| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.67 | 1.64 | 0.03 |
| Feb | 1.61 | 1.62 | -0.01 |
| Mar | 2.04 | 2.04 | 0.00 |
| Apr | 3.67 | 3.66 | 0.01 |
| May | 4.20 | 4.14 | 0.06 |
| Jun | 4.87 | 4.92 | -0.05 |
| Jul | 3.84 | 3.83 | 0.01 |
| Aug | 3.83 | 3.93 | -0.10 |
| Sep | 3.50 | 3.40 | 0.10 |
| Oct | 2.88 | 2.90 | -0.02 |
| Nov | 2.26 | 2.25 | 0.01 |
| Dec | 1.89 | 1.91 | -0.02 |
36.26 | 36.24 | 0.02 |