| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 13.94 | 14.74 | -0.80 |
| Feb | 10.67 | 11.38 | -0.71 |
| Mar | 11.53 | 12.62 | -1.09 |
| Apr | 8.00 | 8.58 | -0.58 |
| May | 3.89 | 4.33 | -0.44 |
| Jun | 2.04 | 2.16 | -0.12 |
| Jul | 0.34 | 0.36 | -0.02 |
| Aug | 0.54 | 0.70 | -0.16 |
| Sep | 1.75 | 1.64 | 0.11 |
| Oct | 5.90 | 6.02 | -0.12 |
| Nov | 11.64 | 12.29 | -0.65 |
| Dec | 15.95 | 16.29 | -0.34 |
86.19 | 91.11 | -4.92 |