| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.61 | -0.32 |
| Feb | 1.06 | 1.15 | -0.09 |
| Mar | 1.58 | 1.76 | -0.18 |
| Apr | 2.67 | 2.92 | -0.25 |
| May | 3.31 | 3.40 | -0.09 |
| Jun | 3.59 | 3.80 | -0.21 |
| Jul | 3.76 | 3.76 | 0.00 |
| Aug | 3.30 | 3.38 | -0.08 |
| Sep | 3.12 | 3.19 | -0.07 |
| Oct | 3.19 | 3.17 | 0.02 |
| Nov | 2.08 | 2.29 | -0.21 |
| Dec | 1.70 | 1.93 | -0.23 |
30.65 | 32.36 | -1.71 |