| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.25 | 2.33 | -0.08 |
| Feb | 1.87 | 1.90 | -0.03 |
| Mar | 2.53 | 2.53 | 0.00 |
| Apr | 3.80 | 3.71 | 0.09 |
| May | 4.33 | 4.29 | 0.04 |
| Jun | 5.17 | 5.11 | 0.06 |
| Jul | 4.33 | 4.65 | -0.32 |
| Aug | 3.73 | 3.54 | 0.19 |
| Sep | 2.95 | 3.12 | -0.17 |
| Oct | 3.09 | 3.04 | 0.05 |
| Nov | 2.65 | 2.67 | -0.02 |
| Dec | 2.13 | 2.22 | -0.09 |
38.83 | 39.11 | -0.28 |