| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.64 | -0.15 |
| Feb | 1.98 | 2.10 | -0.12 |
| Mar | 2.32 | 2.25 | 0.07 |
| Apr | 3.59 | 3.71 | -0.12 |
| May | 3.86 | 4.00 | -0.14 |
| Jun | 3.64 | 3.67 | -0.03 |
| Jul | 3.31 | 3.34 | -0.03 |
| Aug | 3.52 | 3.58 | -0.06 |
| Sep | 3.17 | 3.17 | 0.00 |
| Oct | 3.76 | 3.63 | 0.13 |
| Nov | 2.94 | 2.98 | -0.04 |
| Dec | 2.37 | 2.53 | -0.16 |
36.95 | 37.60 | -0.65 |