| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.38 | 0.01 |
| Feb | 2.87 | 3.02 | -0.15 |
| Mar | 3.66 | 3.59 | 0.07 |
| Apr | 3.35 | 3.41 | -0.06 |
| May | 3.73 | 3.87 | -0.14 |
| Jun | 4.33 | 4.33 | 0.00 |
| Jul | 5.40 | 5.19 | 0.21 |
| Aug | 5.18 | 5.10 | 0.08 |
| Sep | 4.92 | 4.72 | 0.20 |
| Oct | 3.86 | 4.11 | -0.25 |
| Nov | 2.93 | 3.09 | -0.16 |
| Dec | 3.31 | 3.54 | -0.23 |
46.93 | 47.35 | -0.42 |