| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.57 | -0.08 |
| Feb | 1.70 | 1.73 | -0.03 |
| Mar | 2.40 | 2.37 | 0.03 |
| Apr | 3.69 | 3.69 | 0.00 |
| May | 4.40 | 4.53 | -0.13 |
| Jun | 5.16 | 5.15 | 0.01 |
| Jul | 4.41 | 4.41 | 0.00 |
| Aug | 3.90 | 3.87 | 0.03 |
| Sep | 3.76 | 3.60 | 0.16 |
| Oct | 2.83 | 2.81 | 0.02 |
| Nov | 2.37 | 2.34 | 0.03 |
| Dec | 1.91 | 1.97 | -0.06 |
38.02 | 38.04 | -0.02 |