| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.57 | -0.02 |
| Feb | 0.71 | 0.64 | 0.07 |
| Mar | 1.21 | 1.22 | -0.01 |
| Apr | 2.38 | 2.40 | -0.02 |
| May | 3.23 | 3.37 | -0.14 |
| Jun | 3.99 | 4.24 | -0.25 |
| Jul | 3.27 | 3.50 | -0.23 |
| Aug | 3.16 | 2.92 | 0.24 |
| Sep | 2.59 | 2.65 | -0.06 |
| Oct | 2.11 | 2.03 | 0.08 |
| Nov | 0.92 | 0.86 | 0.06 |
| Dec | 0.68 | 0.69 | -0.01 |
24.80 | 25.09 | -0.29 |