| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.51 | -0.01 |
| Feb | 3.14 | 3.22 | -0.08 |
| Mar | 3.35 | 3.47 | -0.12 |
| Apr | 3.09 | 3.15 | -0.06 |
| May | 3.55 | 3.44 | 0.11 |
| Jun | 4.53 | 4.63 | -0.10 |
| Jul | 4.78 | 4.75 | 0.03 |
| Aug | 4.93 | 5.00 | -0.07 |
| Sep | 4.99 | 5.13 | -0.14 |
| Oct | 3.09 | 3.26 | -0.17 |
| Nov | 3.19 | 3.26 | -0.07 |
| Dec | 3.47 | 3.52 | -0.05 |
45.61 | 46.34 | -0.73 |