| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.85 | 2.78 | 0.07 |
| Feb | 2.19 | 2.14 | 0.05 |
| Mar | 2.80 | 2.72 | 0.08 |
| Apr | 2.67 | 2.69 | -0.02 |
| May | 3.18 | 3.12 | 0.06 |
| Jun | 8.11 | 8.10 | 0.01 |
| Jul | 8.35 | 8.21 | 0.14 |
| Aug | 9.05 | 8.70 | 0.35 |
| Sep | 6.67 | 6.83 | -0.16 |
| Oct | 2.66 | 2.79 | -0.13 |
| Nov | 1.76 | 1.89 | -0.13 |
| Dec | 2.38 | 2.34 | 0.04 |
52.67 | 52.31 | 0.36 |