Atlantic, IA Weather & Climate Normals
Atlantic's real weather, in one number
Atlantic, IA scores 44/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Atlantic's hottest and coldest months
Atlantic's hottest month is Jul, averaging 75°F; its coldest is Jan, averaging 21°F, a 54.2°F swing across the year, one of the widest gaps in this dataset.
Atlantic's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 31°F | 10°F | 0.86in | 5.1in |
| Feb | 36°F | 14°F | 1.14in | 7.9in |
| Mar | 50°F | 25°F | 1.89in | 3.4in |
| Apr | 63°F | 36°F | 3.81in | 0.5in |
| May | 73°F | 49°F | 5.43in | 0in |
| Jun | 83°F | 60°F | 5.74in | 0in |
| Jul | 86°F | 64°F | 4.4in | 0in |
| Aug | 84°F | 61°F | 4.44in | 0in |
| Sep | 78°F | 51°F | 3.35in | 0in |
| Oct | 65°F | 38°F | 2.93in | 0.7in |
| Nov | 49°F | 25°F | 1.65in | 2in |
| Dec | 36°F | 15°F | 1.5in | 7.7in |
May, Jun, Jul, Aug, and Sep are the best time to see Atlantic at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Atlantic
Atlantic averages 37.14in of precipitation a year across roughly 107 days with measurable rain or snow, and 27.3in of snow a year.
Where Atlantic ranks
Atlantic ranks 3902 of 4876 US cities in this dataset for comfort score, and 27 of 85 within IA. About 6,717 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Atlantic 1 Ne, IA US, 1.9 miles from Atlantic, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure