| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.13 | 0.11 |
| Feb | 2.85 | 3.03 | -0.18 |
| Mar | 3.26 | 3.29 | -0.03 |
| Apr | 2.68 | 2.51 | 0.17 |
| May | 2.93 | 3.15 | -0.22 |
| Jun | 7.47 | 8.28 | -0.81 |
| Jul | 8.21 | 8.92 | -0.71 |
| Aug | 8.14 | 8.85 | -0.71 |
| Sep | 5.78 | 6.37 | -0.59 |
| Oct | 2.76 | 2.62 | 0.14 |
| Nov | 1.91 | 1.87 | 0.04 |
| Dec | 2.53 | 2.71 | -0.18 |
51.76 | 54.73 | -2.97 |