| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.84 | 4.12 | -0.28 |
| Feb | 3.42 | 3.64 | -0.22 |
| Mar | 4.88 | 5.36 | -0.48 |
| Apr | 4.35 | 4.70 | -0.35 |
| May | 3.47 | 3.53 | -0.06 |
| Jun | 3.71 | 3.86 | -0.15 |
| Jul | 3.17 | 3.22 | -0.05 |
| Aug | 3.73 | 3.88 | -0.15 |
| Sep | 3.92 | 3.93 | -0.01 |
| Oct | 4.58 | 4.74 | -0.16 |
| Nov | 4.05 | 4.24 | -0.19 |
| Dec | 4.72 | 5.10 | -0.38 |
47.84 | 50.32 | -2.48 |