July weather forecast
Brighton, CO

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Trees on partly frozen lake water in Barr Lake State Park in Brighton, Colorado
Trees on partly frozen lake water in Barr Lake State Park in Brighton, Colorado

Weather in July

July in Brighton is characterized by the nurturing rays of the summer sun. It hosts the highest temperatures of the year, peaking at an inviting 88.9°F (31.6°C). Despite this, the rainfall is still a notable feature, with a sharp increase to 0.94" (24mm) compared to June's 0.67" (17mm). This fusion of rain and warm temperatures embellish the city's summer charm. July is the pinnacle of Brighton's summer, combining the delights of warm weather and occasional cooling showers.

Temperature

With average high temperatures of 88.9°F (31.6°C) and lows of 61.9°F (16.6°C), July is the warmest month.

Heat index

July's average heat index is computed to be a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In Brighton, the average relative humidity in July is 43%.

Rainfall

In Brighton, Colorado, during July, the rain falls for 10.6 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Brighton, during the entire year, the rain falls for 80.6 days and collects up to 5.87" (149mm) of precipitation.

Snowfall

In Brighton, snow does not fall in June through September.

Daylight

The average length of the day in July is 14h and 41min.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:32 pm. On the last day of July, in Brighton, sunrise is at 5:57 am and sunset at 8:13 pm MDT.

Sunshine

The months with the most sunshine in Brighton are June and July, with an average of 11.8h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Brighton. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during July translates into the following guidance:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What time of the year is the hottest in Brighton?

Brighton's temperature records reveal July as the warmest month, marked by average highs of 88.9°F (31.6°C) and lows of 61.9°F (16.6°C).

Is it hot in Brighton during July?

The high-temperature in Brighton, Colorado, during July is 88.9°F (31.6°C) and the low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is computed to be 89.6°F (32°C).

What is the average humidity in July in Brighton?

In Brighton, the average relative humidity in July is 43%.

How much does it rain in Brighton in July?

In July, in Brighton, the rain falls for 10.6 days. Throughout July, 0.94" (24mm) of precipitation is accumulated.

When it does not snow in Brighton?

In Brighton, Colorado, snow does not fall in June through September.

How many hours of daylight does Brighton have in July?

In July, the average day length in Brighton is 14h and 41min.

When are sunrise and sunset in July in Brighton?

On the first day of July in Brighton, sunrise is at 5:34 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:13 pm MDT.

What is the month with the most sunshine in Brighton?

June and July, with an average of 11.8h of sunshine, are months with the most sunshine in Brighton.

How long on average sun shines in July in Brighton?

In July, the average sunshine duration in Brighton is 11.8h.

What are the months with the highest UV index in Brighton?

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

What is the UV index intensity in July in Brighton?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Brighton, CO

Average temperature in July - Brighton, CO
  • Average high temperature in July: 88.9°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (40.8°F).

  • Average low temperature in July: 61.9°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

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Average pressure in July
Brighton, CO

Average pressure in July - Brighton, CO
  • Average pressure in July: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in July
Brighton, CO

Average wind speed in July - Brighton, CO
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is December (6mph).

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Average humidity in July
Brighton, CO

Average humidity in July - Brighton, CO
  • Average humidity in July: 43%

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in July
Brighton, CO

Average rainfall in July - Brighton, CO
  • Average rainfall in July: 0.94"

The wettest month (with the highest rainfall) is May (0.98").
The driest month (with the least rainfall) is December (0.12").

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Average rainfall days in July
Brighton, CO

Average rainfall days in July - Brighton, CO
  • Average rainfall days in July: 10.6 days

The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is December (2.6 days).

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Average snowfall in July
Brighton, CO

Average snowfall in July - Brighton, CO
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Brighton, CO

Average snowfall days in July - Brighton, CO
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Brighton, CO

Average daylight in July / Average sunshine in July - Brighton, CO
  • Average daylight in July: 14h and 4min

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 24min).

  • Average sunshine in July: 11h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

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Average sunshine days in July
Brighton, CO

Average sunshine days in July - Brighton, CO
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is July (14.8 days).

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Average UV index in July
Brighton, CO

Average UV index in July - Brighton, CO
  • Average UV index in July: 6

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).

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Average cloud cover in July
Brighton, CO

Average cloud cover in July - Brighton, CO
  • Average cloud cover in July: 18

The month with the most cloud cover is April (Cloud cover 28).
The months with the least cloud cover are June, August and September (Cloud cover 16).

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Average visibility in July
Brighton, CO

Average visibility in July - Brighton, CO
  • Average visibility in July: 6mi

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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Brighton, Colorado, USA

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