Climate and monthly weather forecast
Theresa, NY

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Weather in January

January, the same as December, in Theresa, New York, is another subzero cold winter month, with temperature in the range of an average low of 13.1°F (-10.5°C) and an average high of 25°F (-3.9°C). January, with an average high of 25°F (-3.9°C) and a low of 13.1°F (-10.5°C), signifies the coldest month of the year. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Theresa, New York, with temperature in the range of an average high of 27.3°F (-2.6°C) and an average low of 15.3°F (-9.3°C). February experiences an average high-temperature of a still freezing cold 27.3°F (-2.6°C), barely different from January's 25°F (-3.9°C). Weather in February »

Weather in March

March, the first month of the spring in Theresa, is an icy month, with an average temperature fluctuating between 24.3°F (-4.3°C) and 36.9°F (2.7°C). March brings an increase in the average high-temperature, progressing from a freezing cold 27.3°F (-2.6°C) in February to a wintry 36.9°F (2.7°C). Weather in March »

Weather in April

April is a fresh spring month in Theresa, New York, with an average temperature ranging between min 35.2°F (1.8°C) and max 50.7°F (10.4°C). Entering April, Theresa sees a temperature rise, with the average high-temperature advancing from March's wintry 36.9°F (2.7°C) to a cool 50.7°F (10.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Theresa, New York, with an average temperature varying between 63.7°F (17.6°C) and 46°F (7.8°C). With the onset of May, Theresa's average high-temperature sees a rise, moving from April's fresh 50.7°F (10.4°C) to a comfortable 63.7°F (17.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Theresa, New York, with an average temperature varying between 70.2°F (21.2°C) and 53.2°F (11.8°C). June's arrival brings a modest temperature shift, moving from an enjoyable 63.7°F (17.6°C) in May to a pleasant 70.2°F (21.2°C). Weather in June »

Weather in July

July in Theresa, New York, is a warm summer month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 59.7°F (15.4°C). The warmest temperatures occur during July, when averages reach a peak of 76.6°F (24.8°C) and a low of 59.7°F (15.4°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Theresa, New York, with an average temperature ranging between max 75.6°F (24.2°C) and min 58.6°F (14.8°C). Theresa experiences a subtle adjustment in high-temperatures to a still moderately hot 75.6°F (24.2°C) with the onset of August, maintaining near parity with July's 76.6°F (24.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Theresa, New York, with an average temperature ranging between min 52.2°F (11.2°C) and max 69.1°F (20.6°C). Theresa's progression into September involves a gentle drop in the average high-temperature, from a warm 75.6°F (24.2°C) in August to an agreeable 69.1°F (20.6°C). Weather in September »

Weather in October

October, the same as September, in Theresa, New York, is a moderate autumn month, with an average temperature fluctuating between 43.3°F (6.3°C) and 55.9°F (13.3°C). Theresa in October demonstrates a small temperature transition, adjusting from an average high of an agreeable 69.1°F (20.6°C) in September to a moderate 55.9°F (13.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Theresa, New York, with an average temperature ranging between min 31.1°F (-0.5°C) and max 42.8°F (6°C). In the transition to November, Theresa observes a drop in the average high-temperature, moving from a mild 55.9°F (13.3°C) in October to a frosty 42.8°F (6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Theresa, New York, with an average temperature ranging between max 31.6°F (-0.2°C) and min 22.5°F (-5.3°C). As November transitions into December, Theresa sees a drop in the average high-temperature, transitioning from a chilly 42.8°F (6°C) to a freezing cold 31.6°F (-0.2°C). Weather in December »
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Theresa, the average lowest temperatures are observed in January, with a high of 25°F (-3.9°C) and a low of 13.1°F (-10.5°C).

What are the most humid months?

January and February, with an average relative humidity of 88%, are most humid months.

How much does it rain?

In Theresa, during the entire year, the rain falls for 166.4 days and collects up to 30.55" (776mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Theresa, during the entire year, snow falls for 87.3 days and aggregates up to 40.16" (1020mm) of snow.

What is the month with the least sunshine?

The months with the least sunshine in Theresa are January and February, with an average of 2.9h of sunshine.

What is the month with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

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?

April is the least humid month in Theresa, with an average relative humidity of 77%.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

With an average of 15h and 30min of daylight, June has the longest days of the year.

What is the warmest month?

Theresa's July weather, with an average high temperature of 76.6°F (24.8°C) and an average low temperature of 59.7°F (15.4°C), tends to be the warmest of the year.

What are the months with the most sunshine?

July and August, with an average of 10.3h of sunshine, are months with the most sunshine.

When is the highest UV index in Theresa?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.8 days and accumulates 1.77" (45mm) of precipitation.

What is the rainiest month?

The month with the most rainfall is October, when the rain falls for 17.4 days and typically aggregates up to 3.39" (86mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 17.4 days and typically aggregates up to 9.13" (232mm) of snow.

What is the month with the shortest days?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

Average temperature
Theresa, NY

Average temperature - Theresa, NY

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (25°F).

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

Average pressure
Theresa, NY

Average pressure - Theresa, NY

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Theresa, NY

Average wind speed - Theresa, NY

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity
Theresa, NY

Average humidity - Theresa, NY

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (77%).

Average rainfall
Theresa, NY

Average rainfall - Theresa, NY

The wettest month (with the highest rainfall) is October (3.39").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days
Theresa, NY

Average rainfall days - Theresa, NY

The month with the highest number of rainy days is October (17.4 days).
The month with the least rainy days is February (8.1 days).

Average snowfall
Theresa, NY

Average snowfall - Theresa, NY

The month with the highest snowfall is December (9.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Theresa, NY

Average snowfall days - Theresa, NY

The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Theresa, NY

Average daylight / Average sunshine - Theresa, NY

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 54min).

Average sunshine days
Theresa, NY

Average sunshine days - Theresa, NY

The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (6.9 days).

Average visibility
Theresa, NY

Average visibility - Theresa, NY

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Theresa, New York, USA

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