| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.15 | -0.07 |
| Feb | 1.84 | 1.90 | -0.06 |
| Mar | 2.56 | 2.58 | -0.02 |
| Apr | 3.84 | 3.76 | 0.08 |
| May | 4.60 | 4.58 | 0.02 |
| Jun | 4.08 | 4.03 | 0.05 |
| Jul | 4.14 | 3.87 | 0.27 |
| Aug | 3.59 | 3.53 | 0.06 |
| Sep | 3.17 | 3.27 | -0.10 |
| Oct | 3.24 | 3.17 | 0.07 |
| Nov | 2.76 | 2.73 | 0.03 |
| Dec | 2.16 | 2.17 | -0.01 |
38.06 | 37.74 | 0.32 |