Climate and monthly weather forecast
Troy, NH

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Weather in January

January, the same as December, in Troy, New Hampshire, is a freezing cold winter month, with an average temperature varying between 27.9°F (-2.3°C) and 15.1°F (-9.4°C). The coldest temperatures occur during January, when averages reach a peak of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Troy, New Hampshire, with an average temperature varying between 31.1°F (-0.5°C) and 16.5°F (-8.6°C). The transition from January to February sees an average high-temperature of a still freezing cold 31.1°F (-0.5°C), indicating a minor variance from the prior month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Troy, New Hampshire, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 39.4°F (4.1°C). As February gives way to March, the average high-temperature displays a slight ascent, adjusting from a subzero cold 31.1°F (-0.5°C) to a wintry 39.4°F (4.1°C). Weather in March »

Weather in April

April is a cool spring month in Troy, New Hampshire, with an average temperature varying between 52.9°F (11.6°C) and 35.1°F (1.7°C). In Troy, the average high-temperature in April rises, from a cold 39.4°F (4.1°C) in March, to a fresh 52.9°F (11.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Troy, New Hampshire, with an average temperature ranging between max 66°F (18.9°C) and min 45.3°F (7.4°C). Troy's transition into May sees a rise in the average high-temperature, advancing from a fresh 52.9°F (11.6°C) in April to a refreshing 66°F (18.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Troy, New Hampshire, with an average temperature varying between 52.5°F (11.4°C) and 73.2°F (22.9°C). Troy perceives a slight temperature ascent during June, with average high-temperatures adjusting from a comfortable 66°F (18.9°C) in May to a pleasant 73.2°F (22.9°C). Weather in June »

Weather in July

July in Troy, New Hampshire, is a moderately hot summer month, with an average temperature varying between 58.6°F (14.8°C) and 79.9°F (26.6°C). July tends to be the warmest month, with temperatures averaging a daily high of 79.9°F (26.6°C) and a low of 58.6°F (14.8°C). Weather in July »

Weather in August

August, the last month of the summer in Troy, is also a moderately hot month, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 56.8°F (13.8°C). August brings an average high-temperature of a still warm 78.1°F (25.6°C), nearly identical to the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Troy, is still a pleasant month, with an average temperature varying between 70°F (21.1°C) and 50.9°F (10.5°C). September brings a minor shift in the average high-temperature, adjusting from a moderately hot 78.1°F (25.6°C) in August to an agreeable 70°F (21.1°C). Weather in September »

Weather in October

October, the same as September, in Troy, New Hampshire, is a moderate autumn month, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 56.8°F (13.8°C). The arrival of October corresponds with a temperature reduction, down from September's agreeable 70°F (21.1°C) to a mild 56.8°F (13.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Troy, New Hampshire, with an average temperature fluctuating between 44.4°F (6.9°C) and 31.3°F (-0.4°C). The start of November comes with a reduction in the average high-temperature, receding from a moderate 56.8°F (13.8°C) in October to a frosty 44.4°F (6.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Troy, New Hampshire, with an average temperature ranging between max 33.4°F (0.8°C) and min 22.8°F (-5.1°C). The onset of December introduces a moderate change in Troy's weather, with average high-temperatures falling from November's frosty 44.4°F (6.9°C) to an icy 33.4°F (0.8°C). Weather in December »
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Frequently asked questions

What are the coldest months in Troy?

Temperature readings in Troy reach their annual highs in January, averaging 27.9°F (-2.3°C) and a minimum average of 15.1°F (-9.4°C).

How much does it rain in Troy?

In Troy, during the entire year, the rain falls for 125.1 days and collects up to 11.69" (297mm) of precipitation.

When does it snow in Troy?

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

When does it snow the most in Troy?

The month with the most snowfall is January, when snow falls for 9.2 days and typically aggregates up to 2.64" (67mm) of snow.

How much does it snow in Troy?

Throughout the year, in Troy, New Hampshire, there are 39.8 snowfall days, and 10.2" (259mm) of snow is accumulated.

When is the lowest UV index in Troy?

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

What is the most humid month in Troy?

With an average relative humidity of 85%, February is the most humid month.

What is the month with the least sunshine in Troy?

With an average of 4.4h of sunshine, February has the least sunshine of the year in Troy.

What is the driest month in Troy?

March is the month with the least rainfall. Rain falls for 10 days and accumulates 0.75" (19mm) of precipitation.

When is Daylight Saving Time (DST) in Troy?

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

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

When it does not snow in Troy?

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

When are the longest days in Troy?

The month with the longest days is June, with an average of 15h and 18min of daylight.

What are the warmest months in Troy?

Troy's temperature records reveal July as the warmest month, marked by average highs of 79.9°F (26.6°C) and lows of 58.6°F (14.8°C).

What is the wettest month in Troy?

The month with the most rainfall in Troy, New Hampshire, is July, when the rain falls for 13.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

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

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

What month has the most sunshine in Troy?

With an average of 10.3h of sunshine, August has the most sunshine of the year in Troy, New Hampshire.

What is the month with the shortest days in Troy?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Troy, NH

Average temperature - Troy, NH

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure
Troy, NH

Average pressure - Troy, NH

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Troy, NH

Average wind speed - Troy, NH

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average rainfall
Troy, NH

Average rainfall - Troy, NH

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

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Average rainfall days
Troy, NH

Average rainfall days - Troy, NH

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall
Troy, NH

Average snowfall - Troy, NH

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Troy, NH

Average snowfall days - Troy, NH

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Troy, NH

Average daylight / Average sunshine - Troy, 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 6min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days
Troy, NH

Average sunshine days - Troy, NH

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index
Troy, NH

Average UV index - Troy, NH

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

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Average visibility
Troy, NH

Average visibility - Troy, NH

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

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Troy, New Hampshire, USA

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