Red Oak, IA Weather & Climate Normals
What a normal year in Red Oak actually looks like
On the 30-year record NOAA keeps for Red Oak, IA, the comfort score comes out to 39/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Red Oak's weather actually swings
Average temperatures in Red Oak run from 23°F in Jan up to 76°F in Jul, a 53.2°F seasonal swing, one of the widest gaps in this dataset.
Red Oak, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 33°F | 13°F | 0.88in | 7.3in |
| Feb | 38°F | 16°F | 1.11in | 8.1in |
| Mar | 51°F | 28°F | 2.03in | 2.6in |
| Apr | 63°F | 38°F | 3.83in | 1.2in |
| May | 73°F | 51°F | 5.95in | 0in |
| Jun | 83°F | 61°F | 5.44in | 0in |
| Jul | 86°F | 66°F | 3.96in | 0in |
| Aug | 85°F | 63°F | 3.89in | 0in |
| Sep | 78°F | 53°F | 3.58in | 0in |
| Oct | 66°F | 41°F | 3.31in | 0.5in |
| Nov | 50°F | 28°F | 1.88in | 1.2in |
| Dec | 37°F | 18°F | 1.38in | 6.5in |
If you're timing a visit, May, Jun, Aug, and Sep are Red Oak's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Red Oak actually gets
Over a typical year, Red Oak sees about 37.24in of precipitation a year across roughly 102 days with measurable rain or snow, with 27.4in of snow a year.
Red Oak against the rest of the country
Out of 4876 cities scored here, Red Oak comes in at 4676; within IA alone it ranks 75 of 85. Population is about 5,420.
Checking the actual forecast
These figures come from Red Oak, IA US, the NOAA station 1.2 miles from Red Oak, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is