| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 0.92 | 0.11 |
| Feb | 1.04 | 1.02 | 0.02 |
| Mar | 1.97 | 1.81 | 0.16 |
| Apr | 3.65 | 3.60 | 0.05 |
| May | 4.54 | 4.45 | 0.09 |
| Jun | 5.44 | 5.21 | 0.23 |
| Jul | 4.32 | 4.24 | 0.08 |
| Aug | 4.42 | 4.69 | -0.27 |
| Sep | 3.67 | 3.59 | 0.08 |
| Oct | 2.51 | 2.35 | 0.16 |
| Nov | 1.80 | 1.73 | 0.07 |
| Dec | 1.27 | 1.19 | 0.08 |
35.66 | 34.80 | 0.86 |