| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.69 | 0.04 |
| Feb | 2.15 | 2.13 | 0.02 |
| Mar | 2.92 | 2.94 | -0.02 |
| Apr | 2.78 | 2.77 | 0.01 |
| May | 4.76 | 4.62 | 0.14 |
| Jun | 3.07 | 3.11 | -0.04 |
| Jul | 2.00 | 1.98 | 0.02 |
| Aug | 2.67 | 2.59 | 0.08 |
| Sep | 3.29 | 3.05 | 0.24 |
| Oct | 4.28 | 4.19 | 0.09 |
| Nov | 2.90 | 2.90 | 0.00 |
| Dec | 3.03 | 2.92 | 0.11 |
36.58 | 35.89 | 0.69 |