Climate and monthly weather forecast
Herriman, UT

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The climate of Herriman

Herriman, located in Utah, USA, experiences a Humid subtropical climate according to the Köppen climate classification system, specifically labeled as Cfa, meaning there is no dry season. The annual weather conditions experienced in Herriman fluctuate significantly, particularly in temperature ranges and humidity levels.

The highest temperatures occur in July, averaging from 61.3°F (16.3°C) to 86.5°F (30.3°C), while the coldest temperatures are observed in January with a range from 19°F (-7.2°C) to 33.4°F (0.8°C). The variability in temperature throughout the year is significant, fluctuating by more than 40°F (4.4°C) between winter and summer months.

Humidity also changes with a substantial difference between the winter and summer months. The highest levels of relative humidity, reaching up to 84%, are observed in January and the lowest in July at 35%. The relative humidity tends to decrease with the arrival of warm weather and increases as autumn and then winter set in.

The distinct shift in temperature and humidity can be connected to the number of daylight hours, the amount of sunshine received, and the amount of rainfall registered throughout the year. Maximum daylight hours peak in June, with 15 hours of daylight and 11.9 hours of sunshine. The shortest days occur in December, with a day length of 9.3 hours and 5.8 hours of sunshine.

The most substantial rainfall in Herriman happens in March and April with 0.71" (18mm), whereas the lowest rainfall of 0.28" (7mm) occurs in June. In terms of snowy conditions, the city experiences the most snowfall from December to February, hitting a peak of 3.98" (101mm) in December.

The best time to visit Herriman

Visitors looking to enjoy warm, dry weather with long daylight should plan their visit between May and September. During these months, Herriman offers temperatures from 43.2°F (6.2°C) to 77.4°F (25.2°C), lowering humidity levels, and higher sunshine hours, perfect for sightseeing, outdoor activities, and exploring the city. Rainfall is also at its lowest, especially in June, dramatically reducing the chances of disrupted plans due to inclement weather.

The worst time to visit Herriman

The coldest months, from November to March, might be considered the least hospitable for visiting Herriman. During this period, the city experiences lower temperatures from 19°F (-7.2°C) to 46.9°F (8.3°C), higher humidity, shorter days, and increased rainfall. In addition to a significant drop in temperatures, these months also mark the city’s snowfall period, with December recording up to 3.98" (101mm) of snowfall.

Spring weather in Herriman

In Herriman, spring unfolds mild transitioning weather. The months from March to May witness temperatures rising from 31.6°F (-0.2°C) to 64.8°F (18.2°C). Humidity decreases as spring approaches, from 68% in March to 49% in May. The daylight hours increase progressively from 12 in March to 14.5 in May, and rainfall is moderate during this period.

Summer weather in Herriman

Summer in Herriman lasts from June to August, yielding the warmest temperatures of the year, from 52.3°F (11.3°C) to 86.5°F (30.3°C), and the lowest humidity levels, down to 35%. Long days of sunshine are the highlight of Herriman's summer, with up to 15 hours of daylight in June and 11.9 hours of sunshine. Light rainfall is a characteristic of Herriman's summer, reaching a minimum of 0.28" (7mm) in June.

Autumn weather in Herriman

The autumn season, extending from September to November, sees a gradual fall in temperatures, descending from 52.3°F (11.3°C) to 30.6°F (-0.8°C). The daylight hours shrink and cloud cover increases with the approach of winter. Rainfall remains moderate in this season, with average values between 0.43" (11mm) and 0.55" (14mm).

Winter weather in Herriman

Winter, from December through February, is the coldest season in Herriman, with temperatures varying from 19°F (-7.2°C) to 37°F (2.8°C). Along with cold weather, winter brings increased humidity, reaching up to 84% in January. Snowfall is a common weather occurrence, with the maximum of 3.98" (101mm) recorded in December. Shorter daylight hours, averaging around 9.7 in December, are a characteristic feature of Herriman's winter.

Weather in January

The year starts off in Herriman, Utah, with a genuinely winter feel. Temperatures tend to be on the lower side, with an average high of 33.4°F (0.8°C) and a low of 19°F (-7.2°C). January is the month with the highest average snowfall in the region, registering a significant 3.46" (88mm). Weather in January »

Weather in February

As Herriman moves into February, the weather witnesses a slight uptick on the thermometer. Despite the increase in temperatures, February still falls within the winter range with an ample share of snowfall, registering an average of 3.78" (96mm). Weather in February »

Weather in March

Transitioning from winter to spring, March brings noticeable changes in Herriman. The chill in the air begins to fade, replaced by milder temperatures and a perceptible increase in daylight hours. Despite having less snowfall compared to the initial two months, March still witnesses snow, reaching up to 1.89" (48mm) on average. Weather in March »

