| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.92 | -0.12 |
| Feb | 2.36 | 2.44 | -0.08 |
| Mar | 3.15 | 3.37 | -0.22 |
| Apr | 4.20 | 4.39 | -0.19 |
| May | 4.55 | 4.68 | -0.13 |
| Jun | 5.10 | 5.03 | 0.07 |
| Jul | 4.10 | 4.17 | -0.07 |
| Aug | 3.40 | 3.14 | 0.26 |
| Sep | 3.32 | 3.38 | -0.06 |
| Oct | 3.21 | 3.22 | -0.01 |
| Nov | 3.44 | 3.47 | -0.03 |
| Dec | 2.83 | 2.93 | -0.10 |
42.46 | 43.14 | -0.68 |