| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.26 | -0.14 |
| Feb | 2.69 | 2.86 | -0.17 |
| Mar | 3.91 | 4.07 | -0.16 |
| Apr | 3.26 | 3.29 | -0.03 |
| May | 3.87 | 4.01 | -0.14 |
| Jun | 4.17 | 4.32 | -0.15 |
| Jul | 4.53 | 4.64 | -0.11 |
| Aug | 4.50 | 4.54 | -0.04 |
| Sep | 4.50 | 4.32 | 0.18 |
| Oct | 4.00 | 4.06 | -0.06 |
| Nov | 3.24 | 3.24 | 0.00 |
| Dec | 3.62 | 3.78 | -0.16 |
45.41 | 46.39 | -0.98 |