| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.95 | 3.90 | 0.05 |
| Feb | 3.45 | 3.40 | 0.05 |
| Mar | 3.67 | 3.70 | -0.03 |
| Apr | 3.38 | 3.46 | -0.08 |
| May | 4.14 | 4.24 | -0.10 |
| Jun | 4.90 | 5.16 | -0.26 |
| Jul | 6.42 | 6.49 | -0.07 |
| Aug | 7.04 | 7.16 | -0.12 |
| Sep | 7.04 | 6.94 | 0.10 |
| Oct | 3.93 | 3.92 | 0.01 |
| Nov | 3.63 | 3.61 | 0.02 |
| Dec | 3.86 | 3.78 | 0.08 |
55.41 | 55.76 | -0.35 |