Cross Lake, Manitoba climate data is summarized below. Average annual temperatures range from -6.1 °C (low) to 3.2 °C (high). Annual precipitation averages 503 Millimeters. Cross Lake is located in USDA Plant Hardiness Zone 2a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -25.55 °C | -16.41 °C | 0 mm |
| February | -24.86 °C | -13.73 °C | 0 mm |
| March | -18.8 °C | -5.92 °C | 0 mm |
| April | -8.31 °C | 3.38 °C | 11 mm |
| May | -0.03 °C | 10.37 °C | 38 mm |
| June | 7.92 °C | 17.45 °C | 110 mm |
| July | 11.48 °C | 20.62 °C | 120 mm |
| August | 11.37 °C | 20.28 °C | 115 mm |
| September | 6.48 °C | 15.44 °C | 65 mm |
| October | 0.5 °C | 5.9 °C | 44 mm |
| November | -10.47 °C | -4.48 °C | 0 mm |
| December | -23.21 °C | -15.14 °C | 0 mm |
| Annual | -6.1 °C | 3.2 °C | 503 mm |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 2a : -45.6°C to -42.8°C |
| Current Drought Conditions | Normal |