| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.64 | -0.05 |
| Feb | 1.58 | 1.56 | 0.02 |
| Mar | 2.21 | 2.36 | -0.15 |
| Apr | 2.29 | 2.34 | -0.05 |
| May | 3.70 | 3.95 | -0.25 |
| Jun | 3.01 | 3.26 | -0.25 |
| Jul | 2.46 | 2.44 | 0.02 |
| Aug | 2.19 | 2.38 | -0.19 |
| Sep | 3.41 | 3.37 | 0.04 |
| Oct | 2.93 | 2.87 | 0.06 |
| Nov | 2.00 | 1.97 | 0.03 |
| Dec | 1.69 | 1.57 | 0.12 |
29.06 | 29.71 | -0.65 |