< Previous Month Next Month >

Forest Grove January Weather

Averages and records for weather in Forest Grove, Oregon in the month of January.

Typical Forest Grove January Weather 1991–2020
Average daily high	46.5 °F
Average daily low	34.2 °F
Average monthly precipitation	7.6 inches
Average monthly snow	0.6 inches
Daily chance of precipitation	61.9%
Daily chance of snow	0.77%

Forest Grove January Weather Records 1893–2024
Highest temperature	67 °F	January 19, 2005
Lowest temperature	-11 °F	January 12, 1909
Highest daily low	54 °F	January 5, 2024
Lowest daily high	13 °F	January 12, 1909
Hottest average high temperature	51.9 °F	1953
Coldest average high temperature	32.0 °F	1930
Most daily precipitation	6.1 inches	January 12, 1912
Most monthly precipitation	15.7 inches	1953
Most daily snow	17.2 inches	January 3, 1895
Most monthly snow	58.8 inches	1950

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
January 1	45.0	33.1	59	-1
January 2	45.0	33.1	61	5
January 3	45.0	33.0	58	5
January 4	45.1	33.0	60	10
January 5	45.1	33.0	61	13
January 6	45.2	33.1	59	6
January 7	45.3	33.1	60	7
January 8	45.4	33.2	59	5
January 9	45.6	33.2	58	2
January 10	45.7	33.3	58	8
January 11	45.9	33.3	57	-3
January 12	46.0	33.3	58	-11
January 13	46.0	33.4	59	-3
January 14	46.1	33.4	61	1
January 15	46.3	33.5	60	4
January 16	46.5	33.6	57	7
January 17	46.6	33.7	59	6
January 18	46.8	33.8	62	6
January 19	46.9	33.8	67	13
January 20	47.0	33.7	59	1
January 21	47.2	33.8	60	-8
January 22	47.4	33.8	59	3
January 23	47.5	33.8	59	7
January 24	47.8	33.8	61	3
January 25	47.9	33.8	59	0
January 26	48.0	33.7	63	5
January 27	48.2	33.7	60	5
January 28	48.4	33.7	62	5
January 29	48.5	33.7	61	8
January 30	48.7	33.8	62	4
January 31	48.9	33.9	63	4

Weather Station Details

Years	Station	Coordinates
1893–2024	Forest Grove	location