| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.20 | 0.08 |
| Feb | 2.90 | 3.17 | -0.27 |
| Mar | 3.29 | 3.38 | -0.09 |
| Apr | 2.65 | 2.47 | 0.18 |
| May | 2.93 | 3.13 | -0.20 |
| Jun | 7.27 | 8.43 | -1.16 |
| Jul | 8.06 | 9.20 | -1.14 |
| Aug | 8.25 | 9.01 | -0.76 |
| Sep | 5.67 | 6.44 | -0.77 |
| Oct | 2.83 | 2.60 | 0.23 |
| Nov | 1.94 | 1.87 | 0.07 |
| Dec | 2.69 | 2.73 | -0.04 |
51.76 | 55.63 | -3.87 |