| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.14 | 5.24 | -0.10 |
| Feb | 5.52 | 5.60 | -0.08 |
| Mar | 5.29 | 5.25 | 0.04 |
| Apr | 5.78 | 5.76 | 0.02 |
| May | 3.91 | 4.06 | -0.15 |
| Jun | 4.22 | 4.50 | -0.28 |
| Jul | 4.53 | 4.56 | -0.03 |
| Aug | 4.01 | 4.47 | -0.46 |
| Sep | 3.73 | 3.72 | 0.01 |
| Oct | 3.64 | 3.68 | -0.04 |
| Nov | 4.25 | 4.31 | -0.06 |
| Dec | 5.37 | 5.40 | -0.03 |
55.39 | 56.55 | -1.16 |