| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.66 | 3.68 | -0.02 |
| Feb | 3.30 | 3.50 | -0.20 |
| Mar | 3.73 | 3.84 | -0.11 |
| Apr | 2.87 | 3.00 | -0.13 |
| May | 3.41 | 3.38 | 0.03 |
| Jun | 4.82 | 4.71 | 0.11 |
| Jul | 4.80 | 4.73 | 0.07 |
| Aug | 4.93 | 4.84 | 0.09 |
| Sep | 4.16 | 4.24 | -0.08 |
| Oct | 3.30 | 3.32 | -0.02 |
| Nov | 2.86 | 2.80 | 0.06 |
| Dec | 3.65 | 3.65 | 0.00 |
45.49 | 45.69 | -0.20 |