| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.50 | -0.03 |
| Feb | 0.70 | 0.72 | -0.02 |
| Mar | 1.30 | 1.27 | 0.03 |
| Apr | 2.96 | 2.99 | -0.03 |
| May | 4.06 | 4.05 | 0.01 |
| Jun | 3.93 | 4.07 | -0.14 |
| Jul | 3.06 | 2.95 | 0.11 |
| Aug | 3.02 | 3.00 | 0.02 |
| Sep | 2.49 | 2.56 | -0.07 |
| Oct | 2.11 | 2.13 | -0.02 |
| Nov | 0.78 | 0.81 | -0.03 |
| Dec | 0.62 | 0.58 | 0.04 |
25.50 | 25.63 | -0.13 |