Salina, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.9 °C (low) to 19.8 °C (high). Annual precipitation averages 787.9 Millimeters. Salina is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.6 °C | 5.2 °C | 21.59 mm |
| February | -4.8 °C | 7.8 °C | 29.21 mm |
| March | 0.5 °C | 14 °C | 54.61 mm |
| April | 5.7 °C | 19.3 °C | 64.77 mm |
| May | 12.1 °C | 24.7 °C | 125.98 mm |
| June | 18.1 °C | 31.1 °C | 102.11 mm |
| July | 20.8 °C | 33.9 °C | 93.73 mm |
| August | 19.6 °C | 32.5 °C | 99.31 mm |
| September | 14.7 °C | 28.1 °C | 70.1 mm |
| October | 7.3 °C | 21.2 °C | 60.2 mm |
| November | 0.3 °C | 13.2 °C | 35.31 mm |
| December | -5 °C | 6.5 °C | 30.99 mm |
| Annual | 6.9 °C | 19.8 °C | 787.91 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |