What is Blue Mountains, WA, Weather Like in October?

During the month of October, Blue Mountains, WA, has an average daytime high temperature of 64°F and an average overnight low temperature dropping to 32°F. Around 2.16 inches of precipitation is received during the month, with about 19.03 inches falling in a typical year. Snow is not common in Blue Mountains, WA.

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October 2025: Actual vs. Average Temperatures

Showing temperatures through today (October 27, 2025)

Actual High Average High Actual Low Average Low

Month Summary
Average High: 62.7 F (-2.3 vs avg)
Average Low: 35.9 F (+3.2 vs avg)

Nighttime temperatures were significantly above average.

Actual data from: MID_C9803

Blue Mountains, WA Daily Weather Averages for October

Recorded at Elgin (usc00352597), 6 miles NE of Blue Mountains, WA

Day	Avg Temps (°F)			Precip (in)		Snow (in)		Degree Days (°F)
Day	Low	High	Mean	Month	Year	Month	Year	Heat	Cool
10/1	35 F	72 F	54 F	0.04"	16.91"	N/A	N/A	11.5 F	N/A
10/2	35 F	71 F	53 F	0.09"	16.96"	N/A	N/A	11.8 F	N/A
10/3	35 F	71 F	53 F	0.13"	17.00"	N/A	N/A	12.2 F	N/A
10/4	35 F	70 F	52 F	0.17"	17.04"	N/A	N/A	12.6 F	N/A
10/5	34 F	70 F	52 F	0.22"	17.09"	N/A	N/A	13 F	N/A
10/6	34 F	69 F	52 F	0.26"	17.13"	N/A	N/A	13.4 F	N/A
10/7	34 F	69 F	51 F	0.31"	17.18"	N/A	N/A	13.8 F	N/A
10/8	34 F	68 F	51 F	0.36"	17.23"	N/A	N/A	14.2 F	N/A
10/9	33 F	68 F	50 F	0.41"	17.28"	N/A	N/A	14.6 F	N/A
10/10	33 F	67 F	50 F	0.46"	17.33"	N/A	N/A	15 F	N/A
10/11	33 F	66 F	50 F	0.51"	17.38"	N/A	N/A	15.4 F	N/A
10/12	33 F	66 F	49 F	0.57"	17.44"	N/A	N/A	15.8 F	N/A
10/13	33 F	65 F	49 F	0.64"	17.51"	N/A	N/A	16.2 F	N/A
10/14	32 F	65 F	49 F	0.70"	17.57"	N/A	N/A	16.5 F	N/A
10/15	32 F	64 F	48 F	0.77"	17.64"	N/A	N/A	16.9 F	N/A
10/16	32 F	64 F	48 F	0.85"	17.72"	N/A	N/A	17.3 F	N/A
10/17	32 F	63 F	47 F	0.92"	17.79"	N/A	N/A	17.6 F	N/A
10/18	32 F	62 F	47 F	1.00"	17.87"	N/A	N/A	18 F	N/A
10/19	32 F	62 F	47 F	1.07"	17.94"	N/A	N/A	18.4 F	N/A
10/20	31 F	61 F	46 F	1.14"	18.01"	N/A	N/A	18.7 F	N/A
10/21	31 F	61 F	46 F	1.22"	18.09"	N/A	N/A	19.1 F	N/A
10/22	31 F	60 F	46 F	1.30"	18.17"	N/A	N/A	19.4 F	N/A
10/23	31 F	60 F	45 F	1.38"	18.25"	N/A	N/A	19.7 F	N/A
10/24	31 F	59 F	45 F	1.47"	18.34"	N/A	N/A	20 F	N/A
10/25	31 F	58 F	45 F	1.56"	18.43"	N/A	N/A	20.4 F	N/A
10/26	31 F	58 F	44 F	1.66"	18.53"	N/A	N/A	20.7 F	N/A
10/27	31 F	57 F	44 F	1.75"	18.62"	N/A	N/A	21 F	N/A
10/28	31 F	57 F	44 F	1.85"	18.72"	N/A	N/A	21.3 F	N/A
10/29	31 F	56 F	43 F	1.95"	18.82"	N/A	N/A	21.6 F	N/A
10/30	31 F	56 F	43 F	2.06"	18.93"	N/A	N/A	21.9 F	N/A
10/31	30 F	55 F	43 F	2.16"	19.03"	N/A	N/A	22.2 F	N/A