| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.53 | 0.04 |
| Feb | 0.78 | 0.74 | 0.04 |
| Mar | 1.30 | 1.31 | -0.01 |
| Apr | 2.04 | 2.02 | 0.02 |
| May | 3.70 | 3.61 | 0.09 |
| Jun | 3.30 | 3.12 | 0.18 |
| Jul | 3.84 | 3.65 | 0.19 |
| Aug | 3.27 | 3.15 | 0.12 |
| Sep | 1.98 | 1.93 | 0.05 |
| Oct | 1.69 | 1.68 | 0.01 |
| Nov | 0.89 | 0.86 | 0.03 |
| Dec | 0.84 | 0.86 | -0.02 |
24.20 | 23.46 | 0.74 |