| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.45 | 1.46 | -0.01 |
| Feb | 1.68 | 1.76 | -0.08 |
| Mar | 2.39 | 2.43 | -0.04 |
| Apr | 3.71 | 3.67 | 0.04 |
| May | 5.15 | 5.10 | 0.05 |
| Jun | 5.03 | 4.95 | 0.08 |
| Jul | 4.11 | 4.08 | 0.03 |
| Aug | 3.85 | 3.63 | 0.22 |
| Sep | 3.62 | 3.65 | -0.03 |
| Oct | 2.95 | 2.90 | 0.05 |
| Nov | 2.23 | 2.26 | -0.03 |
| Dec | 1.78 | 1.80 | -0.02 |
37.95 | 37.69 | 0.26 |