Weather history and climate summary information is available for the following locations:
- Caribou
- Millinocket
- Portland
- Presque Isle
Warmest June Days
The warmest June days in Maine are:
| Presque Isle, Maine | 1988 | 99°F |
| Millinocket, Maine | 1945 | 98.2°F |
| Millinocket, Maine | 1943 | 98.2°F |
| Portland, Maine | 1991 | 98.1°F |
| Portland, Maine | 1988 | 97°F |
Coldest June Days
The coldest June days in Maine were:
| Presque Isle, Maine | 1997 | 30.2°F |
| Presque Isle, Maine | 1958 | 30.9°F |
| Presque Isle, Maine | 1951 | 30.9°F |
| Presque Isle, Maine | 1953 | 30.9°F |
| Presque Isle, Maine | 1942 | 31.3°F |
Wettest June Days
The wettest single days in June occurred:
| Portland, Maine | 1986 | 10.3 inches |
| Portland, Maine | 2012 | 5 inches |
| Portland, Maine | 1978 | 3.1 inches |
| Portland, Maine | 2001 | 2.9 inches |
| Caribou, Maine | 2011 | 2.6 inches |