| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.66 | -0.08 |
| Feb | 2.25 | 2.37 | -0.12 |
| Mar | 3.07 | 3.09 | -0.02 |
| Apr | 3.50 | 3.60 | -0.10 |
| May | 3.40 | 3.50 | -0.10 |
| Jun | 4.46 | 4.45 | 0.01 |
| Jul | 3.92 | 3.84 | 0.08 |
| Aug | 4.00 | 4.08 | -0.08 |
| Sep | 3.99 | 4.09 | -0.10 |
| Oct | 3.88 | 3.76 | 0.12 |
| Nov | 3.03 | 3.08 | -0.05 |
| Dec | 2.99 | 3.09 | -0.10 |
41.07 | 41.61 | -0.54 |