| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.51 | -0.09 |
| Feb | 3.22 | 3.31 | -0.09 |
| Mar | 3.39 | 3.59 | -0.20 |
| Apr | 3.19 | 3.28 | -0.09 |
| May | 3.64 | 3.79 | -0.15 |
| Jun | 4.59 | 4.74 | -0.15 |
| Jul | 5.22 | 5.43 | -0.21 |
| Aug | 5.24 | 5.23 | 0.01 |
| Sep | 5.06 | 5.00 | 0.06 |
| Oct | 3.42 | 3.58 | -0.16 |
| Nov | 2.96 | 3.03 | -0.07 |
| Dec | 3.53 | 3.61 | -0.08 |
46.88 | 48.10 | -1.22 |