| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.80 | -0.06 |
| Feb | 1.72 | 1.81 | -0.09 |
| Mar | 2.21 | 2.20 | 0.01 |
| Apr | 3.76 | 3.67 | 0.09 |
| May | 4.42 | 4.71 | -0.29 |
| Jun | 4.60 | 4.77 | -0.17 |
| Jul | 3.83 | 3.88 | -0.05 |
| Aug | 3.79 | 3.85 | -0.06 |
| Sep | 3.52 | 3.50 | 0.02 |
| Oct | 3.13 | 3.15 | -0.02 |
| Nov | 2.39 | 2.40 | -0.01 |
| Dec | 2.02 | 2.02 | 0.00 |
37.13 | 37.76 | -0.63 |