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Hartford Weather in April

April in Hartford brings moderate temperatures, with daytime highs of 16°C (61°F) and nights around 4°C (39°F). Quite a bit of rainfall is expected, around 104 mm (4.1 in), so pack an umbrella.

Rainfall in Hartford in April

Historically, the month has about 12 days of rain, averaging 104 mm (4.1 in) in total. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Hartford in April

April in Hartford sees highs of 16°C (61°F) and lows of 4°C (39°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Hartford in April

The days are predominantly sunny, with an estimated total of around 228 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, May and September typically offer the best circumstances for Hartford.

Hartford Temperature in April

Min Temperature
4°C (39°F)
Max Temperature
16°C (61°F)
Chance of Rain
40%
Precipitation
104 mm (4.1 in)
Rainy days
12 days
Humidity
58%
Sunshine
228 hours
Percentage Sunshine
57%

Hartford Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Hartford - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Hartford typically rise from around 12°C (54°F) at the start of April to approximately 18°C (64°F) by the end. Nights are cold, with lows typically ranging from 2°C (36°F) to 7°C (45°F).

Average temperatures in April

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in April

Historical weather records for Hartford in April

Browse day-by-day weather records for Hartford spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Hartford historical weather extremes in April

Our historical data for Hartford spans 1976 to 2026, revealing these weather extremes.

  • The hottest April day on record in Hartford reached 36°C (97°F) (April 19, 1976).
  • Hartford registered its coldest April night on April 7, 1982, with temperatures dropping to -9°C (16°F).

Best Places in the United States of America in April

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →

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).

What to Wear in Hartford in April

The weather can swing between comfortable and chilly in April, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Hartford in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    3/10
  • Outdoor sports
    9/10

Hartford 3-Day Forecast

Popular in April

Where to go in April - average daytime high across popular destinations.

Bucket list

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