| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.53 | 3.53 | 0.00 |
| Feb | 2.85 | 2.85 | 0.00 |
| Mar | 4.02 | 4.12 | -0.10 |
| Apr | 3.64 | 3.79 | -0.15 |
| May | 3.55 | 3.54 | 0.01 |
| Jun | 4.03 | 4.26 | -0.23 |
| Jul | 4.36 | 4.44 | -0.08 |
| Aug | 4.02 | 4.08 | -0.06 |
| Sep | 4.64 | 4.77 | -0.13 |
| Oct | 3.13 | 3.16 | -0.03 |
| Nov | 3.37 | 3.34 | 0.03 |
| Dec | 3.35 | 3.47 | -0.12 |
44.49 | 45.35 | -0.86 |