| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.13 | 4.00 | 0.13 |
| Feb | 3.53 | 3.44 | 0.09 |
| Mar | 4.89 | 4.88 | 0.01 |
| Apr | 4.53 | 4.53 | 0.00 |
| May | 3.60 | 3.53 | 0.07 |
| Jun | 4.08 | 4.12 | -0.04 |
| Jul | 3.53 | 3.50 | 0.03 |
| Aug | 3.92 | 4.02 | -0.10 |
| Sep | 4.19 | 4.20 | -0.01 |
| Oct | 4.88 | 4.79 | 0.09 |
| Nov | 4.27 | 4.14 | 0.13 |
| Dec | 4.94 | 4.91 | 0.03 |
50.49 | 50.06 | 0.43 |