| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.66 | 0.05 |
| Feb | 0.67 | 0.59 | 0.08 |
| Mar | 1.07 | 1.03 | 0.04 |
| Apr | 1.84 | 1.85 | -0.01 |
| May | 3.29 | 3.36 | -0.07 |
| Jun | 4.43 | 4.50 | -0.07 |
| Jul | 3.96 | 3.98 | -0.02 |
| Aug | 3.05 | 3.03 | 0.02 |
| Sep | 2.81 | 3.00 | -0.19 |
| Oct | 2.51 | 2.79 | -0.28 |
| Nov | 0.98 | 0.95 | 0.03 |
| Dec | 0.80 | 0.82 | -0.02 |
26.12 | 26.56 | -0.44 |