| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.38 | 3.31 | 0.07 |
| Feb | 2.56 | 2.55 | 0.01 |
| Mar | 3.27 | 3.47 | -0.20 |
| Apr | 3.59 | 3.85 | -0.26 |
| May | 3.39 | 3.33 | 0.06 |
| Jun | 3.81 | 3.87 | -0.06 |
| Jul | 3.14 | 3.15 | -0.01 |
| Aug | 3.19 | 3.22 | -0.03 |
| Sep | 3.74 | 3.57 | 0.17 |
| Oct | 4.70 | 4.78 | -0.08 |
| Nov | 4.04 | 4.07 | -0.03 |
| Dec | 3.97 | 4.39 | -0.42 |
42.78 | 43.56 | -0.78 |