Blenheim weather in December
Long-run climate averages for Blenheim, New Zealand in December, plus what the forecast models say for the days ahead.
In December, Blenheim averages 23°C by day and 13°C at night. The wettest month is usually June.
December in Blenheim averages a daytime high of 23°C and an overnight low of 13°C, which reads as warm for this part of the world. It is among the three warmest months of the year here. Across the whole year Blenheim sees roughly 781 mm of precipitation.
Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Blenheim forecast with every model compared and how much they currently agree.
Blenheim weather by month
what to expect in Blenheim through the yearHere is Blenheim's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Blenheim by season.