| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.95 | 3.17 | -0.22 |
| Feb | 2.56 | 2.59 | -0.03 |
| Mar | 3.51 | 3.71 | -0.20 |
| Apr | 3.67 | 3.63 | 0.04 |
| May | 3.76 | 4.09 | -0.33 |
| Jun | 4.03 | 4.17 | -0.14 |
| Jul | 4.15 | 4.25 | -0.10 |
| Aug | 3.91 | 3.96 | -0.05 |
| Sep | 4.35 | 4.49 | -0.14 |
| Oct | 3.73 | 3.83 | -0.10 |
| Nov | 3.09 | 3.06 | 0.03 |
| Dec | 3.30 | 3.49 | -0.19 |
43.01 | 44.44 | -1.43 |