Weather in December 2017 in Mercer Island
The average temperature in Mercer Island in December year of 2017 is +4°C. Interesting that the average daytime temperature is as +6°C while the average nightly temperature is +1°C. The December hottest day is the 10th December(Afternoon) with a temperature of about +10°C. The coldest day in Auckland in December 2017 is 29th December(Evening). The temperature at that time is -2°C.
As a Mainly Cloudy with Precipitation month, December 2017 has 17 days with precipitation.
How Sunny Mercer Island Weather in December 2017
The weather in Mercer Island is quite changeable, similarly in many other places in . Talking about Mercer Island weather in December 2017 can be described as "Mainly Cloudy with Precipitation".
Clear Sky vs Cloudiness | Mainly Cloudy with Precipitation |
Rainy Days(Occasional Showers Included) | 17 |
Maximum Temperature | +10°C (Afternoon, 10th December) |
Minimum Temperature | -2°C (Evening, 29th December) |
Please find more detailed day by day information about December weather in Auckland in the year 2017 below.