| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.17 | 0.06 |
| Feb | 2.77 | 2.76 | 0.01 |
| Mar | 3.86 | 3.84 | 0.02 |
| Apr | 3.39 | 3.34 | 0.05 |
| May | 4.15 | 4.09 | 0.06 |
| Jun | 4.26 | 4.19 | 0.07 |
| Jul | 4.27 | 4.31 | -0.04 |
| Aug | 4.11 | 4.17 | -0.06 |
| Sep | 4.45 | 4.31 | 0.14 |
| Oct | 3.77 | 3.66 | 0.11 |
| Nov | 3.37 | 3.25 | 0.12 |
| Dec | 3.53 | 3.61 | -0.08 |
45.16 | 44.70 | 0.46 |