| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.13 | 4.13 | 0.00 |
| Feb | 3.75 | 3.61 | 0.14 |
| Mar | 5.14 | 5.13 | 0.01 |
| Apr | 4.51 | 4.56 | -0.05 |
| May | 3.66 | 3.55 | 0.11 |
| Jun | 4.03 | 3.84 | 0.19 |
| Jul | 3.32 | 3.31 | 0.01 |
| Aug | 3.60 | 3.72 | -0.12 |
| Sep | 3.93 | 3.78 | 0.15 |
| Oct | 4.91 | 5.00 | -0.09 |
| Nov | 4.33 | 4.32 | 0.01 |
| Dec | 4.92 | 5.01 | -0.09 |
50.23 | 49.96 | 0.27 |