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Connecticut Weather in April

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

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Mystic Danbury Windsor Locks Groton

Planning a getaway to Connecticut, the United States of America this April and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Connecticut in April

Connecticut, the United States of America is a region in the United States of America. April in Connecticut generally has mild temperatures, with precipitation levels ranging from moderate to high.

Temperatures

The average maximum temperatures are mild and range from 14°C (57°F) in Mystic to 16°C (61°F) in Windsor Locks. Nighttime temperatures generally drop to 4°C (39°F) in Windsor Locks and 4°C (39°F) in Mystic.

For specific regional insights in Connecticut, the United States of America, refer to the map provided below.

Precipitation

In April, precipitation varies across different areas. From moderate rainfall in Cornwall Bridge with an average of 91 mm (3.6 in) to high rainfall in Hamden with 123 mm (4.8 in).

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Mystic enjoys approximately 223 hours of sunlight, ideal for those seeking sunny weather.

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 April

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 April for some of the most popular destinations in Connecticut, the United States of America?

Temperature range in Connecticut (April)

Precipitation variation in Connecticut (April)

Mystic

In April Mystic generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« March
April
May »
March
April
May
Max temperature
8°C (46°F)
14°C (57°F)
19°C (66°F)
Min temperature
-1°C (30°F)
4°C (39°F)
10°C (50°F)
Monthly sun hours
216 hours
223 hours
255 hours
Monthly rainfall
116 mm (4.6 in)
98 mm (3.9 in)
92 mm (3.6 in)
Monthly rainy days
11 days
11 days
12 days
Weather conditions
poor
tolerable
pleasant
Climate in Mystic →

Danbury

In April Danbury generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 3°C (37°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

« March
April
May »
March
April
May
Max temperature
8°C (46°F)
15°C (59°F)
21°C (70°F)
Min temperature
-3°C (27°F)
3°C (37°F)
9°C (48°F)
Monthly rainfall
103 mm (4.1 in)
103 mm (4.1 in)
100 mm (3.9 in)
Monthly rainy days
11 days
11 days
14 days
Weather conditions
poor
unpleasant
pleasant
Climate in Danbury →

Windsor Locks

In April Windsor Locks generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

« March
April
May »
March
April
May
Max temperature
9°C (48°F)
16°C (61°F)
22°C (72°F)
Min temperature
-2°C (28°F)
4°C (39°F)
10°C (50°F)
Monthly sun hours
213 hours
228 hours
258 hours
Monthly rainfall
93 mm (3.7 in)
100 mm (3.9 in)
106 mm (4.2 in)
Monthly rainy days
10 days
12 days
14 days
Weather conditions
poor
unpleasant
pleasant
Climate in Windsor Locks →

Groton

In April Groton generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« March
April
May »
March
April
May
Max temperature
8°C (46°F)
14°C (57°F)
19°C (66°F)
Min temperature
-1°C (30°F)
4°C (39°F)
10°C (50°F)
Monthly sun hours
213 hours
228 hours
258 hours
Monthly rainfall
119 mm (4.7 in)
96 mm (3.8 in)
95 mm (3.7 in)
Monthly rainy days
11 days
11 days
13 days
Weather conditions
poor
tolerable
pleasant
Climate in Groton →

Milford

In April Milford generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 5°C (41°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

« March
April
May »
March
April
May
Max temperature
9°C (48°F)
15°C (59°F)
20°C (68°F)
Min temperature
0°C (32°F)
5°C (41°F)
11°C (52°F)
Monthly sun hours
213 hours
228 hours
258 hours
Monthly rainfall
105 mm (4.1 in)
114 mm (4.5 in)
99 mm (3.9 in)
Monthly rainy days
10 days
12 days
13 days
Weather conditions
poor
unpleasant
perfect
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 April

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

City Weather Day temp Night temp Rainfall
Mystic 14°C (57°F) 4°C (39°F) 98 mm (3.9 in)
Danbury 15°C (59°F) 3°C (37°F) 103 mm (4.1 in)
Windsor Locks 16°C (61°F) 4°C (39°F) 100 mm (3.9 in)
Groton 14°C (57°F) 4°C (39°F) 96 mm (3.8 in)
Milford 15°C (59°F) 5°C (41°F) 114 mm (4.5 in)
Norwalk 16°C (61°F) 5°C (41°F) 109 mm (4.3 in)

Connecticut weather in April: frequently asked questions

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

Expect tolerable weather across Connecticut, the United States of America in April. The popular destination of Mystic averages 14°C (57°F) by day and 4°C (39°F) at night during this month.

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

Daytime temperatures in Mystic peak at roughly 14°C (57°F) in April, dropping to about 4°C (39°F) overnight.

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

Not particularly. Mystic averages just 98 mm (3.9 in) of rain in April, making it a mostly dry month for Connecticut, the United States of America.

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

In our opinion, April is a good time to visit Connecticut, the United States of America with overall tolerable weather in Mystic.

Generally speaking, August and September provide perfect weather in Mystic. In contrast, January, February, March and December tend to have poor weather conditions.

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.

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