| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.19 | 0.07 |
| Feb | 1.90 | 1.88 | 0.02 |
| Mar | 2.59 | 2.65 | -0.06 |
| Apr | 2.49 | 2.46 | 0.03 |
| May | 4.39 | 4.33 | 0.06 |
| Jun | 3.50 | 3.49 | 0.01 |
| Jul | 2.40 | 2.46 | -0.06 |
| Aug | 2.51 | 2.50 | 0.01 |
| Sep | 3.67 | 3.87 | -0.20 |
| Oct | 4.08 | 4.27 | -0.19 |
| Nov | 2.71 | 2.71 | 0.00 |
| Dec | 2.16 | 2.26 | -0.10 |
34.66 | 35.07 | -0.41 |