| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.25 | -0.07 |
| Feb | 2.62 | 2.66 | -0.04 |
| Mar | 3.92 | 3.89 | 0.03 |
| Apr | 3.53 | 3.56 | -0.03 |
| May | 4.03 | 4.00 | 0.03 |
| Jun | 4.13 | 4.03 | 0.10 |
| Jul | 4.38 | 4.35 | 0.03 |
| Aug | 3.57 | 3.60 | -0.03 |
| Sep | 4.70 | 4.67 | 0.03 |
| Oct | 4.00 | 3.93 | 0.07 |
| Nov | 3.22 | 3.15 | 0.07 |
| Dec | 3.67 | 3.80 | -0.13 |
44.95 | 44.89 | 0.06 |