| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.92 | 3.00 | -0.08 |
| Feb | 2.22 | 2.39 | -0.17 |
| Mar | 3.48 | 3.54 | -0.06 |
| Apr | 3.21 | 3.51 | -0.30 |
| May | 4.26 | 4.09 | 0.17 |
| Jun | 4.23 | 4.13 | 0.10 |
| Jul | 3.98 | 3.73 | 0.25 |
| Aug | 3.65 | 3.70 | -0.05 |
| Sep | 4.45 | 4.85 | -0.40 |
| Oct | 3.10 | 3.25 | -0.15 |
| Nov | 2.91 | 3.19 | -0.28 |
| Dec | 3.12 | 3.21 | -0.09 |
41.53 | 42.59 | -1.06 |