| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.85 | -0.06 |
| Feb | 3.03 | 2.88 | 0.15 |
| Mar | 3.70 | 3.55 | 0.15 |
| Apr | 3.64 | 3.64 | 0.00 |
| May | 4.40 | 4.39 | 0.01 |
| Jun | 3.75 | 3.83 | -0.08 |
| Jul | 1.97 | 1.87 | 0.10 |
| Aug | 2.51 | 2.57 | -0.06 |
| Sep | 3.11 | 3.02 | 0.09 |
| Oct | 4.78 | 4.71 | 0.07 |
| Nov | 3.05 | 3.06 | -0.01 |
| Dec | 3.36 | 3.28 | 0.08 |
40.09 | 39.65 | 0.44 |