| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.60 | -0.08 |
| Feb | 0.50 | 0.57 | -0.07 |
| Mar | 0.87 | 0.87 | 0.00 |
| Apr | 1.30 | 1.16 | 0.14 |
| May | 2.86 | 2.86 | 0.00 |
| Jun | 3.97 | 3.86 | 0.11 |
| Jul | 3.49 | 3.52 | -0.03 |
| Aug | 2.66 | 2.87 | -0.21 |
| Sep | 2.47 | 2.43 | 0.04 |
| Oct | 1.90 | 1.93 | -0.03 |
| Nov | 0.87 | 0.81 | 0.06 |
| Dec | 0.70 | 0.79 | -0.09 |
22.11 | 22.27 | -0.16 |