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> Usa > Madison, Wisconsin > Precipitation
Rainfall/ Precipitation in Madison, Wisconsin, Usa
- Madison, Wisconsin receives 784.3 mm (30.9 in) of rainfall per year, or 65.4 mm (2.6 in) per month.
- On average there are 108 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 9 days with a quantity of rain, sleet, snow etc. per month.
- The driest weather is in January when an average of 27.2 mm (1.1 in) of rainfall (precipitation) occurs.
- The wettest weather is in August when an average of 102.6 mm (4 in) of rainfall (precipitation) occurs.
Precipitation Table
| Climate Variable | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Average Precipitation mm (in) | 27.2 (1.07) | 27.4 (1.1) | 55.1 (2.2) | 72.6 (2.9) | 79.8 (3.1) | 93 (3.7) | 86.1 (3.4) | 102.6 (4) | 85.6 (3.4) | 55.1 (2.2) | 53.1 (2.1) | 46.7 (1.8) | 784.3 (30.9) | |
 | Precipitation Litres/m² (Gallons/ft²) | 27.2 (0.67) | 27.4 (0.67) | 55.1 (1.35) | 72.6 (1.78) | 79.8 (1.96) | 93 (2.28) | 86.1 (2.11) | 102.6 (2.52) | 85.6 (2.1) | 55.1 (1.35) | 53.1 (1.3) | 46.7 (1.15) | 784.3 (19.24) | |
 | Number of Wet Days (probability of rain on a day) | 9 (29%) | 8 (28%) | 10 (32%) | 10 (33%) | 11 (35%) | 11 (37%) | 8 (26%) | 9 (29%) | 9 (30%) | 7 (23%) | 8 (27%) | 8 (26%) | 108 (30%) | |
 | Percentage of Sunny (Cloudy) Daylight Hours | 48 (52) | 49 (51) | 59 (41) | 52 (48) | 60 (40) | 64 (36) | 72 (28) | 69 (31) | 68 (32) | 63 (37) | 45 (55) | 44 (56) | 60 (40) |