| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 1.17 | -0.12 |
| Feb | 1.29 | 1.40 | -0.11 |
| Mar | 2.03 | 2.14 | -0.11 |
| Apr | 3.76 | 3.82 | -0.06 |
| May | 4.45 | 4.56 | -0.11 |
| Jun | 5.59 | 5.59 | 0.00 |
| Jul | 4.36 | 4.39 | -0.03 |
| Aug | 4.22 | 4.19 | 0.03 |
| Sep | 3.57 | 3.73 | -0.16 |
| Oct | 2.93 | 2.93 | 0.00 |
| Nov | 2.15 | 2.16 | -0.01 |
| Dec | 1.58 | 1.65 | -0.07 |
36.98 | 37.73 | -0.75 |