| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.21 | -0.14 |
| Feb | 2.42 | 2.56 | -0.14 |
| Mar | 3.37 | 3.47 | -0.10 |
| Apr | 4.80 | 4.91 | -0.11 |
| May | 4.59 | 4.63 | -0.04 |
| Jun | 5.17 | 5.15 | 0.02 |
| Jul | 4.31 | 4.42 | -0.11 |
| Aug | 3.17 | 3.17 | 0.00 |
| Sep | 3.21 | 3.30 | -0.09 |
| Oct | 3.57 | 3.65 | -0.08 |
| Nov | 3.58 | 3.70 | -0.12 |
| Dec | 2.97 | 3.04 | -0.07 |
44.23 | 45.21 | -0.98 |