| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.83 | 6.74 | 0.09 |
| Feb | 4.99 | 5.19 | -0.20 |
| Mar | 5.02 | 4.64 | 0.38 |
| Apr | 3.40 | 3.94 | -0.54 |
| May | 2.21 | 2.63 | -0.42 |
| Jun | 1.28 | 1.75 | -0.47 |
| Jul | 0.29 | 0.36 | -0.07 |
| Aug | 0.46 | 0.52 | -0.06 |
| Sep | 1.45 | 1.61 | -0.16 |
| Oct | 3.73 | 3.85 | -0.12 |
| Nov | 6.56 | 6.72 | -0.16 |
| Dec | 7.95 | 8.03 | -0.08 |
44.17 | 45.98 | -1.81 |