| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.52 | 0.00 |
| Feb | 0.78 | 0.74 | 0.04 |
| Mar | 1.30 | 1.32 | -0.02 |
| Apr | 2.88 | 2.85 | 0.03 |
| May | 3.68 | 3.76 | -0.08 |
| Jun | 4.10 | 4.10 | 0.00 |
| Jul | 3.02 | 3.08 | -0.06 |
| Aug | 3.37 | 3.30 | 0.07 |
| Sep | 2.81 | 2.81 | 0.00 |
| Oct | 2.16 | 2.30 | -0.14 |
| Nov | 1.06 | 1.01 | 0.05 |
| Dec | 0.74 | 0.77 | -0.03 |
26.42 | 26.56 | -0.14 |