| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.69 | -0.03 |
| Feb | 0.65 | 0.67 | -0.02 |
| Mar | 1.08 | 1.16 | -0.08 |
| Apr | 2.13 | 2.19 | -0.06 |
| May | 3.03 | 3.03 | 0.00 |
| Jun | 4.24 | 3.98 | 0.26 |
| Jul | 3.95 | 3.93 | 0.02 |
| Aug | 3.12 | 3.12 | 0.00 |
| Sep | 2.65 | 2.67 | -0.02 |
| Oct | 2.39 | 2.35 | 0.04 |
| Nov | 0.95 | 0.98 | -0.03 |
| Dec | 0.69 | 0.80 | -0.11 |
25.54 | 25.57 | -0.03 |