| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.45 | 0.03 |
| Feb | 2.73 | 2.81 | -0.08 |
| Mar | 3.89 | 3.91 | -0.02 |
| Apr | 5.01 | 5.09 | -0.08 |
| May | 5.55 | 5.51 | 0.04 |
| Jun | 5.17 | 4.98 | 0.19 |
| Jul | 4.35 | 4.37 | -0.02 |
| Aug | 3.38 | 3.38 | 0.00 |
| Sep | 3.54 | 3.57 | -0.03 |
| Oct | 3.79 | 3.66 | 0.13 |
| Nov | 4.03 | 3.95 | 0.08 |
| Dec | 3.46 | 3.53 | -0.07 |
48.38 | 48.21 | 0.17 |