Weather Averages for Anderson Island, WA

Weather Averages for
Anderson Island, WA

Latitude: 47°5'N, Longitude: 122°35'W, Elevation: 301.0 ft, Distance: 7.41 mi

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 34 years	°F	51	39	42	44	48	53	59	64	64	59	51	44	39
Average high temperature over 34 years	°F	59	44	48	51	57	62	69	73	75	69	60	50	44
Average low temperature over 34 years	°F	42	33	35	36	39	44	48	51	53	48	43	37	34
Highest recorded temperature over 34 years	°F	98	62	71	71	84	96	93	98	98	98	89	71	64
Lowest recorded temperature over 34 years	°F	-	5	6	12	26	30	33	39	39	32	23	3	-
Average number of rainy days over 34 years	days	157	19	17	17	14	11	8	5	6	8	13	19	20
Average precipitation over 34 years	in	40.2	5.8	4.4	4.0	3.0	1.9	1.7	0.8	1.3	1.8	3.1	6.0	5.9
Average dew point over 10 years	°F	42	35	36	37	39	43	46	50	51	48	44	39	33
Average number of days above 70°F over 12 years	days	34	-	1	2	6	12	21	22	12	2	-	-	78
Average number of days with thunderstorms over 34 years	days	11	1	1	1	1	1	1	1	1	1	1	1	-
Average number of days with fog over 34 years	days	156	19	17	14	9	6	6	6	9	14	18	18	20
Average morning relative humidity over 10 years	%	85	87	89.1	89.7	85.3	80.2	78.2	78.6	80.8	86.2	90	88.8	86.1
Average evening relative humidity over 10 years	%	64	76.4	72.9	66.5	59.9	57.5	55.1	52.6	52.2	55.8	66.8	76.1	77
Average wind speed over 12 years	mph	11.0	4.0	3.0	4.0	4.0	3.0	3.0	3.0	3.0	3.0	4.0	3.0	4.0
Average snowfall over 33 years	in	9.3	3.6	1.4	1.2	-	-	-	-	-	-	-	0.9	2.0
Most rain reported in a day over 34 years	in	3.7	3.7	2.1	2.2	3.0	1.3	1.6	1.3	1.6	1.6	2.7	3.2	2.3
Most rain reported in a month over 34 years	in	51.9	11.5	9.9	7.6	7.0	4.3	4.3	3.1	5.0	6.5	7.3	12.1	10.7
Least rain reported in a month over 34 years	in	26.3	0.3	1.4	0.4	0.4	0.4	0.1	-	-	-	0.4	1.1	1.8
Heating degree days over 32 years	days	5155	781	631	620	488	343	174	77	65	168	411	614	783
Cooling degree days over 32 years	days	118	-	-	-	-	3	13	43	49	10	-	-	-
Most snow reported in a month over 33 years	in	29.2	28.7	12.2	11.9	-	-	-	-	-	-	-	8.1	14.0
Average possibility of clouds over 10 years	%	66.8	82.1	77	72.8	70.1	69.7	63.4	50.2	46	48.3	65.6	79.2	77.7
Average number of snowy days over 33 years	days	7	2	1	1	-	-	-	-	-	-	-	1	2
Average number of days below 33°F over 34 years	days	59	14	10	9	4	1	-	-	-	-	2	7	12
Average number of days below 20°F over 34 years	days	5	2	1	-	-	-	-	-	-	-	-	1	1
Most snow reported in a day over 33 years	in	35.3	5.8	7.6	-	-	-	-	-	-	-	5.2	8.0	8.7
Deepest snow cover reported over 33 years	in	18.0	18.0	6.0	6.0	-	-	-	-	-	-	-	9.0	9.0
Average wet bulb point over 10 years	°F	46	37	39	42	44	48	53	55	57	53	46	41	36

Check weather averages for nearby locations (some locations might offer more data):

Latitude: 47°9'N, Longitude: 122°29'W, Elevation: 321.0 ft, Distance: 9.85 mi

Latitude: 47°18'N, Longitude: 122°52'W, Elevation: 49.0 ft, Distance: 12.63 mi

Latitude: 47°20'N, Longitude: 122°49'W, Elevation: 20.0 ft, Distance: 13.27 mi

Latitude: 47°15'N, Longitude: 122°26'W, Elevation: 250.0 ft, Distance: 13.63 mi

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Weather Averages Anderson Island, WA