| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.44 | -0.01 |
| Feb | 0.65 | 0.64 | 0.01 |
| Mar | 1.00 | 0.97 | 0.03 |
| Apr | 1.72 | 1.88 | -0.16 |
| May | 2.42 | 2.71 | -0.29 |
| Jun | 1.07 | 1.12 | -0.05 |
| Jul | 0.60 | 0.59 | 0.01 |
| Aug | 0.56 | 0.59 | -0.03 |
| Sep | 0.99 | 0.94 | 0.05 |
| Oct | 1.22 | 1.24 | -0.02 |
| Nov | 0.57 | 0.60 | -0.03 |
| Dec | 0.50 | 0.58 | -0.08 |
11.73 | 12.30 | -0.57 |