| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.93 | 3.02 | -0.09 |
| Feb | 2.62 | 2.69 | -0.07 |
| Mar | 3.68 | 3.77 | -0.09 |
| Apr | 3.36 | 3.35 | 0.01 |
| May | 4.04 | 4.34 | -0.30 |
| Jun | 4.16 | 4.54 | -0.38 |
| Jul | 4.57 | 4.47 | 0.10 |
| Aug | 3.66 | 3.78 | -0.12 |
| Sep | 4.30 | 4.27 | 0.03 |
| Oct | 3.75 | 3.91 | -0.16 |
| Nov | 3.00 | 3.13 | -0.13 |
| Dec | 3.57 | 3.65 | -0.08 |
43.64 | 44.92 | -1.28 |