| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.63 | 4.58 | 0.05 |
| Feb | 4.19 | 4.26 | -0.07 |
| Mar | 4.86 | 5.21 | -0.35 |
| Apr | 3.63 | 3.56 | 0.07 |
| May | 2.81 | 2.68 | 0.13 |
| Jun | 5.51 | 5.52 | -0.01 |
| Jul | 5.30 | 5.56 | -0.26 |
| Aug | 4.90 | 5.11 | -0.21 |
| Sep | 4.44 | 4.20 | 0.24 |
| Oct | 3.03 | 2.94 | 0.09 |
| Nov | 2.87 | 2.83 | 0.04 |
| Dec | 4.06 | 3.57 | 0.49 |
50.23 | 50.02 | 0.21 |