| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.62 | 0.02 |
| Feb | 0.70 | 0.70 | 0.00 |
| Mar | 1.56 | 1.61 | -0.05 |
| Apr | 2.72 | 2.60 | 0.12 |
| May | 4.92 | 4.98 | -0.06 |
| Jun | 4.32 | 4.23 | 0.09 |
| Jul | 3.33 | 3.60 | -0.27 |
| Aug | 3.54 | 3.47 | 0.07 |
| Sep | 2.56 | 2.46 | 0.10 |
| Oct | 2.18 | 2.12 | 0.06 |
| Nov | 1.31 | 1.29 | 0.02 |
| Dec | 0.97 | 1.00 | -0.03 |
28.75 | 28.68 | 0.07 |