| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.59 | -0.01 |
| Feb | 2.30 | 2.30 | 0.00 |
| Mar | 3.49 | 3.58 | -0.09 |
| Apr | 4.72 | 4.65 | 0.07 |
| May | 4.67 | 5.29 | -0.62 |
| Jun | 4.28 | 4.26 | 0.02 |
| Jul | 3.97 | 4.07 | -0.10 |
| Aug | 3.78 | 3.69 | 0.09 |
| Sep | 3.53 | 3.49 | 0.04 |
| Oct | 3.12 | 3.28 | -0.16 |
| Nov | 3.42 | 3.50 | -0.08 |
| Dec | 2.65 | 2.66 | -0.01 |
42.51 | 43.36 | -0.85 |