Counties in Illinois with more precipitation over the past year than average

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- Precipitation over the past year: 41.3 inches
- Comparison to 1901-2000 average: 0.1 inches above average (#69 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 7.0 inches above statewide average
#12. Perry County
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- Precipitation over the past year: 34.4 inches
- Comparison to 1901-2000 average: 0.4 inches above average (#67 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 0.1 inches above statewide average
#11. Boone County
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- Precipitation over the past year: 41.0 inches
- Comparison to 1901-2000 average: 0.6 inches above average (#66 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 6.6 inches above statewide average
#10. Clay County
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- Precipitation over the past year: 44.1 inches
- Comparison to 1901-2000 average: 1.8 inches above average (#59 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 9.8 inches above statewide average
#9. Franklin County
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- Precipitation over the past year: 45.4 inches
- Comparison to 1901-2000 average: 2.3 inches above average (#51 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 11.0 inches above statewide average
#8. Jackson County
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- Precipitation over the past year: 49.5 inches
- Comparison to 1901-2000 average: 2.8 inches above average (#47 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 15.2 inches above statewide average
#7. Pope County
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- Precipitation over the past year: 47.4 inches
- Comparison to 1901-2000 average: 3.9 inches above average (#49 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 13.1 inches above statewide average
#6. Williamson County
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- Precipitation over the past year: 49.5 inches
- Comparison to 1901-2000 average: 4.4 inches above average (#38 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 15.2 inches above statewide average
#5. Union County
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- Precipitation over the past year: 52.9 inches
- Comparison to 1901-2000 average: 7.0 inches above average (#26 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 18.6 inches above statewide average
#4. Johnson County
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- Precipitation over the past year: 52.6 inches
- Comparison to 1901-2000 average: 7.5 inches above average (#26 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 18.3 inches above statewide average
#3. Alexander County
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- Precipitation over the past year: 55.3 inches
- Comparison to 1901-2000 average: 8.2 inches above average (#26 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 21.0 inches above statewide average
#2. Massac County
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- Precipitation over the past year: 55.9 inches
- Comparison to 1901-2000 average: 10.2 inches above average (#21 rainiest September-August period since 1895)
- Comparison to state's precipitation over past year: 21.6 inches above statewide average

This story features data reporting and writing by Emma Rubin, and is part of a series utilizing data automation across 44 states.

#1. Pulaski County
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