| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.36 | 3.28 | 0.08 |
| Feb | 2.82 | 2.76 | 0.06 |
| Mar | 3.29 | 3.21 | 0.08 |
| Apr | 3.40 | 3.33 | 0.07 |
| May | 4.75 | 4.69 | 0.06 |
| Jun | 4.19 | 4.10 | 0.09 |
| Jul | 2.51 | 2.27 | 0.24 |
| Aug | 3.41 | 3.21 | 0.20 |
| Sep | 3.83 | 3.61 | 0.22 |
| Oct | 4.77 | 4.46 | 0.31 |
| Nov | 3.83 | 3.72 | 0.11 |
| Dec | 3.29 | 3.34 | -0.05 |
43.45 | 41.98 | 1.47 |