| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 3.06 | -0.19 |
| Feb | 2.38 | 2.45 | -0.07 |
| Mar | 3.46 | 3.53 | -0.07 |
| Apr | 4.02 | 4.00 | 0.02 |
| May | 4.27 | 4.18 | 0.09 |
| Jun | 4.34 | 4.50 | -0.16 |
| Jul | 4.36 | 4.44 | -0.08 |
| Aug | 3.59 | 3.45 | 0.14 |
| Sep | 3.17 | 3.17 | 0.00 |
| Oct | 2.88 | 2.88 | 0.00 |
| Nov | 2.82 | 2.88 | -0.06 |
| Dec | 3.01 | 3.08 | -0.07 |
41.17 | 41.62 | -0.45 |