Strasburg, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 2.2 °C (low) to 18.1 °C (high). Annual precipitation averages 424.2 Millimeters. Strasburg is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.6 °C | 6.6 °C | 10.16 mm |
| February | -7.4 °C | 7.3 °C | 11.68 mm |
| March | -3.1 °C | 12.7 °C | 30.48 mm |
| April | 0.6 °C | 16.2 °C | 49.78 mm |
| May | 5.8 °C | 21.2 °C | 60.96 mm |
| June | 11.2 °C | 28 °C | 56.64 mm |
| July | 14.9 °C | 31.8 °C | 64.77 mm |
| August | 13.7 °C | 30.4 °C | 54.61 mm |
| September | 9 °C | 26.1 °C | 29.72 mm |
| October | 1.9 °C | 18.5 °C | 27.43 mm |
| November | -3.7 °C | 11.7 °C | 17.27 mm |
| December | -8.3 °C | 6.3 °C | 10.67 mm |
| Annual | 2.2 °C | 18.1 °C | 424.17 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |