| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.61 | -0.16 |
| Feb | 2.83 | 2.82 | 0.01 |
| Mar | 4.17 | 4.37 | -0.20 |
| Apr | 3.59 | 3.50 | 0.09 |
| May | 3.59 | 3.67 | -0.08 |
| Jun | 4.21 | 4.15 | 0.06 |
| Jul | 4.92 | 4.93 | -0.01 |
| Aug | 4.53 | 4.89 | -0.36 |
| Sep | 3.93 | 3.99 | -0.06 |
| Oct | 4.01 | 4.03 | -0.02 |
| Nov | 3.25 | 3.24 | 0.01 |
| Dec | 4.21 | 4.34 | -0.13 |
46.69 | 47.54 | -0.85 |