| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.64 | 0.02 |
| Feb | 0.61 | 0.62 | -0.01 |
| Mar | 1.10 | 1.06 | 0.04 |
| Apr | 1.66 | 1.60 | 0.06 |
| May | 3.04 | 3.09 | -0.05 |
| Jun | 4.15 | 4.23 | -0.08 |
| Jul | 3.58 | 3.48 | 0.10 |
| Aug | 2.83 | 2.64 | 0.19 |
| Sep | 2.71 | 2.74 | -0.03 |
| Oct | 2.25 | 2.35 | -0.10 |
| Nov | 0.80 | 0.81 | -0.01 |
| Dec | 0.76 | 0.78 | -0.02 |
24.15 | 24.04 | 0.11 |