Frost Dates for Ljubljana, Bohinj, Slovenia

Coordinates: 46.055, 14.514

Growing Season

The last spring air frost in Ljubljana, Bohinj, Slovenia typically occurs around May 4, and the first autumn air frost around Sep 19. This gives a frost-free growing season of approximately 138 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 7b, where the average annual extreme minimum temperature is -15 to -12.2°C (5 to 10°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 (27°F). The warmest month is July, with an average high of 27°C (81°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): May 4 (last spring) to Sep 19 (first autumn). Light ground frost (-1°C / 30°F): Apr 19 (last spring) to Oct 7 (first autumn). Hard ground frost (-2°C / 28°F): Mar 23 (last spring) to Nov 3 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 7b

... 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 4 to Sep 19, which provides approximately 137 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 19 to Oct 7, which provides a total of 171 days for growing.

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