| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.49 | -0.01 |
| Feb | 3.28 | 3.43 | -0.15 |
| Mar | 4.48 | 4.48 | 0.00 |
| Apr | 4.46 | 4.46 | 0.00 |
| May | 5.12 | 5.13 | -0.01 |
| Jun | 4.67 | 4.71 | -0.04 |
| Jul | 5.32 | 5.57 | -0.25 |
| Aug | 3.69 | 3.65 | 0.04 |
| Sep | 3.76 | 3.63 | 0.13 |
| Oct | 3.34 | 3.28 | 0.06 |
| Nov | 3.19 | 3.15 | 0.04 |
| Dec | 3.96 | 4.05 | -0.09 |
48.75 | 49.03 | -0.28 |