| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.45 | -0.14 |
| Feb | 3.10 | 3.20 | -0.10 |
| Mar | 3.36 | 3.48 | -0.12 |
| Apr | 3.27 | 3.25 | 0.02 |
| May | 3.20 | 3.10 | 0.10 |
| Jun | 5.38 | 5.34 | 0.04 |
| Jul | 5.93 | 6.03 | -0.10 |
| Aug | 6.46 | 6.64 | -0.18 |
| Sep | 5.43 | 5.76 | -0.33 |
| Oct | 4.52 | 4.53 | -0.01 |
| Nov | 2.88 | 2.87 | 0.01 |
| Dec | 3.24 | 3.60 | -0.36 |
50.08 | 51.25 | -1.17 |