| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.62 | 2.69 | -0.07 |
| Feb | 2.64 | 2.52 | 0.12 |
| Mar | 3.96 | 3.82 | 0.14 |
| Apr | 4.81 | 4.69 | 0.12 |
| May | 5.16 | 5.03 | 0.13 |
| Jun | 4.33 | 4.26 | 0.07 |
| Jul | 4.01 | 3.73 | 0.28 |
| Aug | 3.86 | 3.81 | 0.05 |
| Sep | 3.73 | 3.70 | 0.03 |
| Oct | 3.22 | 3.05 | 0.17 |
| Nov | 3.79 | 3.72 | 0.07 |
| Dec | 2.57 | 2.61 | -0.04 |
44.70 | 43.63 | 1.07 |