| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.81 | -0.03 |
| Feb | 0.67 | 0.67 | 0.00 |
| Mar | 1.06 | 1.05 | 0.01 |
| Apr | 1.74 | 1.83 | -0.09 |
| May | 2.97 | 2.88 | 0.09 |
| Jun | 4.21 | 4.11 | 0.10 |
| Jul | 3.88 | 3.83 | 0.05 |
| Aug | 3.27 | 3.12 | 0.15 |
| Sep | 2.90 | 2.98 | -0.08 |
| Oct | 2.60 | 2.57 | 0.03 |
| Nov | 1.27 | 1.31 | -0.04 |
| Dec | 0.96 | 0.94 | 0.02 |
26.31 | 26.10 | 0.21 |