| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.87 | 5.01 | -0.14 |
| Feb | 5.08 | 5.20 | -0.12 |
| Mar | 5.31 | 5.43 | -0.12 |
| Apr | 4.29 | 4.41 | -0.12 |
| May | 4.01 | 3.95 | 0.06 |
| Jun | 4.58 | 4.61 | -0.03 |
| Jul | 4.79 | 4.78 | 0.01 |
| Aug | 4.15 | 4.45 | -0.30 |
| Sep | 3.70 | 3.50 | 0.20 |
| Oct | 3.01 | 3.12 | -0.11 |
| Nov | 3.97 | 4.01 | -0.04 |
| Dec | 5.29 | 5.28 | 0.01 |
53.05 | 53.75 | -0.70 |