| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.77 | 0.03 |
| Feb | 1.21 | 1.19 | 0.02 |
| Mar | 2.24 | 2.20 | 0.04 |
| Apr | 2.77 | 2.77 | 0.00 |
| May | 4.98 | 4.89 | 0.09 |
| Jun | 4.73 | 4.69 | 0.04 |
| Jul | 4.04 | 4.04 | 0.00 |
| Aug | 3.80 | 3.83 | -0.03 |
| Sep | 2.64 | 2.62 | 0.02 |
| Oct | 2.57 | 2.58 | -0.01 |
| Nov | 1.47 | 1.54 | -0.07 |
| Dec | 1.20 | 1.18 | 0.02 |
32.45 | 32.30 | 0.15 |