| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.81 | 0.00 |
| Feb | 0.77 | 0.86 | -0.09 |
| Mar | 1.16 | 1.27 | -0.11 |
| Apr | 1.42 | 1.38 | 0.04 |
| May | 2.27 | 2.07 | 0.20 |
| Jun | 2.75 | 2.64 | 0.11 |
| Jul | 2.13 | 2.40 | -0.27 |
| Aug | 1.77 | 1.49 | 0.28 |
| Sep | 4.50 | 4.44 | 0.06 |
| Oct | 2.23 | 2.15 | 0.08 |
| Nov | 1.21 | 1.18 | 0.03 |
| Dec | 1.00 | 0.94 | 0.06 |
22.02 | 21.63 | 0.39 |