| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.64 | 0.04 |
| Feb | 0.66 | 0.61 | 0.05 |
| Mar | 1.07 | 1.11 | -0.04 |
| Apr | 2.01 | 2.01 | 0.00 |
| May | 3.15 | 3.12 | 0.03 |
| Jun | 4.29 | 4.26 | 0.03 |
| Jul | 4.17 | 4.01 | 0.16 |
| Aug | 3.25 | 3.19 | 0.06 |
| Sep | 2.87 | 2.73 | 0.14 |
| Oct | 2.51 | 2.38 | 0.13 |
| Nov | 0.97 | 0.92 | 0.05 |
| Dec | 0.76 | 0.79 | -0.03 |
26.39 | 25.77 | 0.62 |