Newington, Connecticut is primarily located in USDA Hardiness Zone 6b.
This classification indicates that the average annual extreme minimum temperature in Newington falls within a range of -5°F to 0°F (-20.6°C to -17.8°C). Understanding your planting zone is crucial for successful gardening, as it helps determine which plants are most likely to thrive in your local climate.
Understanding USDA Plant Hardiness Zones
The USDA Plant Hardiness Zone Map is a standardized guide that divides North America into 13 zones based on the average annual extreme minimum winter temperature. Each zone represents a 10-degree Fahrenheit range, further divided into 'a' and 'b' subzones, which represent 5-degree Fahrenheit increments. Knowing your zone helps gardeners select plants that can withstand the winter cold in their specific area.
For more detailed information on the national map, you can explore the USDA Plant Hardiness Zone Map.
Climate Data for Newington, CT (ZIP Code 06111)
Beyond the hardiness zone, several other climate factors influence plant growth and gardening practices in Newington. Here's a quick overview:
| Climate Factor | Data Point |
|---|---|
| 2023 Hardiness Zone | Zone 6b: -5°F to 0°F |
| Average Last Frost Date | April 21 - April 30 |
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers |
| Ecoregion | 59a - Connecticut Valley |
| Current Drought Status | Exceptional Drought |
Key Insights for Gardeners in Zone 6b
- Plant Selection: Gardeners in Newington can successfully grow a wide variety of plants, trees, and shrubs that are rated for Zone 6b or lower (e.g., Zones 3, 4, 5, 6a). Plants rated for higher zones (e.g., Zone 7 or warmer) may require special winter protection or might not survive the colder temperatures.
- Frost Dates: The average last frost date (April 21-April 30) is important for planning when to plant tender annuals and vegetables outdoors. It's generally safest to wait until after this period to minimize the risk of frost damage.
- Climate Type (Dfa - Humid Continental Hot Summers): This indicates that Newington experiences distinct seasons, with hot, humid summers and cold winters, which influences plant choices and care throughout the year.
- Drought Conditions: The "Exceptional Drought" status highlights the importance of water conservation and efficient irrigation practices for gardening in the area, especially for newly planted or water-sensitive species.
By considering these climate details, gardeners in Newington, CT can make informed decisions to ensure their plants thrive and their gardens flourish.
