| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.59 | -0.01 |
| Feb | 2.69 | 2.68 | 0.01 |
| Mar | 3.85 | 3.93 | -0.08 |
| Apr | 4.76 | 4.97 | -0.21 |
| May | 5.37 | 5.67 | -0.30 |
| Jun | 4.17 | 4.17 | 0.00 |
| Jul | 4.15 | 3.81 | 0.34 |
| Aug | 3.83 | 4.06 | -0.23 |
| Sep | 3.76 | 3.99 | -0.23 |
| Oct | 3.38 | 3.27 | 0.11 |
| Nov | 3.83 | 3.97 | -0.14 |
| Dec | 2.72 | 2.73 | -0.01 |
45.09 | 45.84 | -0.75 |