| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.00 | 2.09 | -0.09 |
| Feb | 1.88 | 1.97 | -0.09 |
| Mar | 2.50 | 2.56 | -0.06 |
| Apr | 3.84 | 3.79 | 0.05 |
| May | 4.65 | 4.68 | -0.03 |
| Jun | 4.15 | 4.10 | 0.05 |
| Jul | 3.89 | 3.71 | 0.18 |
| Aug | 3.62 | 3.26 | 0.36 |
| Sep | 3.43 | 3.58 | -0.15 |
| Oct | 3.09 | 3.06 | 0.03 |
| Nov | 2.60 | 2.71 | -0.11 |
| Dec | 2.11 | 2.16 | -0.05 |
37.76 | 37.67 | 0.09 |