Pocatello September 18 Weather Records

Daily averages and all-time records for weather in Pocatello, Idaho for the date of September 18.

September 18 All-Time Records
1939–2024

92 °F

23 °F

47 °F

Highest daily low

60 °F

1.05 inches

Most snow

none

September 18 Average Weather
1991–2020 ¹

Average high

76.1 °F

Average low

41.6 °F

Chance precipitation

17.2%

Chance snow

0.1%

Year	High (°F)	Low (°F)	Precip. (inches)
2023	85	43	0.00
2022	81	45	0.00
2021	83	57	0.02
2020	86	45	0.00
2019	78	34	0.00
2018	80	39	0.00
2017	75	40	0.01
2016	78	57	0.00
2015	64	39	0.00
2014	84	57	0.15
2013	63	42	0.02
2012	81	37	0.00
2011	75	39	0.00
2010	85	44	0.00
2009	84	53	0.00
2008	83	43	0.00
2007	67	41	0.02
2006	68	29	0.00
2005	65	33	0.00
2004	78	47	0.00
2003	62	24	0.00
2002	63	47	0.00
2001	78	41	0.00
2000	81	60	0.00
1999	85	40	0.00
1998	77	54	0.00
1997	59	43	0.00
1996	56	32	0.00
1995	81	44	0.00
1994	85	40	0.00
1993	63	46	0.09
1992	75	38	0.00
1991	75	38	0.00
1990	76	47	0.00
1989	67	43	0.00
1988	58	34	0.00
1987	75	31	0.00
1986	61	42	0.08
1985	53	45	0.07
1984	90	47	0.00
1983	77	49	0.00
1982	77	43	0.00
1981	90	44	0.00
1980	84	49	0.01
1979	92	45	0.00
1978	47	33	0.03
1977	73	32	0.00
1976	68	46	0.00
1975	66	36	0.00
1974	85	39	0.00
1973	75	40	0.00
1972	83	43	0.03
1971	59	23	0.00
1970	85	41	0.00
1969	85	50	0.00
1968	80	54	0.00
1967	70	40	0.00
1966	88	40	0.00
1965	49	23	0.00
1964	61	42	0.00
1963	67	54	0.03
1962	91	41	0.00
1961	54	46	1.05
1960	79	40	0.00
1959	67	51	0.00
1958	75	43	0.00
1957	68	45	0.00
1956	89	43	0.00
1955	70	33	0.00
1954	67	38	0.00
1953	74	46	0.00
1952	86	45	0.00
1951	78	51	0.02
1950	69	40	0.00
1949	78	33	0.00
1948	63	53	0.51
1947	53	39	0.12
1946	61	27	0.00
1945	56	36	0.12
1944	59	30	0.00
1943	72	50	0.00
1942	57	36	0.00
1941	82	49	0.00
1940	65	51	0.30
1939	87	43	0.00

What's the all-time high for Pocatello on 9/18?

For the date of Sep 18, the highest temperature ever reached in Pocatello history is 92 °F which happened in 1979.

Highest Temperatures in Pocatello on September 18

What's the all-time low for Pocatello on 9/18?

For the date of Sep 18, the lowest temperature ever reached in Pocatello history is 23 °F which has happened 2 times, most recently in 1971.

Lowest Temperatures in Pocatello on September 18

Lowest High Temperatures in Pocatello on September 18

What's the most it has ever rained in Pocatello on 9/18?

For the date of Sep 18, the most precipitation ever recorded in Pocatello history is 1.05 inches which happened in 1961.

All-Time Most Precipitation in Pocatello on September 18

Weather Station Details

Years	Station	Coordinates
1939–2024	Pocatello Regional Airport	location