Record envelope, standing records and threshold days for Prophetstown (USC00117014), Illinois, United States, with 77 years of record.
Key Facts for Prophetstown
Prophetstown (USC00117014) is a weather station in Illinois, United States at 41.68 latitude and -89.94 longitude, 184 m (605 ft) above sea level.
The station reports from 1948 to 2024, 77 years of record.
0 records set at Prophetstown still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Prophetstown set a daily record precipitation of 12.2 mm (0.5 in) on 4 November 2024.
About the Station
Location: Illinois, United States, 41.68 latitude, -89.94 longitude.
Elevation: 184 m (605 ft).
Period of record: 1948 to 2024, 77 years.
Eligible elements: prcp.
Daily Record Envelope and 2026
0 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Prophetstown. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Prophetstown, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
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Feb
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Mar
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Apr
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May
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Jun
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Jul
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Aug
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Sep
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Oct
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Nov
n/a
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Dec
n/a
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Which Years Hold Standing Records
0 standing records
0 records at Prophetstown still stand.
Standing records at Prophetstown by the year they were set
Year set
Standing records
Wettest Day of Each Month
Sep: 104.6 mm (4.1 in)
The wettest day on record for each calendar month at Prophetstown. The most was 104.6 mm (4.1 in) on 13 September 2008.
Record daily precipitation for each month at Prophetstown
Yearly extremes at Prophetstown: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Wettest day (Rx1day)
104.6 mm (4.1 in)
2008
64.2 mm (2.5 in)
34
Wettest five days (Rx5day)
144.5 mm (5.7 in)
2008
101.8 mm (4.0 in)
34
Longest dry spell (CDD)
37 days
1999
20 days
34
Wettest day (Rx1day)
The wettest day of the year at Prophetstown, 1948 to 2024. The record is 104.6 mm (4.1 in) in 2008, marked on the chart; the median year is 64.2 mm (2.5 in).
Wettest day (Rx1day) at Prophetstown by year
Year
Wettest day (Rx1day)
1948
40.6 mm (1.6 in)
1949
65.5 mm (2.6 in)
1950
43.7 mm (1.7 in)
1951
88.1 mm (3.5 in)
1995
50.8 mm (2.0 in)
1996
67.1 mm (2.6 in)
1997
51.8 mm (2.0 in)
1998
87.6 mm (3.4 in)
1999
82.8 mm (3.3 in)
2000
58.4 mm (2.3 in)
2001
90.2 mm (3.6 in)
2002
59.4 mm (2.3 in)
2003
63.5 mm (2.5 in)
2004
41.4 mm (1.6 in)
2005
30.5 mm (1.2 in)
2006
51.8 mm (2.0 in)
2007
57.2 mm (2.3 in)
2008
104.6 mm (4.1 in)
2009
54.6 mm (2.1 in)
2010
49.3 mm (1.9 in)
2011
62.2 mm (2.4 in)
2012
64.8 mm (2.6 in)
2013
99.1 mm (3.9 in)
2014
76.2 mm (3.0 in)
2015
97.0 mm (3.8 in)
2016
94.2 mm (3.7 in)
2017
104.1 mm (4.1 in)
2018
73.4 mm (2.9 in)
2019
52.3 mm (2.1 in)
2020
88.9 mm (3.5 in)
2021
66.0 mm (2.6 in)
2022
41.7 mm (1.6 in)
2023
63.5 mm (2.5 in)
2024
76.2 mm (3.0 in)
Wettest five days (Rx5day)
The wettest five days of the year at Prophetstown, 1948 to 2024. The record is 144.5 mm (5.7 in) in 2008, marked on the chart; the median year is 101.8 mm (4.0 in).
Wettest five days (Rx5day) at Prophetstown by year
Year
Wettest five days (Rx5day)
1948
49.7 mm (2.0 in)
1949
74.7 mm (2.9 in)
1950
101.6 mm (4.0 in)
1951
113.0 mm (4.4 in)
1995
60.0 mm (2.4 in)
1996
105.7 mm (4.2 in)
1997
100.5 mm (4.0 in)
1998
117.6 mm (4.6 in)
1999
122.7 mm (4.8 in)
2000
102.2 mm (4.0 in)
2001
110.5 mm (4.4 in)
2002
106.7 mm (4.2 in)
2003
81.0 mm (3.2 in)
2004
96.0 mm (3.8 in)
2005
61.0 mm (2.4 in)
2006
71.6 mm (2.8 in)
2007
119.8 mm (4.7 in)
2008
144.5 mm (5.7 in)
2009
93.8 mm (3.7 in)
2010
77.7 mm (3.1 in)
2011
101.1 mm (4.0 in)
2012
70.1 mm (2.8 in)
2013
109.0 mm (4.3 in)
2014
139.6 mm (5.5 in)
2015
135.6 mm (5.3 in)
2016
97.0 mm (3.8 in)
2017
139.4 mm (5.5 in)
2018
113.3 mm (4.5 in)
2019
124.7 mm (4.9 in)
2020
120.0 mm (4.7 in)
2021
92.1 mm (3.6 in)
2022
63.5 mm (2.5 in)
2023
101.9 mm (4.0 in)
2024
82.8 mm (3.3 in)
Longest dry spell (CDD)
The longest dry spell of the year at Prophetstown, 1948 to 2024. The record is 37 days in 1999, marked on the chart; the median year is 20 days.
Longest dry spell (CDD) at Prophetstown by year
Year
Longest dry spell (CDD)
1948
13 days
1949
23 days
1950
17 days
1951
15 days
1995
21 days
1996
19 days
1997
21 days
1998
23 days
1999
37 days
2000
19 days
2001
14 days
2002
16 days
2003
18 days
2004
20 days
2005
21 days
2006
18 days
2007
32 days
2008
14 days
2009
17 days
2010
26 days
2011
14 days
2012
20 days
2013
15 days
2014
19 days
2015
31 days
2016
19 days
2017
21 days
2018
23 days
2019
26 days
2020
19 days
2021
20 days
2022
16 days
2023
24 days
2024
20 days
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Download the Data
Data for Prophetstown standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Prophetstown threshold days by year: CSV or JSON. Field meanings are on the data page.
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.