| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.61 | 0.00 |
| Feb | 3.76 | 3.73 | 0.03 |
| Mar | 4.71 | 4.66 | 0.05 |
| Apr | 4.90 | 4.93 | -0.03 |
| May | 5.30 | 5.36 | -0.06 |
| Jun | 4.58 | 4.53 | 0.05 |
| Jul | 4.38 | 4.23 | 0.15 |
| Aug | 3.47 | 3.32 | 0.15 |
| Sep | 3.60 | 3.56 | 0.04 |
| Oct | 3.75 | 3.75 | 0.00 |
| Nov | 3.60 | 3.61 | -0.01 |
| Dec | 4.41 | 4.48 | -0.07 |
50.07 | 49.77 | 0.30 |