| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.65 | 0.06 |
| Feb | 0.72 | 0.65 | 0.07 |
| Mar | 1.17 | 1.09 | 0.08 |
| Apr | 2.31 | 2.23 | 0.08 |
| May | 3.21 | 3.08 | 0.13 |
| Jun | 3.88 | 3.89 | -0.01 |
| Jul | 3.85 | 4.09 | -0.24 |
| Aug | 2.74 | 2.83 | -0.09 |
| Sep | 2.59 | 2.74 | -0.15 |
| Oct | 2.46 | 2.48 | -0.02 |
| Nov | 0.93 | 0.88 | 0.05 |
| Dec | 0.76 | 0.66 | 0.10 |
25.33 | 25.27 | 0.06 |