| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.46 | -0.09 |
| Feb | 1.37 | 1.54 | -0.17 |
| Mar | 2.12 | 2.05 | 0.07 |
| Apr | 3.63 | 3.74 | -0.11 |
| May | 4.18 | 4.23 | -0.05 |
| Jun | 5.28 | 5.26 | 0.02 |
| Jul | 4.26 | 4.22 | 0.04 |
| Aug | 3.99 | 4.08 | -0.09 |
| Sep | 3.51 | 3.45 | 0.06 |
| Oct | 2.88 | 2.84 | 0.04 |
| Nov | 2.19 | 2.16 | 0.03 |
| Dec | 1.58 | 1.71 | -0.13 |
36.36 | 36.74 | -0.38 |