Ayr, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4 °C (low) to 17.1 °C (high). Annual precipitation averages 681 Millimeters. Ayr is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.7 °C | 2 °C | 14.48 mm |
| February | -7.8 °C | 4.2 °C | 18.29 mm |
| March | -2.7 °C | 11 °C | 35.81 mm |
| April | 3.1 °C | 16.8 °C | 67.56 mm |
| May | 9.6 °C | 22.4 °C | 114.55 mm |
| June | 15.7 °C | 28.5 °C | 95.5 mm |
| July | 18.2 °C | 30.8 °C | 97.03 mm |
| August | 16.9 °C | 29.6 °C | 85.85 mm |
| September | 11.4 °C | 26 °C | 49.28 mm |
| October | 4.3 °C | 18.8 °C | 52.83 mm |
| November | -2.8 °C | 10.7 °C | 29.46 mm |
| December | -7.9 °C | 3.8 °C | 20.32 mm |
| Annual | 4 °C | 17.1 °C | 680.96 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |