| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.34 | 2.33 | 0.01 |
| Feb | 1.95 | 1.93 | 0.02 |
| Mar | 2.57 | 2.65 | -0.08 |
| Apr | 3.03 | 3.09 | -0.06 |
| May | 3.43 | 3.36 | 0.07 |
| Jun | 3.93 | 3.95 | -0.02 |
| Jul | 4.20 | 4.24 | -0.04 |
| Aug | 3.75 | 3.74 | 0.01 |
| Sep | 3.51 | 3.60 | -0.09 |
| Oct | 3.76 | 3.71 | 0.05 |
| Nov | 2.80 | 2.96 | -0.16 |
| Dec | 2.65 | 2.65 | 0.00 |
37.92 | 38.21 | -0.29 |