| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 5.57 | -0.58 |
| Feb | 3.25 | 3.59 | -0.34 |
| Mar | 3.54 | 4.65 | -1.11 |
| Apr | 2.81 | 3.85 | -1.04 |
| May | 2.31 | 2.79 | -0.48 |
| Jun | 1.74 | 2.27 | -0.53 |
| Jul | 1.00 | 1.12 | -0.12 |
| Aug | 1.12 | 1.14 | -0.02 |
| Sep | 2.09 | 2.58 | -0.49 |
| Oct | 4.02 | 4.88 | -0.86 |
| Nov | 5.67 | 6.88 | -1.21 |
| Dec | 4.96 | 5.81 | -0.85 |
37.50 | 45.13 | -7.63 |