Burnside, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 38.7 °F (low) to 59.4 °F (high). Annual precipitation averages 47.4 Inches. Burnside is located in USDA Plant Hardiness Zone 6a. 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 | 18.1 °F | 34.3 °F | 3.83 in. |
| February | 19.2 °F | 37.4 °F | 2.94 in. |
| March | 25.9 °F | 46.3 °F | 3.9 in. |
| April | 36.3 °F | 60.3 °F | 4.08 in. |
| May | 46.2 °F | 70.6 °F | 4.32 in. |
| June | 55.5 °F | 77.9 °F | 4.5 in. |
| July | 59.5 °F | 81.8 °F | 4.47 in. |
| August | 57.8 °F | 80.6 °F | 4.24 in. |
| September | 51.2 °F | 74.0 °F | 4.18 in. |
| October | 39.8 °F | 62.0 °F | 3.39 in. |
| November | 30.9 °F | 49.4 °F | 3.75 in. |
| December | 24.0 °F | 38.7 °F | 3.81 in. |
| Annual | 38.7 °F | 59.4 °F | 47.41 in. |
| 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |