| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.13 | 2.25 | -0.12 |
| Feb | 2.03 | 2.23 | -0.20 |
| Mar | 3.08 | 3.12 | -0.04 |
| Apr | 4.75 | 4.78 | -0.03 |
| May | 5.08 | 4.93 | 0.15 |
| Jun | 4.29 | 4.38 | -0.09 |
| Jul | 4.29 | 4.22 | 0.07 |
| Aug | 3.88 | 3.88 | 0.00 |
| Sep | 4.04 | 4.09 | -0.05 |
| Oct | 3.50 | 3.52 | -0.02 |
| Nov | 3.05 | 3.13 | -0.08 |
| Dec | 2.26 | 2.32 | -0.06 |
42.38 | 42.85 | -0.47 |