| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.68 | -0.14 |
| Feb | 2.13 | 2.32 | -0.19 |
| Mar | 3.45 | 3.52 | -0.07 |
| Apr | 4.66 | 4.71 | -0.05 |
| May | 4.99 | 5.00 | -0.01 |
| Jun | 4.50 | 4.55 | -0.05 |
| Jul | 3.83 | 3.89 | -0.06 |
| Aug | 3.45 | 3.37 | 0.08 |
| Sep | 3.40 | 3.43 | -0.03 |
| Oct | 3.11 | 3.23 | -0.12 |
| Nov | 3.36 | 3.58 | -0.22 |
| Dec | 2.67 | 2.69 | -0.02 |
42.09 | 42.97 | -0.88 |