| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.08 | 0.93 | 0.15 |
| Feb | 0.84 | 0.73 | 0.11 |
| Mar | 1.08 | 1.08 | 0.00 |
| Apr | 1.73 | 1.78 | -0.05 |
| May | 3.07 | 3.15 | -0.08 |
| Jun | 3.98 | 4.14 | -0.16 |
| Jul | 3.83 | 3.95 | -0.12 |
| Aug | 3.20 | 3.18 | 0.02 |
| Sep | 3.31 | 3.58 | -0.27 |
| Oct | 2.59 | 2.47 | 0.12 |
| Nov | 1.53 | 1.61 | -0.08 |
| Dec | 1.20 | 1.14 | 0.06 |
27.44 | 27.74 | -0.30 |