| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.59 | 0.03 |
| Feb | 0.61 | 0.56 | 0.05 |
| Mar | 1.16 | 1.12 | 0.04 |
| Apr | 2.20 | 2.20 | 0.00 |
| May | 3.12 | 3.09 | 0.03 |
| Jun | 4.40 | 4.23 | 0.17 |
| Jul | 4.20 | 4.08 | 0.12 |
| Aug | 3.59 | 3.62 | -0.03 |
| Sep | 2.82 | 2.79 | 0.03 |
| Oct | 2.46 | 2.45 | 0.01 |
| Nov | 1.05 | 1.06 | -0.01 |
| Dec | 0.72 | 0.68 | 0.04 |
26.95 | 26.47 | 0.48 |