Climate and monthly weather forecast
Laconia, NH

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The climate of Laconia

Laconia, New Hampshire in the USA is classified as having a humid continental climate, characterized by no dry season and warm summers, as per the notable Köppen climate classification. Located in the northern part of the USA, this region experiences a dynamic range of weather conditions throughout the year.

The data indicate considerable seasonal variations in temperature, with January being the coldest month with average temperatures between 13.5°F (-10.3°C) and 26.6°F (-3°C), while July hosts the highest temperatures ranging from 57.7°F (14.3°C) to 79.5°F (26.4°C). Variations in relative humidity levels fluctuate between 74% in April and a high of 85% during the winter months of January and February. Rainfall ranges from a low point of 1.77" (45mm) in September to a peak of 3.27" (83mm) in October, occurring over an average of 5.5 to 14.4 days per month. Interestingly, one can see higher snowfall in winter, with February receiving the highest amount of 10.63" (270mm) per year, occurring over 12.7 days.

In terms of sunshine, yearly data displays a rise and fall, with the shortest duration in December at 4.4 hours per day and the longest in July and August standing at 9.7 and 9.9 hours per day respectively. Winds in Laconia also show variability throughout the year, the strongest ever recorded wind was from 5.3mph (8.5km/h) to 7.3mph (11.7km/h).

The best time to visit Laconia

The optimal time to make a trip to Laconia would largely depend on the preferences of the visitor. However, June to September, with temperatures from 44.2°F (6.8°C) to 77.9°F (25.5°C) and an average of 8.5 to 9.9 sunshine hours per day, could provide the most pleasant weather for outdoor exploration. Interestingly, July witnesses the least cloud cover, approximately 39%, enhances visibility and daylight hours.

The worst time to visit Laconia

In contrast, a visit to Laconia may appear less appealing from December to February. The cold temperatures, from 13.5°F (-10.3°C) to 32.4°F (0.2°C), coupled with heavy snowfall, around 10.63" (270mm) in February, and the fewer daylight hours, between 9 to 9.7 hours, make these the more challenging months for outdoor activities. Moreover, these colder months see a rise in relative humidity which could add a biting chill to the cold conditions.

Spring weather in Laconia

Starting with cooler temperatures in March, from 22.6°F (-5.2°C) to 37.9°F (3.3°C), spring sees a gradual rise in temperatures towards May, from 44.2°F (6.8°C) to 65.1°F (18.4°C). Rainfall is consistent, standing between 2.2" (56mm) to 2.83" (72mm) over the course of the season with a corresponding increase in the number of rainfall days, from 9.3 to 14.4 days. Sunshine hours increase dramatically, from 5.2 hours in March to 7.8 hours by May.

Summer weather in Laconia

Summer in Laconia boasts warmer temperatures, ranging from 51.4°F (10.8°C) in June to a peak of 77.9°F (25.5°C) in August. Rainfall is relatively even across the summer months, fluctuating between 2.05" (52mm) to 2.4" (61mm). Number of average sunshine hours hovers between 8.5 and 9.9 per day, promising more daylight for activities.

Autumn weather in Laconia

Autumn sees a steady drop in temperatures, from 56.3°F (13.5°C) in September to 32.4°F (0.2°C) by November. The rainfall peaks in October with an average of 3.27" (83mm) over 13.5 days, making it the wettest month of the year. Sunshine hours also decrease gradually, from 8.1 hours in September to 5.1 in November.

Winter weather in Laconia

Winter weather in Laconia can be severe with frequent snowfall, especially in December and January, measuring 6.93" (176mm) and 8.54" (217mm) respectively. The temperatures dip to a yearly low, oscillating between 13.5°F (-10.3°C) and 29.7°F (-1.3°C). Interestingly, the coldest temperatures are observed in January, from 13.5°F (-10.3°C) to 26.6°F (-3°C). Despite the chill, December sees the most sunshine hours of the winter months, at 4.4 hours per day.

Weather in January

January is the heart of winter in Laconia, New Hampshire. Effect of the cold front can be particularly felt, as the thermometer dips to a chilling average low of 13.5°F (-10.3°C), with frequent snowfall of 8.54" (217mm) enveloping the city. Weather in January »

Weather in February

While February sees a slight rise in temperature, the city of Laconia continues to experience severe winter weather conditions with slighter snowfall compared to January. In this month happens the most significant accumulation of snow throughout the year, reaching an average of 10.63" (270mm). Weather in February »

Weather in March

The transitional period from winter to spring is realized in the city of Laconia during March. The weather turns milder, with a notable decrease in snowfall and increase in temperatures ranging from 22.6°F (-5.2°C) to 37.9°F (3.3°C). Weather in March »

Weather in April

April brings about a significant shift in Laconia's weather with temperatures soaring to an average high of 51.6°F (10.9°C). The last wisps of winter make their exit as snowfall decreases to an average of just 3.43" (87mm). Instead, rain becomes more frequent, and green starts again to adorn the landscapes. Weather in April »

Weather in May

May witnesses a dramatic rise in temperatures, setting the stage for the imminent arrival of summer. Residents of Laconia can finally say goodbye to snowfall, as the weather warms up and takes on a consistent pattern with average high temperatures reaching a pleasant 65.1°F (18.4°C). Weather in May »

