| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.04 | 3.18 | -0.14 |
| Feb | 2.66 | 2.75 | -0.09 |
| Mar | 3.14 | 3.28 | -0.14 |
| Apr | 3.27 | 3.41 | -0.14 |
| May | 3.54 | 3.74 | -0.20 |
| Jun | 4.27 | 4.18 | 0.09 |
| Jul | 4.32 | 4.40 | -0.08 |
| Aug | 4.35 | 4.31 | 0.04 |
| Sep | 4.16 | 4.25 | -0.09 |
| Oct | 4.57 | 4.86 | -0.29 |
| Nov | 3.29 | 3.48 | -0.19 |
| Dec | 3.70 | 3.92 | -0.22 |
44.31 | 45.76 | -1.45 |