Hours of sunshine annually - 1,611 hours Average annual rainfall - 446.6mm Average Monthly Temperatures (1999) Jan +1.8°C Feb +0.5°C Mar +6.5°C April +10.5°C May +15.6°C June +16.9°C July +20.8°C Aug +19.1°C Sep +18.2°C Oct +10.0°C Nov +3.7°C Dec +2.3°C