| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.70 | -0.03 |
| Feb | 2.65 | 2.56 | 0.09 |
| Mar | 2.92 | 2.91 | 0.01 |
| Apr | 3.49 | 3.64 | -0.15 |
| May | 5.45 | 5.38 | 0.07 |
| Jun | 8.54 | 8.01 | 0.53 |
| Jul | 6.69 | 5.74 | 0.95 |
| Aug | 7.78 | 7.23 | 0.55 |
| Sep | 7.87 | 8.06 | -0.19 |
| Oct | 6.47 | 6.32 | 0.15 |
| Nov | 3.84 | 3.77 | 0.07 |
| Dec | 2.69 | 2.62 | 0.07 |
61.06 | 58.94 | 2.12 |