| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 3.00 | -0.06 |
| Feb | 2.41 | 2.53 | -0.12 |
| Mar | 3.63 | 3.65 | -0.02 |
| Apr | 4.72 | 4.79 | -0.07 |
| May | 5.00 | 4.96 | 0.04 |
| Jun | 4.51 | 4.78 | -0.27 |
| Jul | 3.83 | 3.98 | -0.15 |
| Aug | 3.36 | 3.21 | 0.15 |
| Sep | 3.42 | 3.38 | 0.04 |
| Oct | 3.24 | 3.38 | -0.14 |
| Nov | 3.80 | 3.79 | 0.01 |
| Dec | 2.84 | 2.92 | -0.08 |
43.70 | 44.37 | -0.67 |