| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.59 | 5.73 | -0.14 |
| Feb | 3.97 | 4.18 | -0.21 |
| Mar | 4.59 | 4.81 | -0.22 |
| Apr | 3.63 | 3.95 | -0.32 |
| May | 2.79 | 3.04 | -0.25 |
| Jun | 2.18 | 2.51 | -0.33 |
| Jul | 1.00 | 1.06 | -0.06 |
| Aug | 1.20 | 1.16 | 0.04 |
| Sep | 2.25 | 2.43 | -0.18 |
| Oct | 4.45 | 4.48 | -0.03 |
| Nov | 6.29 | 6.45 | -0.16 |
| Dec | 5.74 | 5.92 | -0.18 |
43.68 | 45.72 | -2.04 |