< Dec 1999 >

Avg Low: 2.3 °C, Mean: 5.0 °C, Avg High: 8.0 °C

Avg Low: 999.5 hPa, Mean: 1005.5 hPa, Avg High: 1011.3 hPa

Avg Low: 0.1 °C, Mean: 2.5 °C, Avg High: 5.3 °C

Avg Low: 70.0 %, Mean: 84.4 %, Avg High: 94.4 %

Avg Low: 1.5 knots, Mean: 4.8 knots, Avg High: 9.0 knots

Avg Low: 6.1 knots, Mean: 14.9 knots, Avg High: 25.9 knots

Total: 84.1 h , Mean: 2.7 h , Max: 6.9 h

Total: 33.7 mm , Mean: 1.1 mm , Max: 10.4 mm