| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.95 | 8.93 | 0.02 |
| Feb | 6.73 | 6.97 | -0.24 |
| Mar | 7.19 | 7.06 | 0.13 |
| Apr | 5.95 | 5.60 | 0.35 |
| May | 4.17 | 4.31 | -0.14 |
| Jun | 3.08 | 2.98 | 0.10 |
| Jul | 0.78 | 0.79 | -0.01 |
| Aug | 1.03 | 1.01 | 0.02 |
| Sep | 2.54 | 2.55 | -0.01 |
| Oct | 6.21 | 5.99 | 0.22 |
| Nov | 9.71 | 9.30 | 0.41 |
| Dec | 9.81 | 10.15 | -0.34 |
66.15 | 65.64 | 0.51 |