| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.81 | 0.01 |
| Feb | 0.99 | 1.05 | -0.06 |
| Mar | 1.85 | 1.76 | 0.09 |
| Apr | 3.20 | 3.26 | -0.06 |
| May | 4.92 | 4.77 | 0.15 |
| Jun | 4.95 | 4.93 | 0.02 |
| Jul | 3.69 | 3.47 | 0.22 |
| Aug | 3.93 | 3.94 | -0.01 |
| Sep | 3.07 | 2.97 | 0.10 |
| Oct | 2.47 | 2.50 | -0.03 |
| Nov | 1.37 | 1.38 | -0.01 |
| Dec | 1.28 | 1.28 | 0.00 |
32.54 | 32.12 | 0.42 |