| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.51 | 0.05 |
| Feb | 2.84 | 2.82 | 0.02 |
| Mar | 4.10 | 4.12 | -0.02 |
| Apr | 3.81 | 3.79 | 0.02 |
| May | 4.11 | 3.95 | 0.16 |
| Jun | 4.51 | 4.37 | 0.14 |
| Jul | 4.90 | 4.92 | -0.02 |
| Aug | 4.60 | 4.43 | 0.17 |
| Sep | 4.38 | 4.13 | 0.25 |
| Oct | 4.33 | 4.20 | 0.13 |
| Nov | 3.29 | 3.29 | 0.00 |
| Dec | 4.27 | 4.23 | 0.04 |
48.70 | 47.76 | 0.94 |