| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.62 | 0.08 |
| Feb | 0.65 | 0.62 | 0.03 |
| Mar | 1.12 | 1.08 | 0.04 |
| Apr | 1.80 | 1.74 | 0.06 |
| May | 2.99 | 3.15 | -0.16 |
| Jun | 4.02 | 4.17 | -0.15 |
| Jul | 3.51 | 3.53 | -0.02 |
| Aug | 2.90 | 2.68 | 0.22 |
| Sep | 2.69 | 2.75 | -0.06 |
| Oct | 2.24 | 2.33 | -0.09 |
| Nov | 0.78 | 0.76 | 0.02 |
| Dec | 0.75 | 0.78 | -0.03 |
24.15 | 24.21 | -0.06 |