| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.15 | 4.18 | -0.03 |
| Feb | 3.67 | 3.59 | 0.08 |
| Mar | 5.18 | 5.23 | -0.05 |
| Apr | 4.57 | 4.62 | -0.05 |
| May | 3.58 | 3.51 | 0.07 |
| Jun | 4.00 | 3.91 | 0.09 |
| Jul | 3.26 | 3.40 | -0.14 |
| Aug | 3.70 | 3.71 | -0.01 |
| Sep | 4.05 | 3.98 | 0.07 |
| Oct | 4.91 | 4.95 | -0.04 |
| Nov | 4.38 | 4.37 | 0.01 |
| Dec | 4.88 | 5.06 | -0.18 |
50.33 | 50.51 | -0.18 |