September 1999 Weather

Malheur Experiment Station, Ontario, OR

Monthly weather summaries for 1997 at Ontario, OR
Monthly weather summaries for 1998 at Ontario, OR
Monthly weather summaries for 1999 at Ontario, OR
Day by day weather for other months

Note: all data is recorded at 8 AM on the date for the row in which they appear. All data pertains to the preceeding 24 hr. period except 8 AM air temperature.

Date	Air Temperature			Soil temperature 4" depth		Precipitation	Pan evaporation	Wind run	Sky
Date	Max	Min	8 AM	Max	Min	Precipitation	Pan evaporation	Wind run	Sky
	--------------------- ^oF -----------------------					--------- inches ---------		miles
30	77	36	37	57	52		0.16	31	scattered
29	64	32	35	57	53		0.17	52	clear
28	63	31	31	58	54		0.23	92	clear
27	64	37	37	60	56		0.25	99	clear
26	74	40	40	61	58		0.43	158	clear
25	79	47	50	64	61		0.31	61	scattered
24	90	46	60	67	61		0.39	105	broken
23	89	49	52	67	62		0.22	23	clear
22	87	47	50	66	62		0.21	31	scattered
21	85	45	50	66	62		0.22	26	clear
20	83	46	47	66	63		0.27	40	clear
19	90	53	58	66	63		0.34	77	clear
18	89	54	55	67	62		0.27	44	clear
17	88	47	56	66	62		0.26	38	scattered
16	88	49	50	66	61		0.23	22	clear
15	87	46	50	66	60		0.24	41	clear
14	85	42	52	65	60		0.25	35	clear
13	80	41	43	65	60		0.24	31	clear
12	82	44	46	64	60		0.39	92	clear
11	85	54	56	66	62		0.43	105	clear
10	83	61	62	65	61		0.27	70	scattered
9	81	45	45	65	59		0.24	32	scattered
8	76	39	41	65	60		0.24	44	clear
7	79	48	48	65	61		0.38	116	clear
6	89	58	58	66	62		0.33	73	clear
5	79	45	45	65	61		0.22	31	clear
4	78	47	47	65	61		0.32	75	clear
3	76	51	55	65	62		0.34	122	scattered
2	74	44	46	66	62		0.25	68	clear
1	68	39	46	68	63		0.21	40	clear