| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.83 | 1.93 | -0.10 | 
| Feb | 1.87 | 1.98 | -0.11 | 
| Mar | 2.64 | 2.60 | 0.04 | 
| Apr | 4.13 | 4.07 | 0.06 | 
| May | 4.95 | 4.98 | -0.03 | 
| Jun | 4.76 | 4.68 | 0.08 | 
| Jul | 3.86 | 3.99 | -0.13 | 
| Aug | 3.73 | 3.65 | 0.08 | 
| Sep | 3.38 | 3.42 | -0.04 | 
| Oct | 3.11 | 3.11 | 0.00 | 
| Nov | 2.61 | 2.64 | -0.03 | 
| Dec | 2.01 | 2.04 | -0.03 | 
| 38.88 | 39.09 | -0.21 |