| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.04 | 0.03 |
| Feb | 2.60 | 2.56 | 0.04 |
| Mar | 3.08 | 3.07 | 0.01 |
| Apr | 2.61 | 2.70 | -0.09 |
| May | 2.76 | 2.70 | 0.06 |
| Jun | 7.67 | 7.39 | 0.28 |
| Jul | 8.78 | 8.75 | 0.03 |
| Aug | 8.88 | 8.90 | -0.02 |
| Sep | 6.15 | 6.67 | -0.52 |
| Oct | 2.76 | 2.57 | 0.19 |
| Nov | 1.82 | 1.84 | -0.02 |
| Dec | 2.46 | 2.69 | -0.23 |
52.64 | 52.88 | -0.24 |