Weather in April

April witnesses a definitive shift towards true spring conditions in Herriman. snowfall drastically decreases with an average of 0.83" (21mm) - a significant contrast to the previous months. The comforting sunlight illuminates the city for a substantially longer duration and winter's chill finally retreats. Weather in April »

Weather in May

May sees the inviting onset of warm temperatures in Herriman, with the winter cold becoming a distant memory. The city experiences no snowfall during May, marking a total break from winter. Divine blue skies, warm sun rays, and the enchanting aroma of blooming flowers becomes a norm. Weather in May »

Weather in June

June in Herriman is characterized by the full swing of the summer season. The temperatures reach their peak, and the days are longer than in any other month. The city basks in an average of 15 hours of daylight, offering plenty of time for outdoor activities. Weather in June »

Weather in July

July is the zenith of summer in Herriman, Utah, and offers the warmest conditions of the year. The temperature hovers around a high of 86.5°F (30.3°C) and a low of 61.3°F (16.3°C). The lengthy daylight hours allow for a plethora of outdoor festivities and activities. Weather in July »

Weather in August

As August arrives in Herriman, slight hints of an upcoming transition from summer can be observed. Despite the frequent warm temperatures, there's a noticeable decline from July's peak. The city continues to enjoy a predominantly rain-free season. Weather in August »

Weather in September

Temperature gradually decreases in Herriman during September, hinting towards the onset of autumn. The first signs of fall are visible in the yellowing leaves and cool mornings. The daylight shrinks slightly from the peak summer months but continues to offer substantial daylight. Weather in September »

Weather in October

October ushers in the tangible fall atmosphere in Herriman. The complete absence of snowfall further reinforces the autumn vibes in the city. The city is immersed in the colors of fall, with leaves displaying hues of yellow, orange, and brown. Weather in October »

Weather in November

November in Herriman denotes the beginning of the winter season. It is in this month that the city receives its first snowfall after the summer season, registering an average of 2.01" (51mm). Along with the arrival of snow, daylight hours also begin to decrease, confirming the onset of winter. Weather in November »

Weather in December

In December, Herriman becomes a picturesque winter wonderland. December brings the chill back into the city with temperatures dipping significantly from November. The snowfall increases compared to the previous month, accumulating up to 3.98" (101mm). Weather in December »
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

The coldest period is January, when temperatures fluctuate between an average high of 33.4°F (0.8°C) and a low of 19°F (-7.2°C).

What is the most humid month?

With an average relative humidity of 84%, January is the most humid month.

How many days does it rain?

Throughout the year, there are 86.1 rainfall days, and 6.61" (168mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow in Herriman?

Throughout the year, there are 42.7 snowfall days, and 16.61" (422mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 5.5h of sunshine.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the wettest month?

The wettest months are March and April, with an average 0.71" (18mm) of rainfall.

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

When it does not snow?

In Herriman, snow does not fall in May through September.

What is the driest month in Herriman?

June is the month with the least rainfall. Rain falls for 5.4 days and accumulates 0.28" (7mm) of precipitation.

When are the longest days?

June has the longest days of the year, with an average of 15h and 0min of daylight.

What are the months with the most sunshine?

The months with the most sunshine are June through August, with an average of 11.9h of sunshine.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the hottest time of year?

Herriman's July weather, with an average high temperature of 86.5°F (30.3°C) and an average low temperature of 61.3°F (16.3°C), tends to be the warmest of the year.

What is the least humid month in Herriman?

With an average relative humidity of 35%, July is the least humid month.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 9.8 days and typically aggregates up to 3.98" (101mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

Average temperature
Herriman, UT

Average temperature - Herriman, UT

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (33.4°F).

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure
Herriman, UT

Average pressure - Herriman, UT

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed
Herriman, UT

Average wind speed - Herriman, UT

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).

Average humidity
Herriman, UT

Average humidity - Herriman, UT

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is July (35%).

Average rainfall
Herriman, UT

Average rainfall - Herriman, UT

The wettest months (with the highest rainfall) are March and April (0.71").
The driest month (with the least rainfall) is June (0.28").

Average rainfall days
Herriman, UT

Average rainfall days - Herriman, UT

The months with the highest number of rainy days are March and April (9.8 days).
The month with the least rainy days is November (5.2 days).

Average snowfall
Herriman, UT

Average snowfall - Herriman, UT

The month with the highest snowfall is December (3.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Herriman, UT

Average snowfall days - Herriman, UT

The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Herriman, UT

Average daylight / Average sunshine - Herriman, UT

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days
Herriman, UT

Average sunshine days - Herriman, UT

The month with the most sunshine days is June (23.1 days).
The months with the least sunshine days are February and April (16.3 days).

Average UV index
Herriman, UT

Average UV index - Herriman, UT

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Herriman, UT

Average visibility - Herriman, UT

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

Herriman, Utah, USA

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