| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.20 | 6.69 | 0.51 |
| Feb | 5.32 | 5.01 | 0.31 |
| Mar | 5.54 | 5.28 | 0.26 |
| Apr | 4.23 | 4.16 | 0.07 |
| May | 2.97 | 2.90 | 0.07 |
| Jun | 2.03 | 2.01 | 0.02 |
| Jul | 0.56 | 0.55 | 0.01 |
| Aug | 0.76 | 0.73 | 0.03 |
| Sep | 1.96 | 1.93 | 0.03 |
| Oct | 4.54 | 4.33 | 0.21 |
| Nov | 7.63 | 6.96 | 0.67 |
| Dec | 8.10 | 7.55 | 0.55 |
50.84 | 48.10 | 2.74 |