| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.64 | -0.03 |
| Feb | 0.53 | 0.57 | -0.04 |
| Mar | 0.78 | 0.88 | -0.10 |
| Apr | 1.33 | 1.30 | 0.03 |
| May | 2.72 | 2.86 | -0.14 |
| Jun | 4.01 | 4.07 | -0.06 |
| Jul | 3.60 | 3.41 | 0.19 |
| Aug | 2.92 | 3.14 | -0.22 |
| Sep | 2.60 | 2.72 | -0.12 |
| Oct | 2.01 | 2.08 | -0.07 |
| Nov | 0.83 | 0.84 | -0.01 |
| Dec | 0.84 | 0.79 | 0.05 |
22.78 | 23.30 | -0.52 |