Phillipsburg, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.2 °C (low) to 19 °C (high). Annual precipitation averages 635.3 Millimeters. Phillipsburg 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9 °C | 4.5 °C | 12.7 mm |
| February | -7.6 °C | 6.7 °C | 19.05 mm |
| March | -2.4 °C | 13.2 °C | 36.83 mm |
| April | 2.8 °C | 18.6 °C | 60.71 mm |
| May | 9.4 °C | 23.8 °C | 103.89 mm |
| June | 15.6 °C | 30.3 °C | 84.58 mm |
| July | 18.5 °C | 33.3 °C | 95.5 mm |
| August | 17.2 °C | 31.8 °C | 77.47 mm |
| September | 11.8 °C | 27.6 °C | 50.55 mm |
| October | 4.2 °C | 20.3 °C | 51.05 mm |
| November | -2.8 °C | 12.3 °C | 23.62 mm |
| December | -7.8 °C | 5.5 °C | 19.3 mm |
| Annual | 4.2 °C | 19 °C | 635.25 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 |