The climate of Hanover
Hanover,
New Hampshire, USA, is characterized by a Dfb Köppen climate classification or a Humid continental climate that exhibits no dry season and a warm summer. Geographically, this town is positioned in the Upper Valley region of the Connecticut River, which significantly impacts its weather conditions due to its proximity to the watershed.
There are noticeable fluctuations in the weather parameters throughout the year in Hanover. From the temperature perspective, the maximum average temperature fluctuates from a chilly 25°F (-3.9°C) in
January to a mild 77.7°F (25.4°C) in
July. Conversely, the minimum average temperature ranges from a frosty 12.6°F (-10.8°C) in January to a tolerable 56.5°F (13.6°C) in July. This indicates a wide variability in temperature over the course of the year.
In terms of humidity, Hanover maintains moderately high relative humidity levels from January to
December, with minor variations from 75% to 86%. Rainfall in Hanover is evenly distributed throughout the year, ranging from 1.85" (47mm) in
September to 2.99" (76mm) in
October, with no dry periods. This town experiences significant snowfall, specifically from January to
April and in
November and December.
Visibility in Hanover is fairly consistent, usually around 4 to 5 miles. Cloud cover fluctuates from a low of 37% in
August to a high of 62% in
February, reflecting changing weather situations. The pressure remains relatively steady around 29.91" (760mm) to 30.07" (764mm) throughout the year.
The uniqueness of Hanover's climate manifests in its wind speed that measures between 4.8 MPH and 7.4 MPH, accentuated by gusts from 7.5 MPH to 11.4 MPH. Moreover, daylight varies significantly, from a brief 9 hours in winter to a lengthy 15.4 hours in summer, contributing to the distinction of the seasons.
The best time to visit Hanover
The ideal time to visit
Hanover is between
May and
September. During these months, the average high temperatures range from 64.6°F (18.1°C) to 77.7°F (25.4°C), and the low temperatures vary from 44.2°F (6.8°C) to 56.5°F (13.6°C). These temperatures provide a comfortable climate suitable for outdoor activities and sightseeing. In terms of rainfall, this period still has significant precipitation; however, the longer daylight hours between 14.7 to 15.4 hours and the appealing temperatures make it the best time to experience Hanover's beauty.
The worst time to visit Hanover
The least favorable time to visit
Hanover would be from
December to
March. These months experience the lowest average temperatures, from 12.6°F (-10.8°C) to 32.5°F (0.3°C), along with the highest average snowfall, accumulating up to 11.57" (294mm). The severe cold, coupled with the short daylight hours ranging from 9 to 9.7 hours, can make this period less convenient for sightseeing and outdoor activities.
Spring weather in Hanover
Spring in
Hanover is from
April to
June, characterized by steadily increasing temperatures. The average high temperature shifts from a cool 50.4°F (10.2°C) in April to a balmy 71.6°F (22°C) by June, while the minimum average temperatures rise from 32.5°F (0.3°C) to 50.5°F (10.3°C). Noteworthy rainfall remains consistent during this season, ranging from 2.32" (59mm) to 2.8" (71mm) per month. With an average relative humidity varying from 75% to 78%, spring can feel a dash moist.
Summer weather in Hanover
Summer extends from
July to
September in
Hanover. The average high temperatures remain mostly in the 70s°F, while the average minimum temperatures range from 50.5°F (10.3°C) to 56.5°F (13.6°C). This period experiences the longest daylight hours. The average rainfall slightly decreases to around 2.22" (56mm) in months and humidity holds steady around 79%.
Autumn weather in Hanover
Autumn in
Hanover unfolds from
October to
November. The average high temperature swings from 54.9°F (12.7°C) to 41.9°F (5.5°C), while the average low temperature shifts from 40.1°F (4.5°C) to 29.5°F (-1.4°C). October records the highest average rainfall, measuring 2.99" (76mm). In terms of daylight hours, it winds down from 11 hours per day in October to 9.7 hours in November.
