| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.78 | 0.00 |
| Feb | 0.81 | 0.81 | 0.00 |
| Mar | 1.60 | 1.45 | 0.15 |
| Apr | 2.85 | 2.88 | -0.03 |
| May | 4.16 | 4.20 | -0.04 |
| Jun | 4.37 | 4.41 | -0.04 |
| Jul | 4.38 | 4.41 | -0.03 |
| Aug | 4.06 | 4.07 | -0.01 |
| Sep | 3.28 | 3.25 | 0.03 |
| Oct | 2.83 | 2.88 | -0.05 |
| Nov | 1.65 | 1.63 | 0.02 |
| Dec | 1.12 | 1.15 | -0.03 |
31.89 | 31.92 | -0.03 |