| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.16 | 3.36 | -0.20 |
| Feb | 3.05 | 3.23 | -0.18 |
| Mar | 4.13 | 4.16 | -0.03 |
| Apr | 3.90 | 3.99 | -0.09 |
| May | 3.73 | 3.65 | 0.08 |
| Jun | 4.14 | 4.14 | 0.00 |
| Jul | 3.74 | 3.52 | 0.22 |
| Aug | 3.68 | 3.69 | -0.01 |
| Sep | 3.79 | 3.74 | 0.05 |
| Oct | 4.73 | 4.69 | 0.04 |
| Nov | 3.70 | 3.71 | -0.01 |
| Dec | 4.19 | 4.35 | -0.16 |
45.94 | 46.23 | -0.29 |