| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.69 | 4.77 | -0.08 |
| Feb | 4.80 | 4.91 | -0.11 |
| Mar | 5.05 | 5.03 | 0.02 |
| Apr | 4.20 | 4.32 | -0.12 |
| May | 3.76 | 3.69 | 0.07 |
| Jun | 4.30 | 4.33 | -0.03 |
| Jul | 4.93 | 4.92 | 0.01 |
| Aug | 4.15 | 4.48 | -0.33 |
| Sep | 3.72 | 3.79 | -0.07 |
| Oct | 3.25 | 3.25 | 0.00 |
| Nov | 4.10 | 4.15 | -0.05 |
| Dec | 4.84 | 4.90 | -0.06 |
51.79 | 52.54 | -0.75 |