| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.51 | 2.38 | 0.13 |
| Feb | 2.05 | 2.02 | 0.03 |
| Mar | 2.60 | 2.64 | -0.04 |
| Apr | 3.10 | 3.10 | 0.00 |
| May | 3.21 | 3.22 | -0.01 |
| Jun | 3.66 | 3.61 | 0.05 |
| Jul | 3.77 | 3.77 | 0.00 |
| Aug | 3.65 | 3.56 | 0.09 |
| Sep | 3.57 | 3.44 | 0.13 |
| Oct | 3.78 | 3.65 | 0.13 |
| Nov | 2.99 | 2.92 | 0.07 |
| Dec | 2.95 | 2.85 | 0.10 |
37.84 | 37.16 | 0.68 |