Lakewood, Washington has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 43 °F (low) to 60.6 °F (high). Annual precipitation averages 43.9 Inches. Lakewood is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.0 °F | 47.0 °F | 6.36 in. |
| February | 34.8 °F | 49.6 °F | 4.2 in. |
| March | 37.1 °F | 53.8 °F | 4.88 in. |
| April | 40.2 °F | 58.4 °F | 3.47 in. |
| May | 45.7 °F | 65.4 °F | 2.19 in. |
| June | 50.3 °F | 69.8 °F | 1.71 in. |
| July | 53.7 °F | 76.4 °F | 0.7 in. |
| August | 53.8 °F | 77.1 °F | 1.01 in. |
| September | 49.6 °F | 71.3 °F | 1.57 in. |
| October | 43.6 °F | 60.2 °F | 4.54 in. |
| November | 38.0 °F | 51.5 °F | 6.71 in. |
| December | 34.5 °F | 46.1 °F | 6.58 in. |
| Annual | 43 °F | 60.6 °F | 43.92 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |