| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 0.95 | 0.06 |
| Feb | 1.05 | 1.04 | 0.01 |
| Mar | 1.93 | 1.81 | 0.12 |
| Apr | 3.22 | 3.07 | 0.15 |
| May | 4.31 | 4.43 | -0.12 |
| Jun | 5.33 | 5.28 | 0.05 |
| Jul | 4.19 | 4.19 | 0.00 |
| Aug | 4.54 | 4.56 | -0.02 |
| Sep | 3.81 | 3.80 | 0.01 |
| Oct | 2.61 | 2.58 | 0.03 |
| Nov | 1.81 | 1.65 | 0.16 |
| Dec | 1.34 | 1.26 | 0.08 |
35.15 | 34.62 | 0.53 |