| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.79 | 4.73 | 0.06 |
| Feb | 4.76 | 4.78 | -0.02 |
| Mar | 4.94 | 4.84 | 0.10 |
| Apr | 4.07 | 4.05 | 0.02 |
| May | 3.95 | 4.04 | -0.09 |
| Jun | 4.47 | 4.37 | 0.10 |
| Jul | 4.80 | 4.75 | 0.05 |
| Aug | 4.38 | 4.45 | -0.07 |
| Sep | 4.15 | 4.13 | 0.02 |
| Oct | 3.55 | 3.55 | 0.00 |
| Nov | 4.17 | 4.23 | -0.06 |
| Dec | 4.70 | 4.71 | -0.01 |
52.73 | 52.63 | 0.10 |