| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.78 | 0.01 |
| Feb | 1.17 | 1.21 | -0.04 |
| Mar | 2.27 | 2.24 | 0.03 |
| Apr | 2.65 | 2.69 | -0.04 |
| May | 4.94 | 4.88 | 0.06 |
| Jun | 4.53 | 4.48 | 0.05 |
| Jul | 3.74 | 3.92 | -0.18 |
| Aug | 3.73 | 3.78 | -0.05 |
| Sep | 2.43 | 2.41 | 0.02 |
| Oct | 2.66 | 2.63 | 0.03 |
| Nov | 1.45 | 1.39 | 0.06 |
| Dec | 1.19 | 1.16 | 0.03 |
31.55 | 31.57 | -0.02 |