| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.93 | -0.07 |
| Feb | 1.06 | 1.10 | -0.04 |
| Mar | 1.99 | 2.05 | -0.06 |
| Apr | 3.85 | 3.80 | 0.05 |
| May | 5.03 | 5.17 | -0.14 |
| Jun | 5.75 | 5.89 | -0.14 |
| Jul | 4.39 | 4.41 | -0.02 |
| Aug | 4.36 | 4.29 | 0.07 |
| Sep | 3.40 | 3.40 | 0.00 |
| Oct | 2.60 | 2.57 | 0.03 |
| Nov | 1.79 | 1.80 | -0.01 |
| Dec | 1.34 | 1.41 | -0.07 |
36.42 | 36.82 | -0.40 |