Pasadena, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from -0.8 °C (low) to 6.6 °C (high). Annual precipitation averages 776 Millimeters. Pasadena is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.36 °C | -4.65 °C | 16 mm |
| February | -11.97 °C | -4.89 °C | 10 mm |
| March | -10.11 °C | -2.84 °C | 27 mm |
| April | -4.21 °C | 2.57 °C | 47 mm |
| May | 0.67 °C | 9.64 °C | 69 mm |
| June | 5.79 °C | 15.37 °C | 66 mm |
| July | 10.41 °C | 20.2 °C | 85 mm |
| August | 10.46 °C | 19.5 °C | 103 mm |
| September | 6.78 °C | 14.8 °C | 112 mm |
| October | 2.58 °C | 8.46 °C | 102 mm |
| November | -1.85 °C | 3.19 °C | 88 mm |
| December | -7.06 °C | -1.75 °C | 51 mm |
| Annual | -0.8 °C | 6.6 °C | 776 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |