| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.95 | -0.15 |
| Feb | 2.36 | 2.46 | -0.10 |
| Mar | 3.15 | 3.39 | -0.24 |
| Apr | 4.20 | 4.40 | -0.20 |
| May | 4.55 | 4.73 | -0.18 |
| Jun | 5.10 | 5.07 | 0.03 |
| Jul | 4.10 | 4.26 | -0.16 |
| Aug | 3.40 | 3.18 | 0.22 |
| Sep | 3.32 | 3.40 | -0.08 |
| Oct | 3.21 | 3.23 | -0.02 |
| Nov | 3.44 | 3.46 | -0.02 |
| Dec | 2.83 | 2.95 | -0.12 |
42.46 | 43.48 | -1.02 |