| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.59 | -0.04 |
| Feb | 0.80 | 0.87 | -0.07 |
| Mar | 1.35 | 1.41 | -0.06 |
| Apr | 1.97 | 2.03 | -0.06 |
| May | 3.99 | 4.03 | -0.04 |
| Jun | 3.51 | 3.40 | 0.11 |
| Jul | 3.79 | 3.92 | -0.13 |
| Aug | 3.52 | 3.57 | -0.05 |
| Sep | 1.98 | 2.01 | -0.03 |
| Oct | 1.87 | 1.80 | 0.07 |
| Nov | 0.93 | 0.93 | 0.00 |
| Dec | 0.86 | 0.90 | -0.04 |
25.12 | 25.46 | -0.34 |