Climate of Marietta-Alderwood

Marietta-Alderwood has a mediterranean climate. The summers are warm and dry, and the temperature is cold in the winter. The average annual temperature for Marietta-Alderwood is 13° degrees and there is about 870 mm of rain in a year. It is dry for 169 days a year with an average humidity of 80% and an UV-index of 3.

Climate averages for the whole year

Day: the average daily temperature during the day is between 6°C and 22°C
Night:the average nighttime temperature is between 2°C and 12°C
Rain: it rains 176 days and there is a total of approximately 869 mm rainfall
Snow: it snows an average of 11 days per year
Sun hours: throughout the year there are 2693 sun hours

Maximum temperature:	between 6°C and 22°C
Warmest month:	22°C in July
Coldest month:	6°C in December
Night temperature:	between 2°C and 12°C
Dry days:	178 days
Days with rain:	176 days
Days with snow:	11 days
Total rain sum:	869 mm
Hours of sunshine:	2693 hours

Climate of Marietta-Alderwood
Temperature graph
Precipitation graph
Climate chart of Marietta-Alderwood
The best travel time for Marietta-Alderwood
Climate of Marietta-Alderwood by month
Experiences with the weather of Marietta-Alderwood

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Marietta-Alderwood.

Precipitation graph

This graph shows the average amount of rainfall per month for Marietta-Alderwood.

Climate table of Marietta-Alderwood

In this climate table you can see at a glance what the average weather per month is for Marietta-Alderwood. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Marietta-Alderwood might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	7	7	9	12	16	19	22	22	19	14	9	6
Night temp. (°C)	2	2	4	5	7	9	11	12	10	8	5	2
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	105	75	102	63	42	28	12	23	53	101	150	115
Days with rain	17	15	20	18	13	11	7	7	13	16	21	18
Days with snow	2	4	2	-	-	-	-	-	-	-	1	2
Dry days	12	9	9	12	18	19	24	24	17	15	8	11
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	4	4	6	9	10	10	11	11	10	5	4	4
Wind force (Bft)	2	2	2	2	2	2	2	1	2	2	2	2
UV-index	2	2	3	3	4	5	5	4	4	3	2	2

Best time to visit Marietta-Alderwood

The best time to visit Marietta-Alderwood in the state of Washington is from June through September. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Marietta-Alderwood is 22°C in July and the lowest is 6°C in December.

Climate of Marietta-Alderwood by month

What is the average climate in a given month for Marietta-Alderwood? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January