| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.06 | 0.03 |
| Feb | 2.78 | 2.85 | -0.07 |
| Mar | 3.85 | 3.76 | 0.09 |
| Apr | 4.23 | 4.37 | -0.14 |
| May | 4.58 | 4.60 | -0.02 |
| Jun | 4.43 | 4.37 | 0.06 |
| Jul | 4.14 | 4.07 | 0.07 |
| Aug | 3.23 | 3.27 | -0.04 |
| Sep | 2.91 | 3.02 | -0.11 |
| Oct | 2.98 | 2.95 | 0.03 |
| Nov | 2.99 | 2.83 | 0.16 |
| Dec | 3.22 | 3.22 | 0.00 |
42.43 | 42.37 | 0.06 |