Frost Dates for Newport, Newport, United Kingdom

Coordinates: 51.591, -2.990

Growing Season

The last spring air frost in Newport, Newport, United Kingdom typically occurs around May 7, and the first autumn air frost around Oct 15. This gives a frost-free growing season of approximately 161 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 8b, where the average annual extreme minimum temperature is -9.4 to -6.7°C (15 to 20°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is January, with an average low of 3°C (37°F). The warmest month is July, with an average high of 20°C (68°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): May 7 (last spring) to Oct 15 (first autumn). Light ground frost (-1°C / 30°F): Apr 23 (last spring) to Oct 30 (first autumn). Hard ground frost (-2°C / 28°F): Mar 28 (last spring) to Dec 10 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 8b

... and the frost data for your area is ...

Current Risk Level: Air Frost possible

for today based on past data only.

We predict a frost free growing season at your location from May 7 to Oct 15, which provides approximately 160 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from Apr 23 to Oct 30, which provides a total of 190 days for growing.

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