| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.29 | -0.14 |
| Feb | 2.76 | 2.88 | -0.12 |
| Mar | 3.70 | 3.86 | -0.16 |
| Apr | 4.37 | 4.54 | -0.17 |
| May | 4.75 | 4.89 | -0.14 |
| Jun | 4.56 | 4.44 | 0.12 |
| Jul | 4.08 | 4.08 | 0.00 |
| Aug | 3.39 | 3.22 | 0.17 |
| Sep | 3.07 | 3.11 | -0.04 |
| Oct | 3.12 | 3.16 | -0.04 |
| Nov | 2.99 | 3.14 | -0.15 |
| Dec | 3.33 | 3.44 | -0.11 |
43.27 | 44.05 | -0.78 |