Winter weather in Hanover
Winter in
Hanover, stretching from
December to
March, witnesses the coldest temperatures of the year. The average high temperature plunges from 30.7°F (-0.7°C) in December to 25°F (-3.9°C) in
January, with
February showing a slight increase to 27.7°F (-2.4°C). However, the average low temperatures remain mostly below freezing, ranging from 12.6°F (-10.8°C) to 21.6°F (-5.8°C). Snowfall during this period is significant, especially in December and February, contributing to a picturesque winter landscape.
Weather in January
Hanover,
New Hampshire begins the year with a cool and dry winter month. Typical of
January, lower temperatures prevail, reaching from a chilly 12.6°F (-10.8°C) to a slightly warmer 25°F (-3.9°C), along with an impressive amount of snowfall at 8.39" (213mm).
Weather in January » Weather in February
Transitioning from
January,
February carries forward the winter chill, albeit with noticeable changes. This month witnesses the highest snowfall accumulating up to 11.57" (294mm). Days become slightly longer, nudging the temperature up marginally, hinting at the upcoming spring.
Weather in February »Weather in March
March signals the arrival of spring in
Hanover,
New Hampshire, leading to subtle shifts in the weather pattern. Relative humidity drops to 84%, from 86% in
February, spearheading the transition as winter gives way to spring. In stark contrast to the previous month, snowfall reduces significantly to 6.54" (166mm).
Weather in March »
Weather in April
April experiences a significant change, as
Hanover,
New Hampshire is well into spring. A more significant shift is seen in temperatures, oscillating from 32.5°F (0.3°C) to 50.4°F (10.2°C). April also witnesses an increase in rainfall days to 16.3, which nourishes the blossoming flora.
Weather in April » Weather in May
May is a time of rejuvenation in
Hanover,
New Hampshire with nature in full swing. Temperatures continue to rise, with the lower end climbing to 44.2°F (6.8°C). This month is characterized by extended daylight hours, warmer weather, and vibrant greenery aided by moderate rainfall which revives the local ecosystems.
Weather in May » Weather in June
The arrival of
June marks the beginning of summer in
Hanover,
New Hampshire, with milder weather conditions than the preceding months. The city sees a further increase in daylight hours, up to 15.4 hours. This month, Hanover enjoys the best visibility of the year - up to 5 miles.
Weather in June »
Weather in July
As the peak of summer,
July stands out in
Hanover,
New Hampshire. It tops the year with the highest average temperature, varying from 56.5°F (13.6°C) to 77.7°F (25.4°C). Keeping in sync with the trend, the UV Index reaches 5. This month is also associated with lower wind speeds, leading to calm, serene afternoons.
Weather in July »Weather in August
August continues the summer trend in
Hanover,
New Hampshire, albeit with slight changes. Temperature margins narrow down in comparison to
July, settling between 54.9°F (12.7°C) and 76.3°F (24.6°C). Days shorten slightly, yet Hanover continues to enjoy 13.9 hours of daylight.
Weather in August » Weather in September
September welcomes the onset of Fall in
Hanover,
New Hampshire. Notably, the rainfall decreases to 1.85" (47mm), providing relief from the rains of previous months. The temperature range continues to decrease while the daylight hours also dwindle down.
Weather in September »
Weather in October
October offers a full-fledged autumn experience in
Hanover,
New Hampshire. With the range of temperatures dropping to between 40.1°F (4.5°C) and 54.9°F (12.7°C), the city enjoys comfortable weather conditions. October's cooler weather and relatively high rainfall create ideal conditions for the stunning fall colors.
Weather in October » Weather in November
November marks a shift towards wintry conditions in
Hanover,
New Hampshire. With temperatures dropping yet further from 29.5°F (-1.4°C) to 41.9°F (5.5°C). This month sees the reappearance of snowfall, signifying the beginning of the region's well-known winters.
Weather in November » Weather in December
To conclude the year,
December brings full-fledged winter to
Hanover,
New Hampshire. The snowfall once again increases noticeably to 6.85" (174mm). Falling temperatures and heavy snow create an idyllic winter scene and offer opportunities for snowy fun.
Weather in December »