| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.90 | 1.00 | -0.10 |
| Feb | 1.09 | 1.22 | -0.13 |
| Mar | 1.94 | 2.04 | -0.10 |
| Apr | 3.77 | 3.78 | -0.01 |
| May | 4.97 | 5.03 | -0.06 |
| Jun | 5.19 | 5.16 | 0.03 |
| Jul | 4.47 | 4.44 | 0.03 |
| Aug | 4.22 | 4.39 | -0.17 |
| Sep | 3.38 | 3.28 | 0.10 |
| Oct | 2.69 | 2.73 | -0.04 |
| Nov | 1.76 | 1.86 | -0.10 |
| Dec | 1.29 | 1.40 | -0.11 |
35.67 | 36.33 | -0.66 |