| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.68 | 2.69 | -0.01 |
| Feb | 2.44 | 2.54 | -0.10 |
| Mar | 4.12 | 4.19 | -0.07 |
| Apr | 4.75 | 4.97 | -0.22 |
| May | 5.43 | 5.18 | 0.25 |
| Jun | 3.97 | 4.23 | -0.26 |
| Jul | 3.73 | 4.00 | -0.27 |
| Aug | 3.31 | 3.09 | 0.22 |
| Sep | 4.14 | 4.33 | -0.19 |
| Oct | 3.60 | 3.68 | -0.08 |
| Nov | 3.92 | 3.93 | -0.01 |
| Dec | 2.91 | 2.78 | 0.13 |
45.00 | 45.61 | -0.61 |