| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.49 | -0.04 |
| Feb | 2.75 | 2.75 | 0.00 |
| Mar | 3.90 | 3.93 | -0.03 |
| Apr | 3.44 | 3.42 | 0.02 |
| May | 4.19 | 4.13 | 0.06 |
| Jun | 4.06 | 3.99 | 0.07 |
| Jul | 4.40 | 4.37 | 0.03 |
| Aug | 4.33 | 4.31 | 0.02 |
| Sep | 4.46 | 4.50 | -0.04 |
| Oct | 3.59 | 3.57 | 0.02 |
| Nov | 3.22 | 3.26 | -0.04 |
| Dec | 3.69 | 3.70 | -0.01 |
45.48 | 45.42 | 0.06 |