Weather history and climate summary information is available for the following locations:
- Baltimore
- Camp Springs
- Patuxent River
Warmest June Days
The warmest June days in Maryland are:
| Baltimore, Maryland | 2012 | 102.9°F |
| Patuxent River, Maryland | 2010 | 102°F |
| Patuxent River, Maryland | 1964 | 101.3°F |
| Camp Springs, Maryland | 2012 | 101.1°F |
| Camp Springs, Maryland | 1988 | 100.9°F |
Coldest June Days
The coldest June days in Maryland were:
| Baltimore, Maryland | 2001 | 41°F |
| Camp Springs, Maryland | 1977 | 42.1°F |
| Baltimore, Maryland | 1977 | 43°F |
| Camp Springs, Maryland | 1988 | 43°F |
| Camp Springs, Maryland | 1993 | 43°F |
Wettest June Days
The wettest single days in June occurred:
| Patuxent River, Maryland | 1983 | 5.9 inches |
| Camp Springs, Maryland | 1972 | 5.5 inches |
| Baltimore, Maryland | 1963 | 3.2 inches |
| Patuxent River, Maryland | 2004 | 3.2 inches |
| Patuxent River, Maryland | 2001 | 3.2 inches |