| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.01 | 2.05 | -0.04 |
| Feb | 1.74 | 1.85 | -0.11 |
| Mar | 2.30 | 2.33 | -0.03 |
| Apr | 3.76 | 3.76 | 0.00 |
| May | 4.58 | 4.54 | 0.04 |
| Jun | 4.41 | 4.44 | -0.03 |
| Jul | 4.11 | 4.11 | 0.00 |
| Aug | 3.94 | 3.80 | 0.14 |
| Sep | 3.26 | 3.28 | -0.02 |
| Oct | 3.25 | 3.21 | 0.04 |
| Nov | 2.53 | 2.48 | 0.05 |
| Dec | 2.08 | 2.09 | -0.01 |
37.97 | 37.94 | 0.03 |