Weather Averages for Olympia, WA

Weather Averages for
Olympia, WA

Latitude: 46°58'N, Longitude: 122°54'W, Elevation: 192.0 ft, Distance: 1.45 mi

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 48 years	°F	50	37	41	44	48	53	59	62	62	59	50	43	39
Average high temperature over 48 years	°F	60	44	48	53	59	66	71	77	77	71	60	50	44
Average low temperature over 48 years	°F	39	31	33	33	36	41	46	48	48	44	39	35	33
Highest recorded temperature over 48 years	°F	104	60	73	75	87	96	98	102	104	98	89	73	64
Lowest recorded temperature over 48 years	°F	-7	-7	0	8	23	24	30	35	33	24	19	0	-7
Average number of rainy days over 52 years	days	162	20	17	18	15	11	9	5	6	8	14	19	21
Average number of days above 90°F over 48 years	days	6	-	-	-	-	-	1	2	2	1	-	-	-
Average precipitation over 48 years	in	50.6	7.8	5.9	5.0	3.4	2.0	1.5	0.8	1.2	2.1	4.7	8.1	8.2
Average dew point over 43 years	°F	43	34	36	36	39	44	48	51	51	50	44	39	36
Most recorded rainfall over 48 years	in	66.7	19.8	13.2	10.1	7.8	5.8	3.7	3.0	5.4	7.6	10.1	15.5	14.3
Least recorded rainfall over 48 years	in	29.9	0.3	0.2	0.5	0.4	0.2	-	-	-	-	0.4	1.4	2.5
Average number of days with thunderstorms over 47 years	days	5	-	-	-	1	1	-	1	1	1	-	-	-
Average number of days with fog over 47 years	days	225	25	21	20	16	11	9	10	15	21	26	25	26
Average morning relative humidity over 44 years	%	89	91	91	91	88	83	82	83	87	92	94	92	92
Average evening relative humidity over 44 years	%	63	80	71	61	55	52	53	49	50	54	68	79	84
Average wind speed over 43 years	mph	9.0	10.0	10.0	10.0	9.0	9.0	8.0	8.0	8.0	8.0	9.0	10.0	10.0
Average number of days below 32°F over 48 years	days	85	16	13	14	8	2	-	-	-	1	5	10	15
Average snowfall over 52 years	in	17.3	7.2	3.3	1.8	0.1	-	-	-	-	-	-	1.4	3.5
Average number of days above 65°F over 48 years	days	140	-	-	2	6	15	23	30	30	25	8	-	-
Average number of clear days over 52 years	days	52	2	2	2	3	4	5	10	9	8	3	2	2
Average snow cover over 51 years	in	-	1.0	-	-	-	-	-	-	-	-	-	-	-
Heating degree days over 30 years	days	5655	837	669	657	525	366	201	96	102	222	474	675	831
Cooling degree days over 30 years	days	101	-	-	-	-	-	12	31	49	9	-	-	-
Average number of cloudy days over 52 years	days	229	25	22	22	20	18	17	11	12	13	20	23	26
Average number of partly cloudy days over 52 years	days	84	4	4	7	7	9	8	10	10	9	8	5	3
Average number of days below 5°F over 48 years	days	1	-	-	-	-	-	-	-	-	-	-	-	-

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

Latitude: 47°5'N, Longitude: 122°35'W, Elevation: 301.0 ft, Distance: 15.51 mi

Latitude: 46°43'N, Longitude: 122°57'W, Elevation: 190.0 ft, Distance: 18.26 mi

Latitude: 47°12'N, Longitude: 123°6'W, Elevation: 20.0 ft, Distance: 18.86 mi

Latitude: 46°51'N, Longitude: 123°14'W, Elevation: 90.0 ft, Distance: 19.13 mi

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Weather Averages Olympia, WA