| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.64 | -0.03 |
| Feb | 3.08 | 2.98 | 0.10 |
| Mar | 4.05 | 4.00 | 0.05 |
| Apr | 3.61 | 3.61 | 0.00 |
| May | 3.79 | 3.61 | 0.18 |
| Jun | 4.53 | 4.42 | 0.11 |
| Jul | 5.05 | 5.42 | -0.37 |
| Aug | 5.08 | 5.06 | 0.02 |
| Sep | 5.39 | 5.55 | -0.16 |
| Oct | 3.47 | 3.35 | 0.12 |
| Nov | 3.45 | 3.42 | 0.03 |
| Dec | 3.56 | 3.56 | 0.00 |
48.67 | 48.62 | 0.05 |