Climate and monthly weather forecast
Barrington, NH

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The climate of Barrington

Barrington, New Hampshire, resides securely within the climate classification of Dfb, according to the Köppen system. This classification identifies the city's climate as humid continental, characterized by no dry season and a warm summer. Geographically, Barrington is situated in the northeastern United States, where varied weather conditions prevail throughout the year.

Monthly temperatures fluctuate substantially, with notable contrasts between summer and winter months. Winter temperatures can plunge to a low of 17.4°F (-8.1°C), and summer highs soar to 78.3°F (25.7°C). Humidity remains quite constant throughout the year, hovering around the 80% mark, contributing to the humid climate.

Annual rainfall in Barrington is relatively even, from 1.5" (38mm) to 3.11" (79mm) per month, making any rainfall probability standardised throughout the year. Snowfall is mostly confined to winter months, from 6.69" (170mm) in December to 6.26" (159mm) in January, while the summer months experience no snow.

Despite the abundant precipitation, Barrington is not drowned in darkness. Daylight hours vary from 9 to 15.3 hours, while sunshine spans from 4.8 to 10.4 hours. What's notable is the town's UV index, remaining low throughout the year, making it relatively safe from harmful radiation. Visibility, too, remains steady at approximately 6 miles.

The best time to visit Barrington

The best time to visit Barrington depends significantly on the visitor's preferences. For those seeking warm, sunny days, the months of June, July, and August present the optimum conditions. During these months, temperatures can reach a comfortable 70.9°F (21.6°C) to 78.3°F (25.7°C), and sunshine duration extends to 10 hours, providing plenty of daylight for outdoor enjoyment. Rainfall during the summer months ranges from 2.01" (51mm) to 2.52" (64mm), maintaining a pleasant freshness to the atmosphere.

The worst time to visit Barrington

Tourists averse to cold weather and snow might want to avoid Barrington during the December-February period. Temperatures during these months can drop to a chilling 17.4°F (-8.1°C), and snowfall ranges from 6.26" (159mm) to 6.69" (170mm). These months also witness a decrease in daylight hours, with a mere 9 hours of light in December.

Spring weather in Barrington

Spring in Barrington, from March to May, witnesses a considerable rise in temperatures, from a low of 26.1°F (-3.3°C) in March to a high of 63.1°F (17.3°C) in May. Rainfall begins to increase during these months, reaching a leveler distribution between 2.13" (54mm) and 2.87" (73mm). Spring also sees a significant shift from snowfall and lessens towards April and May, with April witnessing only 2.09" (53mm) of snow, and May experiencing a nearly snow-free environment.

Summer weather in Barrington

The summer months of June through August in Barrington offer temperatures ranging from 63.1°F (17.3°C) to 78.3°F (25.7°C). It's the sunniest season, with between 9 and 10.4 hours of sunshine per day, and the UV index peaks to 6. However, it's worth noting that rainfall during these months, although not excessive, exists between 2.01" (51mm) and 2.52" (64mm).

Autumn weather in Barrington

Autumn in Barrington, from September through November, experiences a gradual drop in temperature from 69.6°F (20.9°C) in September to 46°F (7.8°C) in November. Rainfall escalates in September and November, reaching 3.11" (79mm). However, daylight hours begin to reduce, and by November, Barrington sees only 9.7 hours of light per day.

Winter weather in Barrington

Winter in Barrington, from December through February, sees the most extreme conditions, with temperatures ranging from 17.4°F (-8.1°C) to 35.6°F (2°C). These months experience the heaviest snowfall, with 6.69" (170mm) in December and 6.26" (159mm) in January. Daylight hours are minimal, decreasing to 9 hours during December but start to escalate by February. Despite the cold, winter has its charm, with snow-covered landscapes creating serene and picturesque views.

Weather in January

The year in Barrington, New Hampshire commences with frosty temperatures and a high incidence of snowfall. January, being the coldest month, exhibits an average high temperature of 29.7°F (-1.3°C) and an average low of 17.4°F (-8.1°C). Weather in January »

Weather in February

February in Barrington transitions subtly from the peak winter conditions of January. The average high shifts upward slightly to 32.5°F (0.3°C), while the typical low hovers around 18.9°F (-7.3°C). Frigid temperatures persist with recurring snowfall, although the occurrence reduces slightly from the preceding month. Weather in February »

Weather in March

March paves the way for spring, with temperatures steadily climbing up from the winter lows. There is a notable change in the weather pattern, with the average low elevating to 26.1°F (-3.3°C) and the high extending up to 39.7°F (4.3°C). Weather in March »

Weather in April

April experiences a significant leap in temperature compared to the preceding months with a high of 52°F (11.1°C) and low of 36.3°F (2.4°C) observed. The onset of spring means warmer days and cold nights in Barrington. As the snow melts away, rainfall becomes the primary form of precipitation, contributing to the sprouting of new flora around the city. Weather in April »

