| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.00 | 4.20 | -0.20 |
| Feb | 2.99 | 3.18 | -0.19 |
| Mar | 3.62 | 3.78 | -0.16 |
| Apr | 4.00 | 4.12 | -0.12 |
| May | 5.19 | 5.34 | -0.15 |
| Jun | 5.67 | 5.79 | -0.12 |
| Jul | 4.16 | 4.52 | -0.36 |
| Aug | 5.03 | 5.41 | -0.38 |
| Sep | 4.98 | 5.52 | -0.54 |
| Oct | 5.03 | 5.02 | 0.01 |
| Nov | 4.30 | 4.61 | -0.31 |
| Dec | 4.11 | 4.19 | -0.08 |
53.08 | 55.68 | -2.60 |