Precipitation Summary
Station: 114317 HUTSONVILLE POWER PLANT, IL
1971-2000 NCDC Normals
| Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Prec. (in) | 2.23 | 2.46 | 3.75 | 4.02 | 4.49 | 4.03 | 4.62 | 3.32 | 3.35 | 2.90 | 3.89 | 3.03 | 42.09 |
Precipitation Extremes
Period of Record: 1946-2006
| Month | High (in) | Year | Low (in) | Year | 1-Day Max (in) |
Date |
|---|---|---|---|---|---|---|
| Jan | 11.14 | 1950 | 0.00 | 1986 | 3.63 | 01-04-1950 |
| Feb | 6.14 | 1990 | 0.00 | 1947 | 3.00 | 02-01-1988 |
| Mar | 8.30 | 1973 | 0.76 | 2001 | 2.35 | 03-27-1949 |
| Apr | 7.58 | 1972 | 0.65 | 1971 | 2.39 | 04-24-1970 |
| May | 10.29 | 1974 | 1.05 | 1977 | 3.33 | 05-13-2002 |
| Jun | 9.09 | 1999 | 0.56 | 1988 | 2.70 | 06-15-1969 |
| Jul | 13.32 | 1979 | 0.62 | 1954 | 4.90 | 07-27-1970 |
| Aug | 8.19 | 2000 | 0.26 | 1948 | 4.00 | 08-25-1947 |
| Sep | 9.49 | 1974 | 0.20 | 1963 | 4.26 | 09-01-1950 |
| Oct | 11.26 | 2001 | 0.11 | 1952 | 4.42 | 10-05-2000 |
| Nov | 12.35 | 1985 | 0.14 | 1999 | 3.02 | 11-19-1985 |
| Dec | 10.49 | 1957 | 0.13 | 1976 | 3.20 | 12-20-1957 |
| Annual | 54.22 | 2000 | 27.46 | 1953 | 4.90 | 07-27-1970 |
| Winter | 21.01 | 1950 | 2.19 | 1963 | 3.63 | 01-04-1950 |
| Spring | 18.99 | 2002 | 5.11 | 1971 | 3.33 | 05-13-2002 |
| Summer | 21.10 | 2000 | 4.33 | 1953 | 4.90 | 07-27-1970 |
| Fall | 18.14 | 1993 | 2.70 | 1999 | 4.42 | 10-05-2000 |
Precipitation Threshold Climatology
Derived from 1971-2000 Averages:
*Annual/seasonal totals may differ from the sum of the monthly totals due to rounding.
| Month | # Days Total ≥ 0.01″ |
# Days Total ≥ 0.10″ |
# Days Total ≥ 0.50″ |
# Days Total ≥ 1.00″ |
|---|---|---|---|---|
| Jan | 7.6 | 5.3 | 1.4 | 0.3 |
| Feb | 7.6 | 5.2 | 1.5 | 0.6 |
| Mar | 10.6 | 7.2 | 2.6 | 1.0 |
| Apr | 11.3 | 8.0 | 2.8 | 0.9 |
| May | 10.5 | 8.0 | 3.3 | 1.3 |
| Jun | 9.1 | 6.6 | 3.0 | 1.2 |
| Jul | 8.7 | 6.8 | 3.4 | 1.6 |
| Aug | 7.6 | 5.6 | 2.4 | 0.9 |
| Sep | 7.4 | 5.7 | 2.4 | 1.1 |
| Oct | 7.8 | 4.6 | 1.9 | 0.8 |
| Nov | 9.3 | 6.6 | 2.6 | 1.2 |
| Dec | 9.0 | 6.1 | 2.1 | 0.7 |
| Annual | 106.7 | 75.8 | 29.6 | 11.6 |
| Winter | 24.2 | 16.6 | 5.1 | 1.6 |
| Spring | 32.4 | 23.2 | 8.7 | 3.2 |
| Summer | 25.5 | 19.0 | 8.8 | 3.7 |
| Fall | 24.5 | 17.0 | 7.0 | 3.0 |
Temperature Summary
There are insufficient temperature data to produce the temperature summary.
Snowfall Summary
Station: 114317 HUTSONVILLE POWER PLANT, IL
1971-2000 Averages
| Element | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Snow (in) | 4.6 | 2.3 | 1.0 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 1.8 | 10.2 |
Snowfall Extremes
Period of Record: 1946-2006
| Month | High (in) | Year | 1-Day Max (in) | Date |
|---|---|---|---|---|
| Jan | 19.7 | 1977 | 7.5 | 01-10-1987 |
| Feb | 13.0 | 1961 | 6.0 | 02-26-1960 |
| Mar | 9.1 | 1960 | 6.0 | 03-01-1980 |
| Apr | 2.5 | 1973 | 2.5 | 04-10-1973 |
| May | 0.0 | – | – | – |
| Jun | 0.0 | – | – | – |
| Jul | 0.0 | – | – | – |
| Aug | 0.0 | – | – | – |
| Sep | 0.0 | – | – | – |
| Oct | 1.3 | 1993 | 1.3 | 10-30-1993 |
| Nov | 6.0 | 1958 | 4.5 | 11-27-1975 |
| Dec | 15.5 | 2000 | 8.0 | 12-20-1973 |
| Season (Jul-Jun) | 27.7 | 1950-1951 | 8.0 | 12-20-1973 |
Snowfall Threshold Climatology
Derived from 1971-2000 Averages
*Annual values may differ from the sum of the monthly values due to rounding.
| Month | # Days Total ≥ 0.1″ |
# Days Total ≥ 1.0″ |
# Days Total ≥ 2.0″ |
# Days Total ≥ 5.0″ |
|---|---|---|---|---|
| Jan | 1.2 | 0.8 | 0.5 | 0.1 |
| Feb | 1.2 | 0.8 | 0.5 | 0.1 |
| Mar | 0.6 | 0.3 | 0.2 | 0.1 |
| Apr | 0.1 | 0.0 | 0.0 | 0.0 |
| May | 0.0 | 0.0 | 0.0 | 0.0 |
| Jun | 0.0 | 0.0 | 0.0 | 0.0 |
| Jul | 0.0 | 0.0 | 0.0 | 0.0 |
| Aug | 0.0 | 0.0 | 0.0 | 0.0 |
| Sep | 0.0 | 0.0 | 0.0 | 0.0 |
| Oct | 0.0 | 0.0 | 0.0 | 0.0 |
| Nov | 0.3 | 0.2 | 0.1 | 0.0 |
| Dec | 1.0 | 0.6 | 0.4 | 0.1 |
| Annual | 5.1 | 3.5 | 1.9 | 0.4 |
Growing Season Summary
There are insufficient temperature data to produce the growing season summary.
Copyright 2007 Illinois State Water Survey
Last Modified: September 11, 2007