Charlestown Weather: June
 |
Average Day Temperature: | 71.5°F |
|
Average Night Temperature: | 63.0°F |
|
Sea Water Temperature: | 62.8°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 15.0 - 15.2 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 0.9 in | |
| detailed information | ||
forecast
| Charlestown |
Temperature
| Charlestown |
Air Temperature in June, °F
The highest day temperature in June 2025 was 80°F. The lowest night temperature was 54°F. The average values for day and night temperatures during June were 66.6°F и 63.7°F respectivly.
Charlestown Water Sea Temperature in June, °F
The average sea surface temperature in June 2025 for Charlestown was 62.3°F. The maximum and minimum values were 55.4°F and 68.2°F respectively.
You can expect various weather conditions during June. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in June, in
Precipitation total in June for Charlestown is 0.9 in. It makes june the least rainy month of the year.
The average wind speed in June is 9.7 mph. It makes June one of the most windless months of the year for Charlestown.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Charlestown in June is 8.3 hours.
Charlestown on the Weather Map
| Chicago |  |
0 |
| Hawaii |  |
+78 |
| Honolulu | |
+78 |
| Houston | |
+46 |
| Las Vegas |  |
+44 |
| Los Angeles | |
+56 |
| Maui | |
+72 |
| Miami | |
+72 |
| Miami Beach | |
+80 |
| New York | |
+20 |
| San Diego | |
+58 |
| San Francisco | |
+48 |
| Sarasota | |
+64 |
| Tampa | |
+64 |
| Washington | |
+28 |
| 0300 |  |
18°F | S 12 mph |
| 0600 | |
16°F | S 9 mph |
| 0900 |  |
20°F | S 4 mph |
| 1200 | |
26°F | N 5 mph |
| 1500 |  |
28°F | NE 9 mph |
| 1800 |  |
30°F | NE 6 mph |
| 2100 | |
34°F | NE 5 mph |
| 0000 | |
36°F | NE 4 mph |