| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.36 | 2.42 | -0.06 |
| Feb | 1.89 | 1.94 | -0.05 |
| Mar | 2.22 | 2.24 | -0.02 |
| Apr | 3.47 | 3.54 | -0.07 |
| May | 4.02 | 3.96 | 0.06 |
| Jun | 3.70 | 3.73 | -0.03 |
| Jul | 3.38 | 3.34 | 0.04 |
| Aug | 3.57 | 3.56 | 0.01 |
| Sep | 3.00 | 3.06 | -0.06 |
| Oct | 3.63 | 3.53 | 0.10 |
| Nov | 2.75 | 2.80 | -0.05 |
| Dec | 2.15 | 2.28 | -0.13 |
36.14 | 36.40 | -0.26 |