Saltese, Montana has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 30.1 °F (low) to 55.1 °F (high). Annual precipitation averages 34.5 Inches. Saltese 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 | 17.8 °F | 32.5 °F | 4.26 in. |
| February | 18.5 °F | 36.7 °F | 3.31 in. |
| March | 23.3 °F | 45.6 °F | 3.75 in. |
| April | 28.3 °F | 53.1 °F | 2.24 in. |
| May | 34.8 °F | 63.3 °F | 2.5 in. |
| June | 41.2 °F | 70.5 °F | 2.62 in. |
| July | 44.6 °F | 81.9 °F | 0.86 in. |
| August | 42.9 °F | 82.1 °F | 1.08 in. |
| September | 36.7 °F | 70.6 °F | 1.34 in. |
| October | 29.9 °F | 54.7 °F | 3.2 in. |
| November | 24.8 °F | 39.3 °F | 4.14 in. |
| December | 18.3 °F | 31.4 °F | 5.24 in. |
| Annual | 30.1 °F | 55.1 °F | 34.54 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |