Flights to Mason City, IA, United States
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Weather in Mason City
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | -4°C | -12°C |
| February | -2°C | -11°C |
| March | 6°C | -2°C |
| April | 13°C | 3°C |
| May | 19°C | 10°C |
| June | 25°C | 16°C |
| July | 26°C | 17°C |
| August | 26°C | 16°C |
| September | 23°C | 12°C |
| October | 14°C | 5°C |
| November | 6°C | -1°C |
| December | 0°C | -7°C |
