| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 1.03 | -0.03 |
| Feb | 1.44 | 1.50 | -0.06 |
| Mar | 2.33 | 2.34 | -0.01 |
| Apr | 3.84 | 3.78 | 0.06 |
| May | 5.22 | 5.37 | -0.15 |
| Jun | 5.38 | 5.36 | 0.02 |
| Jul | 4.08 | 4.07 | 0.01 |
| Aug | 4.42 | 4.43 | -0.01 |
| Sep | 3.88 | 3.94 | -0.06 |
| Oct | 3.02 | 3.07 | -0.05 |
| Nov | 2.08 | 2.09 | -0.01 |
| Dec | 1.59 | 1.58 | 0.01 |
38.28 | 38.56 | -0.28 |