Temperature Data | Precipitation Data | Detailed Data

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Annual Climatology: Des Moines, IA (DSM)

Elev:957 ft    Lat: 41^o 32'N    Long: 93^o 40'W

Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)

Temperature Data (^oF) :

Month	Daily Max	Daily Min	Mean	Maximum Daily Temperature	Minimum Daily Temperature
January	29.1	11.7	20.4	65	-24
February	35.4	17.8	26.6	73	-26
March	48.2	28.7	38.4	91	-22
April	61.3	39.9	50.6	93	9
May	72.3	51.4	61.9	98	30
June	81.8	61.0	71.4	103	41
July	86.0	66.1	76.1	105	47
August	83.9	63.9	73.9	108	40
September	75.9	54.3	65.1	99	28
October	63.5	42.2	52.8	95	14
November	46.7	29.0	37.9	81	-4
December	33.1	16.7	24.9	69	-22
Annual	59.8	40.2	50.0	108	-26

Precipitation Data (in):

Month	Mean	Median	Extreme	Year	Snow*
January	1.03	0.98	2.99	1996	8.8
February	1.19	1.01	2.43	1976	8.2
March	2.21	2.06	5.82	1990	4.1
April	3.58	3.33	7.76	1976	2.7
May	4.25	3.81	12.13	1996	Tr
June	4.57	4.02	9.95	1998	0.0
July	4.18	3.96	9.75	1993	0.0
August	4.51	3.08	13.68	1977	0.0
September	3.15	2.79	7.07	1973	Tr
October	2.62	2.32	6.28	1984	0.4
November	2.10	1.67	6.52	1983	4.5
December	1.33	1.13	3.43	1982	7.3
Annual	34.72	32.68			36.0

* Snowfall totals represent mean snowfall 1971-2000

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