| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.72 | 3.72 | 0.00 |
| Feb | 2.87 | 3.24 | -0.37 |
| Mar | 4.16 | 4.47 | -0.31 |
| Apr | 4.00 | 4.28 | -0.28 |
| May | 4.19 | 4.38 | -0.19 |
| Jun | 4.74 | 5.14 | -0.40 |
| Jul | 4.85 | 4.71 | 0.14 |
| Aug | 4.67 | 4.73 | -0.06 |
| Sep | 4.53 | 4.59 | -0.06 |
| Oct | 4.65 | 5.10 | -0.45 |
| Nov | 3.62 | 3.82 | -0.20 |
| Dec | 4.49 | 4.81 | -0.32 |
50.49 | 52.99 | -2.50 |