| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.72 | -0.01 |
| Feb | 0.70 | 0.66 | 0.04 |
| Mar | 1.16 | 1.24 | -0.08 |
| Apr | 1.41 | 1.48 | -0.07 |
| May | 2.68 | 2.58 | 0.10 |
| Jun | 2.18 | 2.21 | -0.03 |
| Jul | 1.63 | 1.50 | 0.13 |
| Aug | 1.95 | 1.91 | 0.04 |
| Sep | 2.83 | 2.97 | -0.14 |
| Oct | 1.87 | 1.99 | -0.12 |
| Nov | 0.91 | 1.05 | -0.14 |
| Dec | 0.73 | 0.72 | 0.01 |
18.76 | 19.03 | -0.27 |