| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.96 | 5.10 | -0.14 |
| Feb | 5.21 | 4.91 | 0.30 |
| Mar | 5.27 | 5.30 | -0.03 |
| Apr | 4.77 | 4.61 | 0.16 |
| May | 4.07 | 4.01 | 0.06 |
| Jun | 4.18 | 4.11 | 0.07 |
| Jul | 4.43 | 4.77 | -0.34 |
| Aug | 3.94 | 3.83 | 0.11 |
| Sep | 4.35 | 4.36 | -0.01 |
| Oct | 3.67 | 3.54 | 0.13 |
| Nov | 4.50 | 4.49 | 0.01 |
| Dec | 5.23 | 5.60 | -0.37 |
54.58 | 54.63 | -0.05 |