| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.16 | 0.15 |
| Feb | 2.83 | 2.85 | -0.02 |
| Mar | 3.67 | 3.65 | 0.02 |
| Apr | 3.62 | 3.88 | -0.26 |
| May | 4.42 | 4.62 | -0.20 |
| Jun | 4.72 | 4.69 | 0.03 |
| Jul | 4.32 | 4.24 | 0.08 |
| Aug | 3.76 | 3.73 | 0.03 |
| Sep | 4.25 | 4.72 | -0.47 |
| Oct | 3.20 | 3.52 | -0.32 |
| Nov | 3.13 | 3.16 | -0.03 |
| Dec | 3.31 | 3.42 | -0.11 |
44.54 | 45.64 | -1.10 |