| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.63 | 4.59 | 0.04 |
| Feb | 3.81 | 3.80 | 0.01 |
| Mar | 3.81 | 3.84 | -0.03 |
| Apr | 3.90 | 4.00 | -0.10 |
| May | 4.68 | 4.81 | -0.13 |
| Jun | 5.01 | 5.07 | -0.06 |
| Jul | 3.78 | 3.52 | 0.26 |
| Aug | 4.61 | 4.54 | 0.07 |
| Sep | 4.76 | 4.35 | 0.41 |
| Oct | 5.38 | 4.96 | 0.42 |
| Nov | 4.68 | 4.68 | 0.00 |
| Dec | 4.91 | 4.76 | 0.15 |
53.96 | 52.92 | 1.04 |