| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 3.02 | -0.11 |
| Feb | 2.64 | 2.73 | -0.09 |
| Mar | 3.72 | 3.79 | -0.07 |
| Apr | 3.33 | 3.34 | -0.01 |
| May | 3.97 | 4.30 | -0.33 |
| Jun | 4.17 | 4.51 | -0.34 |
| Jul | 4.51 | 4.47 | 0.04 |
| Aug | 3.83 | 3.89 | -0.06 |
| Sep | 4.29 | 4.24 | 0.05 |
| Oct | 3.70 | 3.91 | -0.21 |
| Nov | 3.00 | 3.14 | -0.14 |
| Dec | 3.59 | 3.66 | -0.07 |
43.66 | 45.00 | -1.34 |