Hartford Weather in January
January in Hartford brings low temperatures, with daytime highs of 3°C (37°F) and nights around -7°C (19°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.
Rainfall in Hartford in January
This is the driest month, making it a great choice for planning outdoor excursions, even if the weather is on the cooler side. Historically, the month has about 11 days of snow/rain, averaging 82 mm (3.2 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Hartford in January
In January, expect low temperatures in Hartford, with highs of 3°C (37°F) and lows of -7°C (19°F) at night. January is a notable month of the winter season. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. At -7°C (19°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. This is usually the coldest month of the year, so be sure to prepare with plenty of winter gear.
Sunshine in Hartford in January
The area experiences a moderate amount of sunshine, with approximately 169 hours of sunlight expected. This means a decent mix of sun and overcast.January in Hartford has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Hartford's climate page.
Hartford Temperature in January
Min Temperature
-7°C (19°F)
Max Temperature
3°C (37°F)
Chance of Rain
37%
Precipitation
82 mm (3.2 in)
Rainy days
11 days
Humidity
64%
Sunshine
169 hours
Percentage Sunshine
58%
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Hartford typically stay consistent throughout January, with daily highs averaging around 3°C (37°F). Nights are very cold, with lows typically ranging from -9°C (16°F) to -5°C (23°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Hartford in January
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 January
Our historical data for Hartford spans 1976 to 2025, revealing these weather extremes.
- Hartford registered its coldest January night on January 12, 1981, with temperatures dropping to -25°C (-13°F).
- The wettest January day on record brought 57 mm (2.2 in) of precipitation to Hartford (January 3, 1999).
Best Places in the United States of America in January
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 January →
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What to Wear in Hartford in January
Dress warmly and in layers for your trip to Hartford in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Hartford in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Hartford's climate page.
Temperature Rainfall Sunshine Humidity
See the full Hartford climate overview or explore weather in the United States of America.
