| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.76 | -0.16 |
| Feb | 0.69 | 0.82 | -0.13 |
| Mar | 1.05 | 1.18 | -0.13 |
| Apr | 1.92 | 2.07 | -0.15 |
| May | 2.62 | 2.69 | -0.07 |
| Jun | 2.07 | 2.28 | -0.21 |
| Jul | 1.13 | 1.13 | 0.00 |
| Aug | 0.75 | 0.85 | -0.10 |
| Sep | 1.41 | 1.64 | -0.23 |
| Oct | 1.74 | 1.95 | -0.21 |
| Nov | 0.71 | 0.85 | -0.14 |
| Dec | 0.57 | 0.73 | -0.16 |
15.26 | 16.95 | -1.69 |