| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.53 | 1.58 | -0.05 |
| Feb | 1.53 | 1.54 | -0.01 |
| Mar | 2.04 | 2.10 | -0.06 |
| Apr | 3.57 | 3.62 | -0.05 |
| May | 4.27 | 4.24 | 0.03 |
| Jun | 5.34 | 5.42 | -0.08 |
| Jul | 3.71 | 3.59 | 0.12 |
| Aug | 4.14 | 4.06 | 0.08 |
| Sep | 3.65 | 3.76 | -0.11 |
| Oct | 2.86 | 2.83 | 0.03 |
| Nov | 2.28 | 2.30 | -0.02 |
| Dec | 1.86 | 1.91 | -0.05 |
36.78 | 36.95 | -0.17 |