Maryland weather in July: Statewide normals and every place, NOAA 1991-2020
In July, Maryland's statewide normal high is 87°F and normal low 67°F; normal highs run from 79°F in Frostburg to 90°F in Vienna (NOAA 1991-2020 normals).
- Statewide normal high
- 87°FJuly, 1991-2020
- Statewide normal low
- 67°FJuly, 1991-2020
- Statewide normal precipitation
- 4.40 inJuly
- Warmest place
- 90°Fnormal high, Vienna
- Coolest place
- 79°Fnormal high, Frostburg
Where is Maryland warmest and wettest in July?
Vienna has the warmest July afternoons (90°F) and Frostburg the coolest (79°F). Oakland gets the most precipitation (5.14 in) and Hagerstown the least (2.94 in).
Statewide, July averaged 77.2°F in 2021, 77.7°F in 2022, 78.1°F in 2023, 79.0°F in 2024, 79.5°F in 2025, 77.8°F in 2026, against a 1991-2020 normal of 76.7°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Baltimore | 89°F | 68°F | 4.48 | 0.0 |
| Frederick | 89°F | 68°F | 3.90 | – |
| Rockville | 87°F | 69°F | 3.98 | – |
| Hagerstown | 87°F | 68°F | 2.94 | – |
| Annapolis | 86°F | 72°F | 4.94 | – |
| Salisbury | 88°F | 68°F | 4.73 | 0.0 |
| Laurel | 89°F | 69°F | 4.17 | – |
| Beltsville | 87°F | 68°F | 4.51 | 0.0 |
| Cumberland | 87°F | 64°F | 3.73 | 0.0 |
| Oxon Hill | 88°F | 69°F | 4.96 | – |
| Aberdeen | 86°F | 68°F | 4.84 | – |
| Damascus | 84°F | 66°F | 4.49 | 0.0 |
| Glenn Dale | 89°F | 66°F | – | – |
| Stevensville | 87°F | 72°F | 4.71 | – |
| Frostburg | 79°F | 59°F | 3.70 | 0.0 |
| Ocean City | 84°F | 68°F | 3.77 | – |
| Chestertown | 87°F | 69°F | 4.35 | 0.0 |
| Smithsburg | 86°F | 63°F | – | – |
| Emmitsburg | 85°F | 64°F | 4.31 | 0.0 |
| Snow Hill | 89°F | 70°F | 4.15 | 0.0 |
| Solomons | 88°F | 73°F | – | – |
| Oakland | 81°F | 60°F | 5.14 | 0.0 |
| Mechanicsville | 85°F | 66°F | 4.57 | 0.0 |
| Upper Marlboro | 88°F | 67°F | 4.22 | 0.0 |
| Sharpsburg | 86°F | 62°F | 4.28 | – |
| Vienna | 90°F | 69°F | – | – |
| Annapolis Police Barracks | 89°F | 71°F | – | – |
| Assateague | 86°F | 68°F | 4.21 | 0.0 |
| Catoctin Mountain Park | 84°F | 65°F | 3.71 | – |
| Conowingo Dam | 88°F | 69°F | 4.69 | – |
| Cylburn | 87°F | 69°F | – | – |
| Dalecarlia Reservoir | 88°F | 68°F | 5.11 | 0.0 |
| Maryland Science Center Baltimore | 90°F | 73°F | 4.71 | – |
| Millers (4 mi NE) | 85°F | 64°F | 4.73 | 0.0 |
| National Arboretum DC | 90°F | 71°F | 4.62 | 0.0 |
| Patuxent River Naval Air Station | 87°F | 71°F | 4.49 | 0.0 |
| Royal Oak (2 mi SSW) | 88°F | 70°F | 4.34 | 0.0 |
| Savage River Dam | 81°F | 60°F | 4.14 | – |
| Sines Deep Creek | 79°F | 56°F | – | – |
| St Inigoes Webster NOLF | 87°F | 71°F | 4.85 | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.