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Grinnell Daily Records


Records are from data collected at Grinnell since Sept. 2010.
September
Day High
Temperature1
(°F)		 Low
Temperature2
(°F)		 Daily Rain
(in)		 Month To Date Rain
(in)		 Year To Date Rain
(in)		 High Wind Gust
(mph)		 Daily Average Wind
(mph)		 Daily Snow
(in)		 Month To Date Snow
(in)		 Year To Date Snow3
(in)		 Average Barometric Pressure
(inHg)
1
95.9 (2011)
71.2 (2017)
47.5 (2017)
73.6 (2026)
5.14
(2018)		5.14
(2018)		31.21
(2024)		28.8
(2018)		6.7
(2012)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.21 (2025)
29.74 (2014)
2
91.4 (2011)
74.3 (2013)
50.8 (2024)
77.4 (2011)
0.52
(2018)		5.66
(2018)		31.21
(2024)		28.8
(2018)		6.7
(2023)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.31 (2024)
29.81 (2010)
3
91.5 (2023)
69.2 (2021)
47.8 (2013)
69.9 (2015)
1.02
(2018)		6.68
(2018)		31.21
(2024)		34.5
(2019)		7.5
(2023)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.27 (2024)
29.85 (2011)
4
93.3 (2012)
68.7 (2025)
43.6 (2025)
71.3 (2014)
0.10
(2018)		6.78
(2018)		31.21
(2024)		26.4
(2011)		6.7
(2022)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.21 (2024)
29.77 (2014)
5
90.8 (2013)
64.0 (2025)
45.6 (2011)
70.5 (2023)
1.15
(2018)		7.93
(2018)		31.21
(2024)		34.5
(2012)		8.4
(2023)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.20 (2020)
29.72 (2023)
6
91.8 (2015)
64.1 (2017)
44.4 (2025)
71.5 (2016)
0.13
(2010)		7.93
(2018)		31.21
(2024)		41.4
(2020)		10.1
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.27 (2018)
29.65 (2010)
7
95.0 (2013)
67.3 (2018)
43.4 (2025)
72.8 (2016)
0.93
(2016)		8.16
(2018)		31.21
(2024)		31.1
(2012)		9.5
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.28 (2024)
29.80 (2021)
8
85.0 (2013)
52.5 (2020)
46.1 (2020)
69.1 (2013)
1.57
(2020)		8.16
(2018)		31.32
(2015)		28.8
(2020)		13.1
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.20 (2024)
29.84 (2013)
9
98.4 (2013)
52.6 (2020)
46.4 (2020)
70.0 (2013)
1.40
(2020)		8.16
(2018)		32.26
(2014)		23.0
(2020)		10.4
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.33 (2020)
29.78 (2013)
10
95.9 (2013)
53.8 (2020)
47.3 (2020)
72.1 (2013)
1.82
(2014)		8.16
(2018)		34.08
(2014)		28.8
(2013)		9.6
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.39 (2020)
29.70 (2014)
11
89.7 (2012)
57.8 (2014)
46.3 (2014)
71.4 (2019)
2.46
(2020)		8.16
(2018)		34.08
(2014)		24.1
(2015)		7.6
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.21 (2020)
29.87 (2021)
12
89.8 (2025)
50.0 (2014)
41.2 (2014)
69.8 (2019)
0.23
(2014)		8.16
(2018)		34.31
(2014)		26.5
(2012)		6.4
(2012)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.39 (2014)
29.88 (2011)
13
95.6 (2025)
59.5 (2014)
38.8 (2014)
69.8 (2025)
1.13
(2016)		8.16
(2018)		34.32
(2014)		26.5
(2012)		6.5
(2021)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.37 (2014)
29.74 (2017)
14
94.5 (2025)
60.8 (2011)
41.1 (2011)
66.4 (2024)
0.22
(2019)		8.16
(2018)		34.32
(2014)		25.3
(2011)		6.3
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.33 (2012)
29.75 (2017)
15
92.9 (2025)
59.4 (2011)
34.0 (2011)
69.4 (2025)
0.88
(2016)		8.16
(2018)		34.33
(2014)		33.4
(2016)		7.7
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.38 (2011)
29.83 (2017)
16
91.4 (2025)
53.7 (2011)
