| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.69 | -0.01 |
| Feb | 0.66 | 0.62 | 0.04 |
| Mar | 1.07 | 1.14 | -0.07 |
| Apr | 1.28 | 1.27 | 0.01 |
| May | 2.70 | 2.50 | 0.20 |
| Jun | 2.62 | 2.53 | 0.09 |
| Jul | 2.08 | 2.07 | 0.01 |
| Aug | 1.94 | 1.86 | 0.08 |
| Sep | 2.59 | 2.44 | 0.15 |
| Oct | 1.50 | 1.54 | -0.04 |
| Nov | 0.80 | 0.81 | -0.01 |
| Dec | 0.76 | 0.78 | -0.02 |
18.68 | 18.25 | 0.43 |