| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.56 | 2.96 | -0.40 |
| Feb | 2.42 | 2.61 | -0.19 |
| Mar | 2.86 | 3.02 | -0.16 |
| Apr | 3.33 | 3.50 | -0.17 |
| May | 3.67 | 3.81 | -0.14 |
| Jun | 4.53 | 4.50 | 0.03 |
| Jul | 4.49 | 4.59 | -0.10 |
| Aug | 4.01 | 4.06 | -0.05 |
| Sep | 3.45 | 3.45 | 0.00 |
| Oct | 4.24 | 4.26 | -0.02 |
| Nov | 3.03 | 3.28 | -0.25 |
| Dec | 3.21 | 3.61 | -0.40 |
41.80 | 43.65 | -1.85 |