| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.51 | 3.63 | -0.12 |
| Feb | 2.76 | 2.96 | -0.20 |
| Mar | 4.00 | 4.21 | -0.21 |
| Apr | 4.01 | 4.00 | 0.01 |
| May | 4.07 | 4.06 | 0.01 |
| Jun | 4.58 | 4.70 | -0.12 |
| Jul | 4.69 | 4.70 | -0.01 |
| Aug | 4.49 | 4.58 | -0.09 |
| Sep | 4.40 | 4.45 | -0.05 |
| Oct | 4.39 | 4.36 | 0.03 |
| Nov | 3.53 | 3.57 | -0.04 |
| Dec | 4.35 | 4.45 | -0.10 |
48.78 | 49.67 | -0.89 |