Stamford

Connecticut Weather in June

Average temperatures, rainfall, sunshine and the best places to visit in Connecticut, the United States of America in June.

🔎
Mystic Danbury Windsor Locks Groton

Planning a journey to Connecticut, the United States of America this June and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Connecticut in June

Connecticut, the United States of America is a region in the United States of America. June in Connecticut generally has warm temperatures, with high precipitation. During June, summer is in full swing.

Temperatures

The average maximum temperatures are warm and range from 23°C (73°F) in Mystic to 26°C (79°F) in Enfield. Nighttime temperatures generally drop to 15°C (59°F) in Enfield and 15°C (59°F) in Mystic.

To learn more about the conditions in specific areas of Connecticut, the United States of America, check out the map below.

Precipitation

In June, precipitation varies across different areas. From high rainfall in North Stonington with an average of 110 mm (4.3 in) to high rainfall in Windsor Locks with 156 mm (6.1 in).

Average sunshine

Several destinations enjoy plenty of sunshine this month. Mystic sees close to 276 hours of sunlight, making it great for sun lovers.

Explore Connecticut by month

Pick a month to see the average temperature, rainfall and sunshine in Connecticut - and find the best time to visit. (based on Mystic)

January4°C (39°F) February4°C (39°F) March8°C (46°F) April14°C (57°F) May19°C (66°F) June23°C (73°F) This monthJuly27°C (81°F) August26°C (79°F) September23°C (73°F) October18°C (64°F) November12°C (54°F) December7°C (45°F)
Best Time to Visit Connecticut →

Best Places to Visit in Connecticut in June

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Connecticut.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Connecticut

What is the weather like in June for some of the most popular destinations in Connecticut, the United States of America?

Temperature range in Connecticut (June)

Precipitation variation in Connecticut (June)

Mystic

In June Mystic generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 15°C (59°F) and high monthly rainfall. So on average the conditions are very good that month.

« May
June
July »
May
June
July
Max temperature
19°C (66°F)
23°C (73°F)
27°C (81°F)
Min temperature
10°C (50°F)
15°C (59°F)
19°C (66°F)
Monthly sun hours
255 hours
276 hours
290 hours
Monthly rainfall
92 mm (3.6 in)
111 mm (4.4 in)
101 mm (4 in)
Monthly rainy days
12 days
13 days
11 days
Weather conditions
very good
very good
very good
Climate in Mystic →

Danbury

In June Danbury generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 14°C (57°F) and high monthly rainfall. So on average the conditions are very good that month.

« May
June
July »
May
June
July
Max temperature
21°C (70°F)
25°C (77°F)
28°C (82°F)
Min temperature
9°C (48°F)
14°C (57°F)
17°C (63°F)
Monthly rainfall
100 mm (3.9 in)
136 mm (5.4 in)
121 mm (4.8 in)
Monthly rainy days
14 days
15 days
13 days
Weather conditions
very good
very good
very good
Climate in Danbury →

Windsor Locks

In June Windsor Locks generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 15°C (59°F) and high monthly rainfall. So on average the conditions are very good that month.

« May
June
July »
May
June
July
Max temperature
22°C (72°F)
26°C (79°F)
30°C (86°F)
Min temperature
10°C (50°F)
15°C (59°F)
18°C (64°F)
Monthly sun hours
258 hours
273 hours
293 hours
Monthly rainfall
106 mm (4.2 in)
156 mm (6.1 in)
112 mm (4.4 in)
Monthly rainy days
14 days
16 days
13 days
Weather conditions
very good
very good
good
Climate in Windsor Locks →

Groton

In June Groton generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 15°C (59°F) and high monthly rainfall. So on average the conditions are very good that month.

« May
June
July »
May
June
July
Max temperature
19°C (66°F)
24°C (75°F)
27°C (81°F)
Min temperature
10°C (50°F)
15°C (59°F)
19°C (66°F)
Monthly sun hours
258 hours
273 hours
293 hours
Monthly rainfall
95 mm (3.7 in)
113 mm (4.4 in)
98 mm (3.9 in)
Monthly rainy days
13 days
13 days
11 days
Weather conditions
very good
very good
excellent
Climate in Groton →

Milford

In June Milford generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 16°C (61°F) and high monthly rainfall. So on average the conditions are very good that month.

« May
June
July »
May
June
July
Max temperature
20°C (68°F)
25°C (77°F)
29°C (84°F)
Min temperature
11°C (52°F)
16°C (61°F)
20°C (68°F)
Monthly sun hours
258 hours
273 hours
293 hours
Monthly rainfall
99 mm (3.9 in)
130 mm (5.1 in)
94 mm (3.7 in)
Monthly rainy days
13 days
13 days
11 days
Weather conditions
excellent
very good
excellent
Climate in Milford →

Is your destination not in the list? Have a look at all destinations in Connecticut, in the United States of America.

Popular cities in June

Day & night temperatures, rainfall and average weather in Connecticut in June.

City Weather Day temp Night temp Rainfall
Mystic 23°C (73°F) 15°C (59°F) 111 mm (4.4 in)
Danbury 25°C (77°F) 14°C (57°F) 136 mm (5.4 in)
Windsor Locks 26°C (79°F) 15°C (59°F) 156 mm (6.1 in)
Groton 24°C (75°F) 15°C (59°F) 113 mm (4.4 in)
Milford 25°C (77°F) 16°C (61°F) 130 mm (5.1 in)
Norwalk 26°C (79°F) 15°C (59°F) 126 mm (5 in)

Connecticut weather in June: frequently asked questions

What is the weather like in Connecticut, the United States of America in June?

In June, Connecticut, the United States of America generally has very good weather conditions. Mystic sees daytime temperatures near 23°C (73°F), with nights cooling to roughly 15°C (59°F).

What is the average temperature in Connecticut, the United States of America in June?

In Mystic, the average daytime high in June is 23°C (73°F), while nighttime temperatures drop to around 15°C (59°F).

Does Connecticut, the United States of America get a lot of rain in June?

Yes, June tends to be a wetter month in Connecticut, the United States of America. Average rainfall in Mystic sits around 111 mm (4.4 in).

Is June a Good Time to Visit Connecticut, the United States of America?

Given the typically very good weather conditions in Mystic, June might be a good time to visit Connecticut, the United States of America.

Generally speaking, the best visiting conditions can be found in August and September offering mostly excellent weather in Mystic. The weather in January, February, March and December, on the other hand, tends to be less favorable.

Interested in more climate information?

We have much more information about the climate in Connecticut.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.

Yosemite National Park is definitely worth a visit

Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
The 10 most alternative cities in the United States

Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes

A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States

Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.
Must visit in the United States of America →