42.8 (2014)
66.4 (2019)
0.83
(2016)		8.16
(2018)		34.34
(2014)		33.4
(2017)		7.3
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.30 (2011)
29.89 (2016)
17
89.9 (2018)
62.2 (2011)
48.6 (2012)
68.0 (2018)
2.00
(2022)		8.16
(2018)		34.34
(2014)		40.3
(2025)		6.1
(2022)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.21 (2020)
29.79 (2015)
18
89.6 (2013)
61.6 (2011)
41.1 (2012)
68.1 (2019)
0.95
(2018)		9.11
(2018)		34.34
(2014)		39.1
(2018)		8.2
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.34 (2020)
29.82 (2015)
19
90.1 (2024)
56.3 (2010)
45.8 (2012)
68.0 (2019)
1.22
(2023)		9.26
(2018)		34.34
(2014)		29.9
(2013)		7.1
(2024)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.32 (2020)
29.75 (2013)
20
93.4 (2022)
65.7 (2013)
47.0 (2020)
68.5 (2017)
0.37
(2018)		9.63
(2018)		34.56
(2014)		33.4
(2021)		9.6
(2022)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.30 (2020)
29.73 (2017)
21
91.9 (2016)
64.2 (2011)
45.4 (2013)
70.4 (2019)
0.70
(2010)		9.75
(2018)		34.56
(2014)		27.6
(2024)		8.4
(2018)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.25 (2020)
29.79 (2010)
22
89.8 (2017)
59.6 (2012)
40.1 (2012)
71.2 (2017)
1.11
(2019)		9.75
(2018)		34.56
(2014)		28.8
(2012)		7.9
(2012)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.28 (2018)
29.83 (2025)
23
91.0 (2017)
56.4 (2022)
36.1 (2012)
66.9 (2017)
0.30
(2010)		9.75
(2018)		34.56
(2014)		28.8
(2010)		7.2
(2010)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.29 (2012)
29.72 (2010)
24
88.6 (2017)
60.9 (2011)
40.4 (2011)
66.1 (2016)
0.33
(2019)		9.75
(2018)		34.57
(2014)		27.6
(2022)		7.7
(2022)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.20 (2014)
29.85 (2019)
25
87.0 (2017)
54.3 (2010)
39.3 (2011)
65.8 (2017)
0.86
(2018)		10.61
(2018)		34.57
(2014)		29.9
(2022)		8.0
(2022)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.18 (2014)
29.82 (2012)
26
84.8 (2021)
58.7 (2011)
41.3 (2010)
62.1 (2020)
0.58
(2017)		10.61
(2018)		34.57
(2014)		34.5
(2020)		9.7
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.18 (2010)
29.66 (2020)
27
88.9 (2021)
65.7 (2017)
41.1 (2012)
62.0 (2013)
0.32
(2020)		10.61
(2018)		34.57
(2014)		28.8
(2024)		6.1
(2013)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.23 (2022)
29.71 (2019)
28
86.5 (2025)
58.3 (2018)
37.3 (2022)
60.4 (2024)
0.53
(2019)		10.65
(2018)		34.57
(2014)		26.4
(2020)		7.8
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.49 (2022)
29.81 (2010)
29
86.5 (2023)
50.7 (2018)
36.3 (2022)
61.3 (2023)
0.44
(2015)		10.90
(2018)		34.57
(2014)		39.1
(2011)		11.0
(2015)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.42 (2022)
29.80 (2010)
30
90.6 (2023)
51.6 (2018)
41.2 (2015)
65.9 (2019)
0.10
(2018)		11.00
(2018)		34.57
(2014)		32.2
(2020)		7.4
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)
30.29 (2017)
29.85 (2013)
September Record98.4 (2013)
50.0 (2014)		34.0 (2011)
77.4 (2011)		5.14
(2018)		11.00
(2018)		34.57
(2014)		41.4
(2020)		13.1
(2020)		0.0
(2010)		0.0
(2010)		0.0
(2010/2011)		30.49 (2022)
29.65 (2010)
1 - Highest Temperature / Lowest High Temperature
2 - Lowest Temperature / Highest Low Temperature
3 - Snow year is July to June.
Highlighted values indicate records set in the last 365/366 days.
Script Developed by Murry Conarroe of Wildwood Weather.