| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.81 | -0.01 |
| Feb | 0.77 | 0.86 | -0.09 |
| Mar | 1.15 | 1.27 | -0.12 |
| Apr | 1.42 | 1.37 | 0.05 |
| May | 2.20 | 2.07 | 0.13 |
| Jun | 2.76 | 2.64 | 0.12 |
| Jul | 2.12 | 2.40 | -0.28 |
| Aug | 1.75 | 1.50 | 0.25 |
| Sep | 4.52 | 4.45 | 0.07 |
| Oct | 2.26 | 2.14 | 0.12 |
| Nov | 1.20 | 1.19 | 0.01 |
| Dec | 1.01 | 0.94 | 0.07 |
21.96 | 21.64 | 0.32 |