Buda, Illinois has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.1 °C (low) to 15.1 °C (high). Annual precipitation averages 970.5 Millimeters. Buda is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.1 °C | -1.1 °C | 46.48 mm |
| February | -8.2 °C | 1.4 °C | 47.5 mm |
| March | -2.6 °C | 8.4 °C | 60.71 mm |
| April | 3.4 °C | 15.6 °C | 95.25 mm |
| May | 10.1 °C | 21.7 °C | 123.44 mm |
| June | 15.5 °C | 26.7 °C | 119.63 mm |
| July | 17.3 °C | 28.4 °C | 100.08 mm |
| August | 16 °C | 27.6 °C | 97.79 mm |
| September | 11.4 °C | 24.4 °C | 90.42 mm |
| October | 5 °C | 17.4 °C | 74.68 mm |
| November | -1.3 °C | 9.1 °C | 63.25 mm |
| December | -6.8 °C | 1.9 °C | 51.31 mm |
| Annual | 4.1 °C | 15.1 °C | 970.54 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |