| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.22 | 3.29 | -0.07 |
| Feb | 2.24 | 2.55 | -0.31 |
| Mar | 2.73 | 3.03 | -0.30 |
| Apr | 3.51 | 3.54 | -0.03 |
| May | 3.34 | 3.47 | -0.13 |
| Jun | 3.60 | 3.75 | -0.15 |
| Jul | 3.76 | 3.56 | 0.20 |
| Aug | 3.50 | 3.39 | 0.11 |
| Sep | 4.13 | 4.13 | 0.00 |
| Oct | 3.94 | 4.17 | -0.23 |
| Nov | 3.53 | 3.85 | -0.32 |
| Dec | 3.56 | 3.72 | -0.16 |
41.06 | 42.45 | -1.39 |