| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.56 | -0.02 |
| Feb | 3.62 | 3.61 | 0.01 |
| Mar | 4.50 | 4.61 | -0.11 |
| Apr | 4.57 | 4.63 | -0.06 |
| May | 5.25 | 5.29 | -0.04 |
| Jun | 4.74 | 4.90 | -0.16 |
| Jul | 4.98 | 5.07 | -0.09 |
| Aug | 3.64 | 3.62 | 0.02 |
| Sep | 3.70 | 3.60 | 0.10 |
| Oct | 3.52 | 3.39 | 0.13 |
| Nov | 3.30 | 3.32 | -0.02 |
| Dec | 4.11 | 4.20 | -0.09 |
49.47 | 49.80 | -0.33 |