Bremen, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.1 °C (low) to 17.7 °C (high). Annual precipitation averages 814.3 Millimeters. Bremen 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 | -8.9 °C | 2.4 °C | 18.8 mm |
| February | -6.9 °C | 5.1 °C | 26.42 mm |
| March | -1.3 °C | 11.8 °C | 49.53 mm |
| April | 4.2 °C | 17.7 °C | 78.49 mm |
| May | 10.8 °C | 23.2 °C | 120.65 mm |
| June | 16.6 °C | 28.7 °C | 115.82 mm |
| July | 19 °C | 31.3 °C | 109.47 mm |
| August | 17.7 °C | 30.4 °C | 87.88 mm |
| September | 12.5 °C | 26.3 °C | 81.53 mm |
| October | 5.6 °C | 19.5 °C | 59.94 mm |
| November | -1.3 °C | 11.2 °C | 35.56 mm |
| December | -6.7 °C | 4.4 °C | 30.23 mm |
| Annual | 5.1 °C | 17.7 °C | 814.32 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |