| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.70 | -0.01 |
| Feb | 0.80 | 0.77 | 0.03 |
| Mar | 1.52 | 1.48 | 0.04 |
| Apr | 2.64 | 2.63 | 0.01 |
| May | 3.79 | 3.92 | -0.13 |
| Jun | 4.15 | 4.27 | -0.12 |
| Jul | 3.95 | 3.88 | 0.07 |
| Aug | 3.95 | 4.00 | -0.05 |
| Sep | 2.96 | 3.08 | -0.12 |
| Oct | 2.58 | 2.65 | -0.07 |
| Nov | 1.39 | 1.38 | 0.01 |
| Dec | 0.91 | 0.96 | -0.05 |
29.33 | 29.72 | -0.39 |