Weather in June

June marks the beginning of summer, and Laconia, New Hampshire welcomes the season with open arms. The month gets hotter with the highest temperature soaring to 72.9°F (22.7°C), while snowfall becomes a distant memory. These warm, sunny days are perfect for enjoying water sports on Lake Winnipesaukee. Weather in June »

Weather in July

July is the peak of the summer season in Laconia, with the heat wave striking the hardest in this month. The city experiences its highest temperatures in the year, rising up to 79.5°F (26.4°C). Nevertheless, the summer here is more comfortable compared to several other parts of the country, with frequent breezes whistling through the city. Weather in July »

Weather in August

August continues to bask in the summer fervor, although the temperatures start to decline slightly. Still, the temperatures stay high, providing ideal conditions for swimming and sunbathing with the warmest day clocking in at 77.9°F (25.5°C). Weather in August »

Weather in September

September in Laconia signifies the arrival of fall, with temperatures dipping to more comfortable averages. The landscape begins to don shades of orange, red, and gold, a sight to behold in this New England city. The gradual cooling trend sees temperature highs dropping to 69.8°F (21°C). Weather in September »

Weather in October

October becomes distinct in Laconia with the hushed arrival of the cold winds, preparing the environment for winter. The month witnesses significant rainfall, with October being the wettest month seeing 3.27" (83mm) of rain on average. Weather in October »

Weather in November

November further ushers in the cold in Laconia, with temperatures taking a more noticeable dip. As snow makes a comeback in this month, the city dresses for winter with an occasional snowfall of 3.11" (79mm). Residents get set for the holiday season and the approaching winter, stringing up lights and getting into the spirit of warmth and joy. Weather in November »

Weather in December

December marks the onset of winter in Laconia, New Hampshire. The cold front settles in, with temperatures plummeting significantly to a frigid average of 32.4°F (0.2°C), with the last traces of autumn erased by generous snowfall averaging 6.93" (176mm). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Laconia?

January stands out as Laconia's coldest month, with temperatures ranging between an average high of 26.6°F (-3°C) and a low of 13.5°F (-10.3°C).

What is the most humid month in Laconia?

January and February, with an average relative humidity of 85%, are most humid months in Laconia.

How much does it rain in Laconia?

Throughout the year, in Laconia, New Hampshire, there are 132.1 rainfall days, and 29.25" (743mm) of precipitation is accumulated.

When does it snow in Laconia?

January through May, October through December are months with snowfall in Laconia.

How much does it snow in Laconia?

In Laconia, during the entire year, snow falls for 56.1 days and aggregates up to 40.39" (1026mm) of snow.

When does it snow the most in Laconia?

The month with the most snowfall in Laconia is February, when snow falls for 12.7 days and typically aggregates up to 10.63" (270mm) of snow.

What is the month with the least sunshine in Laconia?

The month with the least sunshine is February, with an average of 4.1h of sunshine.

What is the month with the lowest UV index in Laconia?

February is the month with the lowest UV index in Laconia, New Hampshire, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Laconia?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Laconia, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Laconia?

With an average relative humidity of 74%, April is the least humid month.

When it does not snow in Laconia?

In Laconia, New Hampshire, snow does not fall in June through September.

When are the longest days in Laconia?

With an average of 15h and 24min of daylight, June has the longest days of the year.

What is the warmest month in Laconia?

July, with its high-temperature average of 79.5°F (26.4°C) and a low-temperature average of 57.7°F (14.3°C), is the warmest month in Laconia, New Hampshire.

What is the month with the highest UV index in Laconia?

July is the month with the highest UV index, with an average maximum UV index of 6.

What month has the most sunshine in Laconia?

The month with the most sunshine in Laconia is August, with an average of 9.9h of sunshine.

What is the driest month in Laconia?

The month with the least rainfall in Laconia, New Hampshire, is September, when the rain falls for 10.9 days and typically collects 1.77" (45mm) of precipitation.

What is the rainiest month in Laconia?

October is the month with the most rainfall in Laconia. Rain falls for 13.5 days and accumulates 3.27" (83mm) of precipitation.

What is the month with the shortest days in Laconia?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Laconia.

Average temperature
Laconia, NH

Average temperature - Laconia, NH

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (26.6°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure
Laconia, NH

Average pressure - Laconia, NH

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Laconia, NH

Average wind speed - Laconia, NH

The windiest month (with the highest average wind speed) is January (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity
Laconia, NH

Average humidity - Laconia, NH

The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is April (74%).

Average rainfall
Laconia, NH

Average rainfall - Laconia, NH

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days
Laconia, NH

Average rainfall days - Laconia, NH

The month with the highest number of rainy days is April (14.4 days).
The month with the least rainy days is February (5.5 days).

Average snowfall
Laconia, NH

Average snowfall - Laconia, NH

The month with the highest snowfall is February (10.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Laconia, NH

Average snowfall days - Laconia, NH

The month with the highest number of snowfall days is February (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Laconia, NH

Average daylight / Average sunshine - Laconia, NH

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days
Laconia, NH

Average sunshine days - Laconia, NH

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is March (12.8 days).

Average visibility
Laconia, NH

Average visibility - Laconia, NH

The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).

Laconia, New Hampshire, USA

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