| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.66 | 4.70 | -0.04 |
| Feb | 4.21 | 4.26 | -0.05 |
| Mar | 4.87 | 4.97 | -0.10 |
| Apr | 3.76 | 3.91 | -0.15 |
| May | 3.01 | 3.12 | -0.11 |
| Jun | 6.24 | 6.60 | -0.36 |
| Jul | 6.53 | 6.65 | -0.12 |
| Aug | 6.07 | 6.53 | -0.46 |
| Sep | 5.06 | 5.04 | 0.02 |
| Oct | 3.15 | 3.15 | 0.00 |
| Nov | 3.03 | 3.26 | -0.23 |
| Dec | 4.06 | 4.13 | -0.07 |
54.65 | 56.32 | -1.67 |