Climate and monthly weather forecast
Newcastle, UT

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Weather in January

January, the same as December, is a wintry winter month in Newcastle, Utah, with an average temperature varying between 36.9°F (2.7°C) and 21.4°F (-5.9°C). January commences with an average high-temperature of a still cold 36.9°F (2.7°C), showing little deviation from December's 36.5°F (2.5°C). Weather in January »

Weather in February

February, the last month of the winter in Newcastle, is another cold month, with an average temperature fluctuating between 38.8°F (3.8°C) and 23.4°F (-4.8°C). The initiation of February sees an average high-temperature of a still cold 38.8°F (3.8°C), showing minor variations from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Newcastle, Utah, with an average temperature ranging between max 47.8°F (8.8°C) and min 29.8°F (-1.2°C). Newcastle's March weather brings a rise in high-temperatures, moving from a wintry 38.8°F (3.8°C) in February to a frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April is a fresh spring month in Newcastle, Utah, with temperature in the range of an average low of 34.9°F (1.6°C) and an average high of 55.2°F (12.9°C). The arrival of April witnesses a small shift in the average high-temperature, moving from a frosty 47.8°F (8.8°C) in March to a cool 55.2°F (12.9°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Newcastle, Utah, with an average temperature varying between 42.1°F (5.6°C) and 64.9°F (18.3°C). In Newcastle, stepping into May brings a temperature increase, moving up from April's cool 55.2°F (12.9°C) to a refreshing 64.9°F (18.3°C). Weather in May »

Weather in June

June, the first month of the summer in Newcastle, is a moderately hot month, with an average temperature fluctuating between 78.3°F (25.7°C) and 52°F (11.1°C). In Newcastle, the average high-temperature in June rises, from a refreshing 64.9°F (18.3°C) in May, to a warm 78.3°F (25.7°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Newcastle, Utah, with an average temperature fluctuating between 59°F (15°C) and 82.8°F (28.2°C). Newcastle experiences its highest average temperatures in July, reaching a peak of 82.8°F (28.2°C) and a minimum of 59°F (15°C). Weather in July »

Weather in August

August, the last month of the summer in Newcastle, is also a moderately hot month, with an average temperature ranging between max 81°F (27.2°C) and min 57.4°F (14.1°C). August's advent presents an average high-temperature of a still warm 81°F (27.2°C), indicating a slight variation from the conditions of the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Newcastle, is also a moderately hot month, with an average temperature ranging between min 50.9°F (10.5°C) and max 73.4°F (23°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's 81°F (27.2°C) to a still warm 73.4°F (23°C). Weather in September »

Weather in October

October, the same as September, in Newcastle, Utah, is another refreshing autumn month, with an average temperature fluctuating between 59.5°F (15.3°C) and 39.4°F (4.1°C). Newcastle in October experiences a subtle temperature decline, with average high-temperatures reducing from a warm 73.4°F (23°C) in September to a refreshing 59.5°F (15.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Newcastle, is also a frosty month, with an average temperature varying between 48.2°F (9°C) and 28.8°F (-1.8°C). November brings a drop in Newcastle's average high-temperature, falling from a mild 59.5°F (15.3°C) in October to a frosty 48.2°F (9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Newcastle, Utah, with an average temperature varying between 36.5°F (2.5°C) and 20.8°F (-6.2°C). The coldest period is December, when temperatures fluctuate between an average high of 36.5°F (2.5°C) and a low of 20.8°F (-6.2°C). Weather in December »
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Frequently asked questions

What is the most humid month in Newcastle?

With an average relative humidity of 75%, January is the most humid month in Newcastle, Utah.

How many days does it rain in Newcastle?

Throughout the year, in Newcastle, Utah, there are 84.2 rainfall days, and 9.21" (234mm) of precipitation is accumulated.

When does it snow in Newcastle?

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

How many days does it snow in Newcastle?

In Newcastle, during the entire year, snow falls for 33.4 days and aggregates up to 18.11" (460mm) of snow.

What is the month with the least sunshine in Newcastle?

The month with the least sunshine in Newcastle is January, with an average of 6.4h of sunshine.

When is Daylight Saving Time (DST) in Newcastle?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the least humid month in Newcastle?

With an average relative humidity of 26%, June is the least humid month in Newcastle, Utah.

What is the driest month in Newcastle?

The month with the least rainfall is June, when the rain falls for 3.9 days and typically collects 0.24" (6mm) of precipitation.

When it does not snow in Newcastle?

In Newcastle, Utah, snow does not fall in June through September.

When are the longest days in Newcastle?

The month with the longest days is June, with an average of 14h and 42min of daylight.

What month has the most sunshine in Newcastle?

The month with the most sunshine is June, with an average of 11.8h of sunshine.

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

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

What month is the hottest in Newcastle?

July registers as the month with the average highest temperatures in Newcastle, Utah, reaching 82.8°F (28.2°C) at its peak and 59°F (15°C) at the lowest.

What is the rainiest month in Newcastle?

July is the month with the most rainfall in Newcastle, Utah. Rain falls for 14.2 days and accumulates 1.81" (46mm) of precipitation.

What are the coldest months in Newcastle?

December is the month when Newcastle experiences its coldest temperatures, averaging a high of 36.5°F (2.5°C) and a low of 20.8°F (-6.2°C).

What is the snowiest month in Newcastle?

December is the month with the most snowfall. Snow falls for 8.1 days and accumulates 4.25" (108mm) of snow.

What is the month with the shortest days in Newcastle?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the month with the lowest UV index in Newcastle?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Newcastle, UT

Average temperature - Newcastle, UT

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (36.5°F).

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).

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Average pressure
Newcastle, UT

Average pressure - Newcastle, UT

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed
Newcastle, UT

Average wind speed - Newcastle, UT

The windiest month (with the highest average wind speed) is June (8.5mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).

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Average rainfall
Newcastle, UT

Average rainfall - Newcastle, UT

The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is June (0.24").

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Average rainfall days
Newcastle, UT

Average rainfall days - Newcastle, UT

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is November (3.2 days).

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Average snowfall
Newcastle, UT

Average snowfall - Newcastle, UT

The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Newcastle, UT

Average snowfall days - Newcastle, UT

The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Newcastle, UT

Average daylight / Average sunshine - Newcastle, UT

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).

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Average sunshine days
Newcastle, UT

Average sunshine days - Newcastle, UT

The month with the most sunshine days is June (24 days).
The month with the least sunshine days is July (13.4 days).

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Average visibility
Newcastle, UT

Average visibility - Newcastle, UT

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

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Newcastle, Utah, USA

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