| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.53 | -0.01 |
| Feb | 3.73 | 3.72 | 0.01 |
| Mar | 4.66 | 4.58 | 0.08 |
| Apr | 4.74 | 4.66 | 0.08 |
| May | 5.34 | 5.34 | 0.00 |
| Jun | 4.95 | 4.86 | 0.09 |
| Jul | 4.70 | 4.30 | 0.40 |
| Aug | 3.46 | 3.24 | 0.22 |
| Sep | 3.58 | 3.55 | 0.03 |
| Oct | 3.73 | 3.73 | 0.00 |
| Nov | 3.46 | 3.46 | 0.00 |
| Dec | 4.28 | 4.39 | -0.11 |
50.15 | 49.36 | 0.79 |