| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.81 | -0.06 |
| Feb | 1.70 | 1.78 | -0.08 |
| Mar | 2.21 | 2.24 | -0.03 |
| Apr | 3.76 | 3.73 | 0.03 |
| May | 4.19 | 4.39 | -0.20 |
| Jun | 4.56 | 4.66 | -0.10 |
| Jul | 3.63 | 3.72 | -0.09 |
| Aug | 3.73 | 3.69 | 0.04 |
| Sep | 3.56 | 3.48 | 0.08 |
| Oct | 3.06 | 3.09 | -0.03 |
| Nov | 2.38 | 2.37 | 0.01 |
| Dec | 2.00 | 2.02 | -0.02 |
36.53 | 36.98 | -0.45 |