| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.19 | 4.20 | -0.01 |
| Feb | 4.60 | 4.69 | -0.09 |
| Mar | 5.71 | 5.58 | 0.13 |
| Apr | 5.59 | 5.62 | -0.03 |
| May | 5.53 | 5.31 | 0.22 |
| Jun | 4.57 | 4.41 | 0.16 |
| Jul | 4.33 | 4.42 | -0.09 |
| Aug | 3.40 | 3.24 | 0.16 |
| Sep | 3.66 | 3.55 | 0.11 |
| Oct | 4.04 | 4.01 | 0.03 |
| Nov | 4.41 | 4.41 | 0.00 |
| Dec | 5.49 | 5.48 | 0.01 |
55.52 | 54.92 | 0.60 |