Nantucket Island (Massachusetts) in july: average Weather, Temperature and Climate
Weather in Nantucket Island (Massachusetts) in july 2025
The weather in Nantucket Island (Massachusetts) in the month of july comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout july
good weather UV index: 6
Weather at 6am
70°F
Clear/Sunny
45% of time
25%
15%
8%
Weather at 12pm
72°F
Clear/Sunny
55% of time
24%
11%
6%
Weather at 6pm
72°F
Clear/Sunny
52% of time
29%
8%
8%
Weather at 3am
70°F
43%
24%
19%
9%
Evolution of daily average temperature and precipitation in Nantucket Island (Massachusetts) in july
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Nantucket Island (Massachusetts) in july.
The climate of Nantucket Island (Massachusetts) in july is good
the weather in Nantucket Island (Massachusetts) in july is wet (with 4.8in of rainfall over 7 days). The weather's not getting better compared to the previous month since in june there is an average of 4.2in of rainfall over 6 days.
The climate comfortable in that area this month. The high seasonal norm is 72°F. In the morning the temperature drops to 70°F. Thus, the mean temperature average on this month of july in Nantucket Island (Massachusetts) is 70°F. These temperatures are far removed from those records observed in Nantucket Island (Massachusetts) in the month of july with a maximum record of 79°F in 2019 and a minimum record of 56°F in 2021.
On this month of july, day length in Nantucket Island (Massachusetts) is generally 14:52. Sunrise is at 04:20 and sets at 19:12.
With good weather conditions, this month is a good time to go there.
Seasonal average climate and temperature of Nantucket Island (Massachusetts) in july
Check below seasonal norms These statistics are set from the weather statements earlier years of july.
| July | |||||
| Outside temperature | |||||
| Average temperature | 70°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 70°F | ||||
| Highest record temperature | 79°F (2019) | ||||
| Lowest record temperature | 56°F (2021) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 65°F | ||||
| Lowest sea temperature | 58°F | ||||
| Highest sea temperature | 73°F | ||||
| Wind | |||||
| Wind speed | 24km/h | ||||
| Wind temperature | 70°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.8in | ||||
| Number of days with rainfall | 7 day(s) (22%) | ||||
| Record daily rainfall | 3.6in (2013) | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 9.59km | ||||
| Cloud cover | 30% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 04:20 | ||||
| Time of sunset | 19:12 | ||||
| Length of day | 14:52 | ||||
| Our opinion about the weather in july | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last july?
Here is the day by day recorded weather in Nantucket Island (Massachusetts) in july 2024:
67°F to 70°F
67°F to 68°F
68°F to 70°F
70°F to 70°F
70°F to 70°F
72°F to 72°F
70°F to 70°F
67°F to 68°F
68°F to 70°F
68°F to 70°F
70°F to 72°F
72°F to 74°F
72°F to 74°F
72°F to 76°F
74°F to 76°F
74°F to 76°F
76°F to 76°F
74°F to 76°F
72°F to 76°F
74°F to 76°F
74°F to 76°F
72°F to 76°F
70°F to 74°F
68°F to 70°F
72°F to 74°F
68°F to 76°F
72°F to 76°F
67°F to 72°F
67°F to 74°F
74°F to 76°F
72°F to 74°F
Map: other cities in the United States (USA) in july
Cities near Nantucket Island (Massachusetts):
| Cape Cod National Seashore in july | good weather |
| Provincetown in july | good weather |
| Rhode Island in july | good weather |
| Boston in july | good weather |
| Massachusetts in july | good weather |
| Hampton Beach in july | good weather |
| Old Orchard Beach in july | perfect weather |
| Connecticut in july | good weather |
| Brooklyn in july | good weather |
| New York City in july | good weather |
| Albany in july | good weather |
| Bar Harbor (Maine) in july | good weather |
Click over cities on the map for information about the weather in july.
Nantucket Island (Massachusetts)
perfect weather
good
tolerable
bad
very bad
Weather data for Nantucket Island (Massachusetts) in july:
Weather data for Nantucket Island (Massachusetts) for july are derived from an average of the weather forecast since 2009 in Nantucket Island (Massachusetts). There is a margin of error and these forecasts are to be considered as general information only. The weather in Nantucket Island (Massachusetts) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Nantucket Island (Massachusetts).