| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.18 | 0.11 |
| Feb | 1.51 | 1.43 | 0.08 |
| Mar | 2.54 | 2.54 | 0.00 |
| Apr | 3.50 | 3.44 | 0.06 |
| May | 5.14 | 4.89 | 0.25 |
| Jun | 4.70 | 4.75 | -0.05 |
| Jul | 3.40 | 3.30 | 0.10 |
| Aug | 3.57 | 3.31 | 0.26 |
| Sep | 3.36 | 3.42 | -0.06 |
| Oct | 3.34 | 3.23 | 0.11 |
| Nov | 2.02 | 1.83 | 0.19 |
| Dec | 1.71 | 1.69 | 0.02 |
36.08 | 35.01 | 1.07 |