| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.84 | 3.01 | -0.17 |
| Feb | 2.38 | 2.42 | -0.04 |
| Mar | 3.25 | 3.27 | -0.02 |
| Apr | 4.76 | 4.89 | -0.13 |
| May | 4.61 | 4.75 | -0.14 |
| Jun | 4.94 | 4.94 | 0.00 |
| Jul | 4.38 | 4.51 | -0.13 |
| Aug | 2.99 | 3.03 | -0.04 |
| Sep | 3.02 | 3.06 | -0.04 |
| Oct | 3.67 | 3.76 | -0.09 |
| Nov | 3.73 | 3.70 | 0.03 |
| Dec | 2.78 | 2.93 | -0.15 |
43.35 | 44.27 | -0.92 |