| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.33 | -0.07 |
| Feb | 1.58 | 1.71 | -0.13 |
| Mar | 2.49 | 2.60 | -0.11 |
| Apr | 4.16 | 4.16 | 0.00 |
| May | 5.61 | 5.68 | -0.07 |
| Jun | 5.20 | 5.39 | -0.19 |
| Jul | 4.72 | 4.64 | 0.08 |
| Aug | 4.36 | 4.27 | 0.09 |
| Sep | 4.01 | 4.34 | -0.33 |
| Oct | 3.33 | 3.45 | -0.12 |
| Nov | 2.24 | 2.27 | -0.03 |
| Dec | 1.73 | 1.77 | -0.04 |
40.69 | 41.61 | -0.92 |