Riceville, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.2 °F (low) to 57.6 °F (high). Annual precipitation averages 48.3 Inches. Riceville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.3 °F | 32.6 °F | 3.78 in. |
| February | 16.6 °F | 34.9 °F | 2.75 in. |
| March | 23.8 °F | 43.7 °F | 3.49 in. |
| April | 34.1 °F | 57.3 °F | 4.14 in. |
| May | 44.7 °F | 68.8 °F | 4.21 in. |
| June | 53.8 °F | 76.4 °F | 4.82 in. |
| July | 57.6 °F | 80.3 °F | 4.7 in. |
| August | 56.4 °F | 79.2 °F | 3.86 in. |
| September | 49.7 °F | 72.7 °F | 4.29 in. |
| October | 39.4 °F | 60.7 °F | 4.42 in. |
| November | 30.9 °F | 47.9 °F | 3.85 in. |
| December | 23.2 °F | 36.9 °F | 4.03 in. |
| Annual | 37.2 °F | 57.6 °F | 48.34 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |