| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.14 | 5.38 | -0.24 |
| Feb | 5.31 | 5.42 | -0.11 |
| Mar | 5.34 | 5.45 | -0.11 |
| Apr | 5.17 | 5.21 | -0.04 |
| May | 4.64 | 5.16 | -0.52 |
| Jun | 4.36 | 4.89 | -0.53 |
| Jul | 4.76 | 4.76 | 0.00 |
| Aug | 4.11 | 3.98 | 0.13 |
| Sep | 3.69 | 4.17 | -0.48 |
| Oct | 3.88 | 3.73 | 0.15 |
| Nov | 4.22 | 4.21 | 0.01 |
| Dec | 6.10 | 6.11 | -0.01 |
56.72 | 58.47 | -1.75 |