| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.73 | 0.03 |
| Feb | 0.95 | 0.94 | 0.01 |
| Mar | 1.65 | 1.67 | -0.02 |
| Apr | 2.74 | 2.76 | -0.02 |
| May | 5.27 | 5.27 | 0.00 |
| Jun | 4.59 | 4.72 | -0.13 |
| Jul | 3.81 | 3.76 | 0.05 |
| Aug | 3.50 | 3.47 | 0.03 |
| Sep | 2.92 | 2.98 | -0.06 |
| Oct | 2.34 | 2.40 | -0.06 |
| Nov | 1.34 | 1.37 | -0.03 |
| Dec | 1.20 | 1.17 | 0.03 |
31.07 | 31.24 | -0.17 |