| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 1.76 | 0.03 |
| Feb | 1.69 | 1.67 | 0.02 |
| Mar | 2.32 | 2.28 | 0.04 |
| Apr | 3.53 | 3.55 | -0.02 |
| May | 4.59 | 4.52 | 0.07 |
| Jun | 4.59 | 4.65 | -0.06 |
| Jul | 3.86 | 4.04 | -0.18 |
| Aug | 3.63 | 3.80 | -0.17 |
| Sep | 3.40 | 3.40 | 0.00 |
| Oct | 2.98 | 3.02 | -0.04 |
| Nov | 2.39 | 2.43 | -0.04 |
| Dec | 1.93 | 1.98 | -0.05 |
36.70 | 37.10 | -0.40 |