| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.13 | 4.15 | -0.02 |
| Feb | 4.52 | 4.52 | 0.00 |
| Mar | 4.75 | 4.82 | -0.07 |
| Apr | 4.95 | 4.85 | 0.10 |
| May | 5.24 | 5.39 | -0.15 |
| Jun | 4.40 | 4.36 | 0.04 |
| Jul | 4.64 | 4.54 | 0.10 |
| Aug | 3.88 | 3.74 | 0.14 |
| Sep | 3.70 | 3.61 | 0.09 |
| Oct | 3.58 | 3.59 | -0.01 |
| Nov | 3.74 | 3.71 | 0.03 |
| Dec | 4.81 | 4.76 | 0.05 |
52.34 | 52.04 | 0.30 |