May weather forecast
Troy, NH

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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).

Temperature

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). An average temperature of 45.3°F (7.4°C) marks the nights in May.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Troy, during May, the rain falls for 14.6 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Troy, during the entire year, the rain falls for 125.1 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Troy. During 0.1 snowfall days, in May, Troy aggregates 0.16" (4mm) of snow. In Troy, New Hampshire, during the entire year, snow falls for 39.8 days and aggregates up to 10.2" (259mm) of snow.

Daylight

In May, the average length of the day is 14h and 40min.
On the first day of May in Troy, sunrise is at 5:41 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:20 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

In May, the average daily maximum UV index in Troy, New Hampshire, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the temperature in May in Troy?

During May, Troy experiences an average high-temperature of 66°F (18.9°C) and a low-temperature of 45.3°F (7.4°C).

What is the average humidity in May in Troy?

In Troy, New Hampshire, the average relative humidity in May is 75%.

How many days does it rain in May in Troy?

In Troy, New Hampshire, during May, the rain falls for 14.6 days and regularly aggregates up to 1.14" (29mm) of precipitation.

What is the last month it snows in Troy?

May is the last month it regularly snows in Troy, New Hampshire. During 0.1 snowfall days, in May, Troy aggregates 0.16" (4mm) of snow.

How many hours of daylight does Troy have in May?

In May, the average day length is 14h and 40min.

What time are sunrise and sunset in May in Troy?

In May, on the first day of the month, sunrise is at 5:41 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:20 pm EDT.

How long on average sun shines in May in Troy?

In Troy, New Hampshire, the average sunshine duration in May is 8.4h.

What is the UV index reading in May in Troy?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Troy, NH

Average temperature in May - Troy, NH
  • Average high temperature in May: 66°F

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).

  • Average low temperature in May: 45.3°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 in May
Troy, NH

Average pressure in May - Troy, NH
  • Average pressure in May: 30"Hg

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 in May
Troy, NH

Average wind speed in May - Troy, NH
  • Average wind speed in May: 6.4mph

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 humidity in May
Troy, NH

Average humidity in May - Troy, NH
  • Average humidity in May: 75%

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

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Average rainfall in May
Troy, NH

Average rainfall in May - Troy, NH
  • Average rainfall in May: 1.14"

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 in May
Troy, NH

Average rainfall days in May - Troy, NH
  • Average rainfall days in May: 14.6 days

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 in May
Troy, NH

Average snowfall in May - Troy, NH
  • Average snowfall in May: 0.16"

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 in May
Troy, NH

Average snowfall days in May - Troy, NH
  • Average snowfall days in May: 0.1 days

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 in May /
Average sunshine in May
Troy, NH

Average daylight in May / Average sunshine in May - Troy, NH
  • Average daylight in May: 14h and 4min

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).

  • Average sunshine in May: 8h and 2min

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 in May
Troy, NH

Average sunshine days in May - Troy, NH
  • Average sunshine days in May: 13.8 days

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 in May
Troy, NH

Average UV index in May - Troy, NH
  • Average UV index in May: 5

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 cloud cover in May
Troy, NH

Average cloud cover in May - Troy, NH
  • Average cloud cover in May: 47

The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Troy, NH

Average visibility in May - Troy, NH
  • Average visibility in May: 5mi

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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