Venersborg, Washington has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 41.5 °F (low) to 61 °F (high). Annual precipitation averages 65.5 Inches. Venersborg is located in USDA Plant Hardiness Zone 8b. 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 | 33.0 °F | 44.5 °F | 8.83 in. |
| February | 33.2 °F | 48.7 °F | 6.56 in. |
| March | 35.5 °F | 53.6 °F | 7.29 in. |
| April | 38.8 °F | 59.3 °F | 5.65 in. |
| May | 44.3 °F | 66.4 °F | 4.29 in. |
| June | 48.4 °F | 70.9 °F | 3.03 in. |
| July | 52.4 °F | 78.3 °F | 0.88 in. |
| August | 52.4 °F | 79.7 °F | 1.06 in. |
| September | 48.0 °F | 74.3 °F | 2.76 in. |
| October | 41.9 °F | 62.2 °F | 6.35 in. |
| November | 36.8 °F | 50.7 °F | 8.9 in. |
| December | 32.9 °F | 43.8 °F | 9.9 in. |
| Annual | 41.5 °F | 61 °F | 65.5 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |