Weather in Mercer Island in December 2015, December - Mercer Island, Washington, United States, Archive

Currently in Mercer Island: +18°C

GET FREE Mercer Island Weather Widget for your website

Weather in December 2015 in Mercer Island

The average temperature in Mercer Island in December year of 2015 is +8°C. Interesting that the average daytime temperature is as +9°C while the average nightly temperature is +6°C. The December hottest day is the 3rd December(Evening) with a temperature of about +13°C. The coldest day in Auckland in December 2015 is 29th December(Overnight). The temperature at that time is -6°C.

As a Mainly Cloudy with Precipitation month, December 2015 has 27 days with precipitation.

How Sunny Mercer Island Weather in December 2015

The weather in Mercer Island is quite changeable, similarly in many other places in . Talking about Mercer Island weather in December 2015 can be described as "Mainly Cloudy with Precipitation".

Clear Sky vs Cloudiness	Mainly Cloudy with Precipitation
Rainy Days(Occasional Showers Included)	27
Maximum Temperature	+13°C (Evening, 3rd December)
Minimum Temperature	-6°C (Overnight, 29th December)

Please find more detailed day by day information about December weather in Auckland in the year 2015 below.

Mercer Island Weather December 2015

Early December, from 1 December, 2015 to Sun, 6 December 2015

01.12.2015, Tue
Wind: 1-2 m/s, E,S-E, Pressure: 976-968 hPa, Humidity: 82-84%
Overnight	-2°C	Light Snow
Morning	+4°C	Light Snow
Afternoon	+4°C	Light Snow
Evening	+3°C	Light Snow
02.12.2015, Wen
Wind: 1-2 m/s, E, Pressure: 975-967 hPa, Humidity: 98-100%
Overnight	+5°C	Occasional Showers
Morning	+6°C	Occasional Showers
Afternoon	+6°C	Occasional Showers
Evening	+8°C	Occasional Showers
03.12.2015, Thu
Wind: 2-3 m/s, S-E, Pressure: 959-951 hPa, Humidity: 95-97%
Overnight	+8°C	Occasional Showers
Morning	+9°C	Occasional Showers
Afternoon	+9°C	Occasional Showers
Evening	+11°C	Occasional Showers
04.12.2015, Fri
Wind: 1-2 m/s, S, Pressure: 971-963 hPa, Humidity: 99-101%
Overnight	+5°C	Occasional Showers
Morning	+7°C	Occasional Showers
Afternoon	+6°C	Occasional Showers
Evening	+6°C	Occasional Showers
05.12.2015, Sat
Wind: 1-2 m/s, E, Pressure: 971-963 hPa, Humidity: 94-96%
Overnight	+9°C	Occasional Showers
Morning	+8°C	Occasional Showers
Afternoon	+9°C	Occasional Showers
Evening	+9°C	Occasional Showers
06.12.2015, Sun
Wind: 2-3 m/s, S, Pressure: 971-963 hPa, Humidity: 96-98%
Overnight	+10°C	Occasional Showers
Morning	+11°C	Occasional Showers
Afternoon	+11°C	Occasional Showers
Evening	+11°C	Occasional Showers

Early December, Early December, from 1 December, 2015 to Sun, 6 December, 2015

07.12.2015, Mon
Wind: 1-2 m/s, E,S-E, Pressure: 967-959 hPa, Humidity: 99-101%
Overnight	+7°C	Occasional Showers
Morning	+8°C	Occasional Showers
Afternoon	+9°C	Occasional Showers
Evening	+8°C	Occasional Showers
08.12.2015, Tue
Wind: 4-5 m/s, S,S-W, Pressure: 955-947 hPa, Humidity: 99-101%
Overnight	+13°C	Occasional Showers
Morning	+13°C	Occasional Showers
Afternoon	+13°C	Occasional Showers
Evening	+13°C	Occasional Showers
09.12.2015, Wen
Wind: 1-2 m/s, S,S-W, Pressure: 967-959 hPa, Humidity: 98-100%
Overnight	+5°C	Occasional Showers
Morning	+8°C	Occasional Showers
Afternoon	+8°C	Occasional Showers
Evening	+8°C	Occasional Showers
10.12.2015, Thu
Wind: 2-3 m/s, S, Pressure: 952-944 hPa, Humidity: 98-100%
Overnight	+5°C	Occasional Showers
Morning	+7°C	Occasional Showers
Afternoon	+7°C	Occasional Showers
Evening	+6°C	Occasional Showers
11.12.2015, Fri
Wind: 1-2 m/s, S, Pressure: 963-955 hPa, Humidity: 99-101%
Overnight	+4°C	Light Snow
Morning	+4°C	Light Snow
Afternoon	+5°C	Light Snow
Evening	+4°C	Light Snow
12.12.2015, Sat
Wind: 2-3 m/s, E,S-E, Pressure: 955-947 hPa, Humidity: 0-1%
Overnight	+4°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+5°C	Light Snow
Evening	+5°C	Light Snow
13.12.2015, Sun
Wind: 1-2 m/s, S-W, Pressure: 957-949 hPa, Humidity: 99-101%
Overnight	+5°C	Light Snow
Morning	+8°C	Light Snow
Afternoon	+7°C	Light Snow
Evening	+6°C	Light Snow

Early December, from 1 December, 2015 to Sun, 6 December, 2015

14.12.2015, Mon
Wind: 1-2 m/s, W, Pressure: 975-967 hPa, Humidity: 85-87%
Overnight	+1°C	Light Snow
Morning	+3°C	Light Snow
Afternoon	+6°C	Light Snow
Evening	+2°C	Light Snow
15.12.2015, Tue
Wind: 0-1 m/s, S-E, Pressure: 977-969 hPa, Humidity: 98-100%
Overnight	+5°C	Light Snow
Morning	+6°C	Light Snow
Afternoon	+6°C	Light Snow
Evening	+6°C	Light Snow
16.12.2015, Wen
Wind: 1-2 m/s, E, Pressure: 971-963 hPa, Humidity: 70-72%
Overnight	+5°C	Clear Sky
Morning	+5°C	Clear Sky
Afternoon	+5°C	Clear Sky
Evening	+5°C	Clear Sky
17.12.2015, Thu
Wind: 1-2 m/s, E, Pressure: 964-956 hPa, Humidity: 87-89%
Overnight	+4°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+6°C	Light Snow
Evening	+5°C	Light Snow
18.12.2015, Fri
Wind: 1-2 m/s, E,S-E, Pressure: 965-957 hPa, Humidity: 97-99%
Overnight	+5°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+5°C	Light Snow
Evening	+5°C	Light Snow
19.12.2015, Sat
Wind: 1-2 m/s, S, Pressure: 960-952 hPa, Humidity: 96-98%
Overnight	+5°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+5°C	Light Snow
Evening	+5°C	Light Snow
20.12.2015, Sun
Wind: 1-2 m/s, S, Pressure: 961-953 hPa, Humidity: 99-101%
Overnight	+5°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+7°C	Light Snow
Evening	+5°C	Light Snow

Early December, from 1 December, 2015 to Sun, 6 December, 2015

21.12.2015, Mon
Wind: 1-2 m/s, N-E, Pressure: 945-937 hPa, Humidity: 90-92%
Overnight	+2°C	Light Snow
Morning	+4°C	Light Snow
Afternoon	+5°C	Light Snow
Evening	+3°C	Light Snow
22.12.2015, Tue
Wind: 0-1 m/s, S, Pressure: 955-947 hPa, Humidity: 91-93%
Overnight	+3°C	Light Snow
Morning	+5°C	Light Snow
Afternoon	+6°C	Light Snow
Evening	+4°C	Light Snow
23.12.2015, Wen
Wind: 1-2 m/s, S, Pressure: 953-945 hPa, Humidity: 96-98%
Overnight	+3°C	Light Snow
Morning	+4°C	Light Snow
Afternoon	+4°C	Light Snow
Evening	+4°C	Light Snow
24.12.2015, Thu
Wind: 0-1 m/s, N-E, Pressure: 965-957 hPa, Humidity: 90-92%
Overnight	+2°C	Light Snow
Morning	+3°C	Light Snow
Afternoon	+3°C	Light Snow
Evening	+3°C	Light Snow
25.12.2015, Fri
Wind: 0-1 m/s, E, Pressure: 988-980 hPa, Humidity: 88-90%
Overnight	+2°C	Light Snow
Morning	+2°C	Light Snow
Afternoon	+2°C	Light Snow
Evening	+2°C	Light Snow
26.12.2015, Sat
Wind: 1-2 m/s, E, Pressure: 988-980 hPa, Humidity: 78-80%
Overnight	+1°C	Light Snow
Morning	+4°C	Light Snow
Afternoon	+4°C	Light Snow
Evening	+2°C	Light Snow
27.12.2015, Sun
Wind: 0-1 m/s, E, Pressure: 975-967 hPa, Humidity: 87-89%
Overnight	+2°C	Light Snow
Morning	+2°C	Light Snow
Afternoon	+2°C	Light Snow
Evening	+2°C	Light Snow

Late December, Early December, from 1 December, 2015 to Sun, 6 December, 2015

28.12.2015, Mon
Wind: 1-2 m/s, S,S-W, Pressure: 976-968 hPa, Humidity: 84-86%
Overnight	-3°C	Light Snow
Morning	+1°C	Light Snow
Afternoon	+2°C	Light Snow
Evening	-3°C	Light Snow
29.12.2015, Tue
Wind: 1-2 m/s, E, Pressure: 977-969 hPa, Humidity: 72-74%
Overnight	-8°C	Clear Sky
Morning	-5°C	Clear Sky
Afternoon	0°C	Clear Sky
Evening	-6°C	Clear Sky
30.12.2015, Wen
Wind: 1-2 m/s, E, Pressure: 985-977 hPa, Humidity: 63-65%
Overnight	-5°C	Clear Sky
Morning	+2°C	Clear Sky
Afternoon	+7°C	Clear Sky
Evening	0°C	Clear Sky
31.12.2015, Thu
Wind: 0-1 m/s, E, Pressure: 987-979 hPa, Humidity: 72-74%
Overnight	-3°C	Clear Sky
Morning	-3°C	Clear Sky
Afternoon	-3°C	Clear Sky
Evening	-3°C	Clear Sky