| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.65 | -0.06 |
| Feb | 2.01 | 2.03 | -0.02 |
| Mar | 2.45 | 2.49 | -0.04 |
| Apr | 2.32 | 2.23 | 0.09 |
| May | 4.16 | 4.10 | 0.06 |
| Jun | 3.63 | 3.60 | 0.03 |
| Jul | 1.85 | 1.99 | -0.14 |
| Aug | 2.07 | 2.17 | -0.10 |
| Sep | 2.61 | 2.73 | -0.12 |
| Oct | 3.37 | 3.11 | 0.26 |
| Nov | 2.05 | 1.99 | 0.06 |
| Dec | 1.56 | 1.54 | 0.02 |
29.67 | 29.63 | 0.04 |