Climate Umatilla - Oregon

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	42	46	55	63	72	79
Average low in ºF Av. low Lo	29	31	37	42	48	54
Av. precipitation in inch Av. precip. Pre.	0.96	0.85	0.52	0.88	0.69	0.59

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	88	88	78	65	51	40
Average low in ºF Av. low Lo	60	60	52	43	35	29
Av. precipitation in inch Av. precip. Pre.	0.29	0.31	0.45	0.95	1.10	1.34

Umatilla Climate Graph - Oregon Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch
1 Jan	40.2	28.3	0.04	0.04
2 Jan	40.4	28.3	0.08	0.08
3 Jan	40.5	28.4	0.12	0.12
4 Jan	40.6	28.4	0.16	0.16
5 Jan	40.7	28.5	0.20	0.20
6 Jan	40.8	28.5	0.24	0.24
7 Jan	40.9	28.6	0.28	0.28
8 Jan	41.0	28.7	0.31	0.31
9 Jan	41.1	28.7	0.35	0.35
10 Jan	41.2	28.8	0.39	0.39
11 Jan	41.3	28.9	0.43	0.43
12 Jan	41.3	28.9	0.47	0.47
13 Jan	41.4	29.0	0.47	0.47
14 Jan	41.5	29.0	0.51	0.51
15 Jan	41.5	29.1	0.55	0.55
16 Jan	41.6	29.1	0.59	0.59
17 Jan	41.6	29.2	0.63	0.63
18 Jan	41.7	29.3	0.63	0.63
19 Jan	41.7	29.3	0.67	0.67
20 Jan	41.8	29.3	0.71	0.71
21 Jan	41.8	29.4	0.71	0.71
22 Jan	41.9	29.4	0.75	0.75
23 Jan	41.9	29.5	0.79	0.79
24 Jan	42.0	29.5	0.79	0.79
25 Jan	42.0	29.6	0.83	0.83
26 Jan	42.1	29.6	0.83	0.83
27 Jan	42.2	29.6	0.87	0.87
28 Jan	42.3	29.7	0.91	0.91
29 Jan	42.3	29.7	0.91	0.91
30 Jan	42.4	29.8	0.94	0.94
31 Jan	42.6	29.8	0.94	0.94

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Dec	36.0	17.1	0.00	-	-
03 Dec	35.1	26.1	0.00	-	-
04 Dec	33.1	25.0	0.00	-	-
05 Dec	37.0	28.9	0.00	-	-
06 Dec	41.0	30.9	0.01	-	-
07 Dec	36.0	32.0	0.08	-	-
08 Dec	39.9	32.0	0.02	-	-
09 Dec	43.0	37.9	0.02	-	-
10 Dec	39.9	37.0	0.00	-	-
11 Dec	37.9	36.0	0.02	-	-
12 Dec	39.9	35.1	0.13	-	-
13 Dec	46.0	35.1	0.15	-	-
14 Dec	48.9	30.0	0.00	-	-
15 Dec	37.0	28.9	0.02	-	-
16 Dec	39.9	25.0	0.01	-	-
17 Dec	30.9	25.0	0.00	-	-
18 Dec	34.0	28.9	0.02	-	-
19 Dec	33.1	28.0	0.00	-	-
20 Dec	37.9	30.0	0.14	-	-
21 Dec	63.0	37.0	0.01	-	-
22 Dec	54.0	42.1	0.00	-	-
23 Dec	48.0	37.9	0.00	-	-
24 Dec	46.9	30.0	0.01	-	-
25 Dec	39.0	28.9	0.00	-	-
26 Dec	35.1	28.9	0.00	-	-
27 Dec	39.9	27.0	0.00	-	-

	Dec 19	Normal
Average high temperature Av. high temp.	40.5 ºF	40 ºF
Average low temperature Av. low temp.	30.8 ºF	29 ºF
Total precipitation Total precip.	0.64 inch	1.34 inch
Total snowfall Total snowfall	- inch	0 inch

Highest max temperature Highest max temp.	63.0 ºF	-
Lowest max temperature Lowest max temp.	30.9 ºF	-
Highest min temperature Highest min temp.	42.1 ºF	-
Lowest min temperature Lowest min temp.	17.1 ºF	-

Past weather December 2019 incomplete - Missing data

Station Data

Monthly averages Umatilla
Longitude: -119.343, Latitude: 45.9174
Average weather Umatilla, OR - 97882

Monthly: 1981-2010 normals
History: 2008-2019

Abbreviations

Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...