| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.04 | 0.98 | 0.06 |
| Feb | 1.03 | 0.98 | 0.05 |
| Mar | 0.70 | 0.67 | 0.03 |
| Apr | 0.29 | 0.27 | 0.02 |
| May | 0.17 | 0.16 | 0.01 |
| Jun | 0.18 | 0.26 | -0.08 |
| Jul | 1.77 | 1.85 | -0.08 |
| Aug | 2.06 | 2.11 | -0.05 |
| Sep | 1.15 | 1.13 | 0.02 |
| Oct | 0.60 | 0.60 | 0.00 |
| Nov | 0.68 | 0.64 | 0.04 |
| Dec | 1.13 | 1.03 | 0.10 |
10.80 | 10.68 | 0.12 |