| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.61 | -0.09 |
| Feb | 2.11 | 2.18 | -0.07 |
| Mar | 2.66 | 2.57 | 0.09 |
| Apr | 3.73 | 3.74 | -0.01 |
| May | 3.91 | 4.00 | -0.09 |
| Jun | 4.08 | 4.07 | 0.01 |
| Jul | 3.99 | 4.04 | -0.05 |
| Aug | 3.57 | 3.54 | 0.03 |
| Sep | 3.20 | 3.23 | -0.03 |
| Oct | 2.80 | 2.83 | -0.03 |
| Nov | 2.85 | 2.87 | -0.02 |
| Dec | 2.51 | 2.59 | -0.08 |
37.93 | 38.27 | -0.34 |