| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.91 | 0.93 | -0.02 |
| Feb | 1.15 | 1.19 | -0.04 |
| Mar | 2.10 | 2.24 | -0.14 |
| Apr | 3.38 | 3.38 | 0.00 |
| May | 2.93 | 3.02 | -0.09 |
| Jun | 2.07 | 2.01 | 0.06 |
| Jul | 2.69 | 2.67 | 0.02 |
| Aug | 2.55 | 2.49 | 0.06 |
| Sep | 1.80 | 1.90 | -0.10 |
| Oct | 1.57 | 1.50 | 0.07 |
| Nov | 1.07 | 1.07 | 0.00 |
| Dec | 0.88 | 1.02 | -0.14 |
23.10 | 23.42 | -0.32 |