| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.53 | 3.47 | 0.06 |
| Feb | 3.28 | 3.19 | 0.09 |
| Mar | 3.52 | 3.46 | 0.06 |
| Apr | 3.15 | 3.13 | 0.02 |
| May | 3.28 | 3.24 | 0.04 |
| Jun | 6.08 | 6.18 | -0.10 |
| Jul | 5.50 | 5.87 | -0.37 |
| Aug | 6.19 | 6.53 | -0.34 |
| Sep | 4.83 | 4.50 | 0.33 |
| Oct | 3.61 | 4.03 | -0.42 |
| Nov | 2.28 | 2.29 | -0.01 |
| Dec | 3.20 | 3.20 | 0.00 |
48.45 | 49.09 | -0.64 |