| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.88 | 3.91 | -0.03 |
| Feb | 4.20 | 4.28 | -0.08 |
| Mar | 4.68 | 4.63 | 0.05 |
| Apr | 4.83 | 4.81 | 0.02 |
| May | 5.34 | 5.42 | -0.08 |
| Jun | 4.24 | 4.37 | -0.13 |
| Jul | 4.40 | 4.51 | -0.11 |
| Aug | 3.67 | 3.53 | 0.14 |
| Sep | 3.75 | 3.62 | 0.13 |
| Oct | 3.68 | 3.70 | -0.02 |
| Nov | 3.64 | 3.60 | 0.04 |
| Dec | 4.69 | 4.73 | -0.04 |
51.00 | 51.11 | -0.11 |