| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.66 | -0.03 |
| Feb | 0.60 | 0.63 | -0.03 |
| Mar | 1.09 | 1.14 | -0.05 |
| Apr | 1.93 | 2.05 | -0.12 |
| May | 3.11 | 3.28 | -0.17 |
| Jun | 4.25 | 4.25 | 0.00 |
| Jul | 3.77 | 3.97 | -0.20 |
| Aug | 2.87 | 2.98 | -0.11 |
| Sep | 2.86 | 2.95 | -0.09 |
| Oct | 2.56 | 2.63 | -0.07 |
| Nov | 1.04 | 1.11 | -0.07 |
| Dec | 0.76 | 0.92 | -0.16 |
25.47 | 26.57 | -1.10 |