Weather in May

Introducing the warmer times of the year in Barrington, New Hampshire, May experiences an average high temperature of 63.1°F (17.3°C) and an average low of 46.2°F (7.9°C). With the negligible snowfall and increased sunshine hours, the weather establishes ideal conditions for engaging in outdoor activities. Weather in May »

Weather in June

June in Barrington unfolds as one of the sunniest months, boasting average high temperatures peaking at 70.9°F (21.6°C), while lows moderate at around 54°F (12.2°C). As summer sets in fully, rainfall occurs more sporadically, ensuring warm and humid conditions. Weather in June »

Weather in July

Hitting the peak of summer, July is the hottest month in Barrington with temperatures oscillating between a high of 78.3°F (25.7°C) and low of 60.3°F (15.7°C). Thunderstorms occasionally break the monotony of incessant heat and humidity, thanks to July having one of the lowest rainfalls in the year. Weather in July »

Weather in August

August brings slight cooling to Barrington, pulling back from the extreme summer highs of July. The mean high temperature stands at 77.4°F (25.2°C), while the low hovers around 59.4°F (15.2°C). While the city experiences rainfall in sporadic intervals, the meager cloud cover ensures sufficient sunlight penetration during daytime. Weather in August »

Weather in September

September brings a distinctive change in Barrington's weather, with temperatures drifting down slowly, indicating the approach of fall. The high plummets to 69.6°F (20.9°C) and the low drops to 52.9°F (11.6°C). On the brighter side, the humidity levels also recede mildly, making outdoor activities more enjoyable. Weather in September »

Weather in October

Bidding goodbye to the summer highs, October in Barrington experiences a sharper drop in temperature, returning to the average high of 57.9°F (14.4°C) and a low of 44.1°F (6.7°C). With rainfall tipping the scales for the rest of the year, the outdoor scenery adorns a picturesque view. Weather in October »

Weather in November

November turns over a new leaf with winter replacing fall in Barrington. The temperature range contracts to an average high of 46°F (7.8°C) and average low of 33.4°F (0.8°C). This shift accompanies heightened rainfall coupled with an uptick in wind speed as compared to October. Weather in November »

Weather in December

Unfolding the winter saga, December exhibits chilly temperatures in Barrington, New Hampshire. The average highs stay at 35.6°F (2°C) and lows plunge to 24.6°F (-4.1°C). Witnessing a surge in snowfall after a prolonged wait, the city gets cloaked in a whitish cover. Weather in December »

Frequently asked questions

What time of the year is the coldest?

The coldest temperatures occur during January, when averages reach a peak of 29.7°F (-1.3°C) and a low of 17.4°F (-8.1°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 82%.

How many days does it rain in Barrington?

Throughout the year, there are 143.1 rainfall days, and 29.06" (738mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

Throughout the year, there are 40 snowfall days, and 27.8" (706mm) of snow is accumulated.

When is the lowest UV index?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.7h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?

With an average relative humidity of 75%, April is the least humid month.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

With an average of 15h and 18min of daylight, June has the longest days of the year.

What part of the year is the hottest?

July, on average, is the warmest month, registering a high temperature of 78.3°F (25.7°C) and a low of 60.3°F (15.7°C).

What is the month with the highest UV index?

July and August, with an average maximum UV index of 6, are months with the highest UV index.

What month has the most sunshine in Barrington?

August has the most sunshine of the year, with an average of 10.4h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.5" (38mm) of precipitation.

What is the wettest month?

The wettest months are October and December, with an average 3.11" (79mm) of rainfall.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 7.2 days and accumulates 6.69" (170mm) of snow.

What is the month with the shortest days?

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

Average temperature
Barrington, NH

Average temperature - Barrington, NH

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (29.7°F).

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure
Barrington, NH

Average pressure - Barrington, NH

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Barrington, NH

Average wind speed - Barrington, NH

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity
Barrington, NH

Average humidity - Barrington, NH

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is April (75%).

Average rainfall
Barrington, NH

Average rainfall - Barrington, NH

The wettest months (with the highest rainfall) are October and December (3.11").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Barrington, NH

Average rainfall days - Barrington, NH

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (6.8 days).

Average snowfall
Barrington, NH

Average snowfall - Barrington, NH

The month with the highest snowfall is December (6.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Barrington, NH

Average snowfall days - Barrington, NH

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Barrington, NH

Average daylight / Average sunshine - Barrington, NH

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days
Barrington, NH

Average sunshine days - Barrington, NH

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.3 days).

Average UV index
Barrington, NH

Average UV index - Barrington, NH

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility
Barrington, NH

Average visibility - Barrington, NH

The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).

Barrington, New Hampshire, USA

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