| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.87 | 3.78 | 0.09 |
| Feb | 3.76 | 3.77 | -0.01 |
| Mar | 3.73 | 3.82 | -0.09 |
| Apr | 3.17 | 3.17 | 0.00 |
| May | 3.30 | 3.30 | 0.00 |
| Jun | 5.25 | 5.23 | 0.02 |
| Jul | 5.49 | 5.26 | 0.23 |
| Aug | 5.37 | 5.62 | -0.25 |
| Sep | 3.74 | 3.83 | -0.09 |
| Oct | 2.87 | 2.88 | -0.01 |
| Nov | 2.82 | 2.73 | 0.09 |
| Dec | 3.61 | 3.60 | 0.01 |
46.98 | 46.99 | -0.01 |