| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.81 | 6.29 | 0.52 |
| Feb | 6.36 | 5.54 | 0.82 |
| Mar | 5.50 | 5.06 | 0.44 |
| Apr | 3.91 | 3.21 | 0.70 |
| May | 2.43 | 2.30 | 0.13 |
| Jun | 1.07 | 1.00 | 0.07 |
| Jul | 0.04 | 0.11 | -0.07 |
| Aug | 0.12 | 0.13 | -0.01 |
| Sep | 0.44 | 0.50 | -0.06 |
| Oct | 2.31 | 2.02 | 0.29 |
| Nov | 4.10 | 3.78 | 0.32 |
| Dec | 7.14 | 6.82 | 0.32 |
40.23 | 36.76 | 3.47 |