| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.06 | 0.00 |
| Feb | 2.79 | 2.65 | 0.14 |
| Mar | 3.17 | 3.24 | -0.07 |
| Apr | 3.56 | 3.79 | -0.23 |
| May | 3.90 | 3.98 | -0.08 |
| Jun | 4.72 | 4.73 | -0.01 |
| Jul | 4.74 | 4.77 | -0.03 |
| Aug | 4.22 | 4.14 | 0.08 |
| Sep | 3.70 | 3.66 | 0.04 |
| Oct | 4.60 | 4.63 | -0.03 |
| Nov | 3.40 | 3.48 | -0.08 |
| Dec | 3.68 | 3.89 | -0.21 |
45.54 | 46.02 | -0.48 |