| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.10 | 5.03 | 0.07 |
| Feb | 4.84 | 4.75 | 0.09 |
| Mar | 5.21 | 5.15 | 0.06 |
| Apr | 5.15 | 5.20 | -0.05 |
| May | 4.59 | 4.42 | 0.17 |
| Jun | 4.42 | 4.42 | 0.00 |
| Jul | 3.62 | 3.55 | 0.07 |
| Aug | 3.63 | 3.44 | 0.19 |
| Sep | 3.63 | 3.68 | -0.05 |
| Oct | 4.41 | 4.38 | 0.03 |
| Nov | 4.33 | 4.34 | -0.01 |
| Dec | 5.34 | 5.31 | 0.03 |
54.27 | 53.67 | 0.60 |