| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.75 | 3.76 | -0.01 |
| Feb | 2.49 | 2.55 | -0.06 |
| Mar | 2.53 | 2.47 | 0.06 |
| Apr | 2.17 | 2.08 | 0.09 |
| May | 1.89 | 1.88 | 0.01 |
| Jun | 1.40 | 1.37 | 0.03 |
| Jul | 0.84 | 0.76 | 0.08 |
| Aug | 0.96 | 0.83 | 0.13 |
| Sep | 1.53 | 1.52 | 0.01 |
| Oct | 2.99 | 2.98 | 0.01 |
| Nov | 4.37 | 4.30 | 0.07 |
| Dec | 3.58 | 3.56 | 0.02 |
28.50 | 28.06 | 0.44 |