30 Day Long Range Weather for New Haven, Connecticut. Weather Outlook for 30 Days From Today. (2024)

FAQs

What is the coldest month in New Haven? ›

AccuWeather gathers the best and most comprehensive weather data to deliver forecasts with Superior Accuracy. Forecasts are pinpointed for every location on Earth and extend further ahead than any other source.

This winter, experts at the National Oceanic and Atmospheric Administration are predicting a 40-50 percent chance of a warmer-than-normal winter in the Northeastern U.S., as well as chances of a wetter-than-usual season. The average temperature in Hartford from December to February is 29.7 degrees Fahrenheit.

The Short Answer: A seven-day forecast can accurately predict the weather about 80 percent of the time and a five-day forecast can accurately predict the weather approximately 90 percent of the time. However, a 10-day—or longer—forecast is only right about half the time.

New Haven's housing expenses are 15% higher than the national average and the utility prices are 34% higher than the national average. Transportation expenses like bus fares and gas prices are 11% higher than the national average. New Haven has grocery prices that are 1% lower than the national average.

Apart from "April showers," fall usually gets plenty of rain. September and October are the rainiest months of the year with averages of 4.39 and 4.52 inches of rainfall, respectively, NOAA's data shows. Peak hurricane season in the Atlantic also occurs between mid-August and late October.

Weather Channel would be the most accurate. For a period of fifty-eight days, data was collected from all three companies regarding temperature, humidity, and wind speed.

There have been tremendous improvements in the accuracy of longer range forecasts over the past several years. A forecast for the 7th day today is as accurate as it was for the 4th or 5th day 10 years ago. Further, there is now skill in forecasting out through 15 days, something that was not possible a few years ago.

The Old Farmer's Almanac claims an overall accuracy of about 80 percent for its winter forecasts; its staff calculates this based on whether they accurately predict the direction of departure from normal for precipitation and temperature in one city for each region they evaluate.

Connecticut is covered by both the Northeast region and Atlantic Corridor. If you like snow, you may be happy to hear the Old Farmer's Almanac's predictions. In the Northeast, which includes Litchfield County, the Almanac is predicting above-normal snowfall for the winter of 2023-2024.

Will the east coast get snow this winter? ›

Region 2: ATLANTIC CORRIDOR

Yes! Winter precipitation and snowfall will be above normal (2 to 3 inches above monthly averages). The snowiest periods will occur at the end of December, late January, and mid-February.

The month with the most snow in New Haven is January, with an average snowfall of 7.5 inches. On January 12, 2011, Hartford saw the most snowfall in one day with 24.0 inches. New Haven wrapped up the last winter season with 27.7 inches of snowfall, with the majority of the accumulation in January and February.

An assessment from the Post determined that the 45-day forecasts were not even able to predict trends accurately, and that, although the forecasts did not decrease in accuracy with time, the forecasts were so far off even in the short range as to be useless.

The Weather Channel had the highest percentage of first-place finishes over the study period and averaged over all forecast lead days (1-9) in each region studied, according to ForecastWatch, Global and Regional Weather Forecast Accuracy Overview, 2017-2022, https://forecastwatch.com/AccuracyOverview2017-2022, ...

The winter, marked by daily high temperatures below 46°F (8°C), stretches from the first of December until early to mid-March. The coldest day of the year in Connecticut is in January. The 29th of January, in fact, with an average low of 21°F (-6°C) and a high of 36°F (2°C).

Since the amount of sunlight is at its minimum at the winter solstice, which occurs around December 22, you might expect that day to be the coldest of the year, on average. But instead, the coldest time of year in the Northern Hemisphere occurs in February, nearly two months later.

Connecticut's All-Time Coldest Temperature: -32 Degrees

The coldest temperature ever officially recorded in the State of Connecticut is -32 degrees, which occurred on February 16, 1943, in the rural town of Falls Village, located in northwestern Connecticut, about 50 miles from Hartford.