| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.71 | 0.02 |
| Feb | 0.69 | 0.65 | 0.04 |
| Mar | 1.08 | 1.07 | 0.01 |
| Apr | 1.89 | 1.86 | 0.03 |
| May | 2.99 | 3.03 | -0.04 |
| Jun | 4.25 | 4.26 | -0.01 |
| Jul | 3.69 | 3.84 | -0.15 |
| Aug | 3.18 | 3.09 | 0.09 |
| Sep | 2.86 | 2.96 | -0.10 |
| Oct | 2.60 | 2.55 | 0.05 |
| Nov | 1.18 | 1.16 | 0.02 |
| Dec | 0.90 | 0.92 | -0.02 |
26.04 | 26.10 | -0.06 |