| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.71 | 0.04 |
| Feb | 1.71 | 1.70 | 0.01 |
| Mar | 2.21 | 2.28 | -0.07 |
| Apr | 3.66 | 3.56 | 0.10 |
| May | 4.37 | 4.66 | -0.29 |
| Jun | 5.01 | 4.79 | 0.22 |
| Jul | 3.76 | 3.78 | -0.02 |
| Aug | 3.89 | 4.01 | -0.12 |
| Sep | 3.44 | 3.41 | 0.03 |
| Oct | 3.06 | 2.93 | 0.13 |
| Nov | 2.42 | 2.36 | 0.06 |
| Dec | 1.87 | 1.96 | -0.09 |
37.15 | 37.15 | -0.00 |