| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 2.96 | -0.02 |
| Feb | 2.34 | 2.42 | -0.08 |
| Mar | 3.39 | 3.30 | 0.09 |
| Apr | 4.95 | 4.74 | 0.21 |
| May | 4.88 | 4.89 | -0.01 |
| Jun | 4.81 | 4.94 | -0.13 |
| Jul | 4.17 | 4.16 | 0.01 |
| Aug | 3.29 | 3.07 | 0.22 |
| Sep | 3.02 | 3.06 | -0.04 |
| Oct | 3.48 | 3.51 | -0.03 |
| Nov | 3.74 | 3.70 | 0.04 |
| Dec | 2.74 | 2.79 | -0.05 |
43.75 | 43.54 | 0.21 |