| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.49 | -0.08 |
| Feb | 2.76 | 2.74 | 0.02 |
| Mar | 3.97 | 4.00 | -0.03 |
| Apr | 3.46 | 3.49 | -0.03 |
| May | 4.07 | 4.03 | 0.04 |
| Jun | 4.22 | 4.29 | -0.07 |
| Jul | 4.66 | 4.67 | -0.01 |
| Aug | 4.34 | 4.56 | -0.22 |
| Sep | 4.58 | 4.73 | -0.15 |
| Oct | 3.51 | 3.68 | -0.17 |
| Nov | 3.17 | 3.22 | -0.05 |
| Dec | 3.68 | 3.63 | 0.05 |
45.83 | 46.53 | -0.70 |