7 | 0.17 | 0.17 | 1.00 | 2.54 |
| 4 Jan | 51.1 | 28.6 | 0.22 | 0.22 | 1.00 | 2.54 |
| 5 Jan | 51.1 | 28.6 | 0.28 | 0.28 | 2.00 | 5.08 |
| 6 Jan | 51.1 | 28.5 | 0.33 | 0.33 | 2.00 | 5.08 |
| 7 Jan | 51.1 | 28.5 | 0.39 | 0.39 | 2.00 | 5.08 |
| 8 Jan | 51.1 | 28.4 | 0.44 | 0.44 | 3.00 | 7.62 |
| 9 Jan | 51.2 | 28.4 | 0.49 | 0.49 | 3.00 | 7.62 |
| 10 Jan | 51.2 | 28.3 | 0.54 | 0.54 | 3.00 | 7.62 |
| 11 Jan | 51.3 | 28.3 | 0.59 | 0.59 | 4.00 | 10.16 |
| 12 Jan | 51.3 | 28.3 | 0.64 | 0.64 | 4.00 | 10.16 |
| 13 Jan | 51.4 | 28.3 | 0.68 | 0.68 | 4.00 | 10.16 |
| 14 Jan | 51.5 | 28.2 | 0.73 | 0.73 | 4.00 | 10.16 |
| 15 Jan | 51.5 | 28.2 | 0.78 | 0.78 | 5.00 | 12.70 |
| 16 Jan | 51.6 | 28.2 | 0.82 | 0.82 | 5.00 | 12.70 |
| 17 Jan | 51.7 | 28.2 | 0.87 | 0.87 | 5.00 | 12.70 |
| 18 Jan | 51.8 | 28.2 | 0.92 | 0.92 | 6.00 | 15.24 |
| 19 Jan | 51.9 | 28.2 | 0.97 | 0.97 | 6.00 | 15.24 |
| 20 Jan | 52.1 | 28.2 | 1.01 | 1.01 | 6.00 | 15.24 |
| 21 Jan | 52.2 | 28.2 | 1.06 | 1.06 | 7.00 | 17.78 |
| 22 Jan | 52.3 | 28.2 | 1.10 | 1.10 | 7.00 | 17.78 |
| 23 Jan | 52.4 | 28.3 | 1.15 | 1.15 | 8.00 | 20.32 |
| 24 Jan | 52.6 | 28.3 | 1.20 | 1.20 | 8.00 | 20.32 |
| 25 Jan | 52.7 | 28.3 | 1.25 | 1.25 | 8.00 | 20.32 |
| 26 Jan | 52.8 | 28.4 | 1.29 | 1.29 | 9.00 | 22.86 |
| 27 Jan | 53.0 | 28.4 | 1.34 | 1.34 | 9.00 | 22.86 |
| 28 Jan | 53.1 | 28.5 | 1.38 | 1.38 | 10.00 | 25.40 |
| 29 Jan | 53.3 | 28.6 | 1.43 | 1.43 | 10.00 | 25.40 |
| 30 Jan | 53.4 | 28.7 | 1.47 | 1.47 | 11.00 | 27.94 |
| 31 Jan | 53.6 | 28.8 | 1.52 | 1.52 | 11.00 | 27.94 |
Weather history Duncan - July 2025
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jul | - | - | 1.22 | 0.00 | 0.0 |
| 02 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 03 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 04 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 05 Jul | - | - | 1.02 | 0.00 | 0.0 |
| 06 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 07 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 08 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 09 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 10 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 11 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 12 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 13 Jul | - | - | 0.68 | 0.00 | 0.0 |
| 14 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 15 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 16 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 17 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 18 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 19 Jul | - | - | 0.00 | 0.00 | 0.0 |
| 20 Jul | - | - | - | - | - |
| 21 Jul | - | - | - | - | - |
| 22 Jul | - | - | - | - | - |
| 23 Jul | - | - | - | - | - |
| 24 Jul | - | - | - | - | - |
| 25 Jul | - | - | - | - | - |
| 26 Jul | - | - | - | - | - |
| 27 Jul | - | - | - | - | - |
| 28 Jul | - | - | - | - | - |
| 29 Jul | - | - | - | - | - |
| 30 Jul | - | - | - | - | - |
| 31 Jul | - | - | - | - | - |
Past weather Duncan
| Jul 25 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | - ºF | 51 ºF | |
| Average low temperature Av. low temp. | - ºF | 28 ºF | |
| Total precipitation Total precip. | 2.92 inch | 1.51 inch | |
| Total snowfall Total snowfall | 0.00 inch | 2 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 July 2025 incomplete - Missing data
Geo Duncan - Oklahoma
| Country | United States | |
|---|---|---|
| State | Oklahoma | |
| County | Stephens | |
| City | Duncan | |
| Zip Code | 73533 | |
| Longitude | -97.96 dec. degr. | |
| Latitude | 34.47 dec. degr. | |
| Altitude - Elevation | 1093ft | |
| ICAO | - | |
| IATA | - |
Date and Time Duncan - Oklahoma
| Local Time | 11:36 AM | |
|---|---|---|
| Sunrise | 06:23 AM | |
| Sunset | 08:49 PM | |
| Day/Night | Day | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Duncan - Oklahoma
USGS National Map — Open interactive map
Duncan weather averages
| Annual high temperature | 73ºF |
| Annual low temperature | 50ºF |
| Average annual precip. | 38.01 inch |
| Av. annual snowfall | 4 inch |
Station Data
Monthly averages Duncan
Longitude: -97.9599, Latitude: 34.4713
Average weather Duncan, OK - 73533
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, ...