| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.60 | 0.01 |
| Feb | 0.50 | 0.57 | -0.07 |
| Mar | 0.69 | 0.83 | -0.14 |
| Apr | 1.27 | 1.28 | -0.01 |
| May | 2.65 | 2.87 | -0.22 |
| Jun | 3.80 | 3.89 | -0.09 |
| Jul | 3.48 | 3.44 | 0.04 |
| Aug | 2.97 | 3.09 | -0.12 |
| Sep | 2.58 | 2.75 | -0.17 |
| Oct | 1.91 | 2.08 | -0.17 |
| Nov | 0.85 | 0.90 | -0.05 |
| Dec | 0.85 | 0.80 | 0.05 |
22.16 | 23.10 | -0.94 |