| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.87 | -0.09 |
| Feb | 2.34 | 2.41 | -0.07 |
| Mar | 3.14 | 3.25 | -0.11 |
| Apr | 4.15 | 4.30 | -0.15 |
| May | 4.56 | 4.64 | -0.08 |
| Jun | 4.92 | 5.01 | -0.09 |
| Jul | 4.19 | 4.18 | 0.01 |
| Aug | 3.40 | 3.29 | 0.11 |
| Sep | 3.32 | 3.34 | -0.02 |
| Oct | 3.14 | 3.15 | -0.01 |
| Nov | 3.40 | 3.40 | 0.00 |
| Dec | 2.77 | 2.89 | -0.12 |
42.11 | 42.73 | -0.62 |