| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.73 | 1.79 | -0.06 |
| Feb | 1.69 | 1.70 | -0.01 |
| Mar | 2.28 | 2.27 | 0.01 |
| Apr | 3.56 | 3.55 | 0.01 |
| May | 4.53 | 4.53 | 0.00 |
| Jun | 4.50 | 4.47 | 0.03 |
| Jul | 3.81 | 4.00 | -0.19 |
| Aug | 3.64 | 3.79 | -0.15 |
| Sep | 3.39 | 3.42 | -0.03 |
| Oct | 3.08 | 3.16 | -0.08 |
| Nov | 2.38 | 2.47 | -0.09 |
| Dec | 1.99 | 2.01 | -0.02 |
36.58 | 37.16 | -0.58 |