Boulder Weather Conditions

Current Temperature Level

clear
20°C
36°C19°C
Cool

Clear

Feels Like 15°C

Chances of Rain1%

Good

36AQI

Humidity

24%

Nowclear20°1%4 AMclear19°1%5 AMclear19°1%6 AMclear19°1%7 AMsunny20°1%8 AMsunny28°1%9 AMsunny31°1%10 AMsunny33°1%11 AMsunny34°1%12 PMsunny35°1%1 PMpartly cloudy36°2%2 PMpartly cloudy36°2%3 PMpatchy rain possible36°6%4 PMpatchy rain possible27°7%5 PMpatchy rain possible27°8%6 PMpartly cloudy26°2%7 PMsunny26°1%8 PMsunny20°1%9 PMpartly cloudy19°3%10 PMclear19°2%11 PMclear19°2%12 AMclear19°1%1 AMclear20°1%2 AMclear19°2%
.

Skies are likely to remain clear overnight.

Last Updated: 2026-08-09 03:00 (Local Time)

Boulder Weather Parameters

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Boulder 10-Days Weather Forecast

See Monthly
Today9 Aug.


Sunny

Sunny

Clear Sky with temperature at 25 °C and humidity will be at 24% with 42.8 km/h winds.


temperature icon

36°C  /  19°C

temperature iconHumi.24 %
temperature iconPrec.0.04 mm


Sunrise icon

Sunrise

06:07 AM

13hrs 59min

Sunset icon

Sunset

08:06 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

20 °C

22 %

0

16.9 kmph /  W

Feels Like IconFeels 15 °C

Temperature IconCover 13 %

Visibility IconVisibility 10 km

1 AM

ClearClear

21 °C

21 %

0

14.8 kmph /  W

Feels Like IconFeels 16 °C

Temperature IconCover 17 %

Visibility IconVisibility 10 km

2 AM

ClearClear

21 °C

22 %

0

14.8 kmph /  WSW

Feels Like IconFeels 16 °C

Temperature IconCover 23 %

Visibility IconVisibility 10 km

3 AM

ClearClear

20 °C

24 %

0

15.1 kmph /  W

Feels Like IconFeels 15 °C

Temperature IconCover 13 %

Visibility IconVisibility 10 km

4 AM

ClearClear

19 °C

25 %

0

15.5 kmph /  WSW

Feels Like IconFeels 14 °C

Temperature IconCover 15 %

Visibility IconVisibility 10 km

5 AM

ClearClear

19 °C

25 %

0

15.8 kmph /  WSW

Feels Like IconFeels 14 °C

Temperature IconCover 15 %

Visibility IconVisibility 10 km

6 AM

ClearClear

19 °C

25 %

0

15.1 kmph /  WSW

Feels Like IconFeels 14 °C

Temperature IconCover 7 %

Visibility IconVisibility 10 km

7 AM

SunnySunny

20 °C

25 %

0.2

13.3 kmph /  W

Feels Like IconFeels 15 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

8 AM

SunnySunny

28 °C

20 %

0.8

7.6 kmph /  W

Feels Like IconFeels 25 °C

Temperature IconCover 6 %

Visibility IconVisibility 10 km

9 AM

SunnySunny

31 °C

15 %

2.1

1.4 kmph /  NNE

Feels Like IconFeels 29 °C

Temperature IconCover 6 %

Visibility IconVisibility 10 km

10 AM

SunnySunny

33 °C

13 %

3.8

6.8 kmph /  ENE

Feels Like IconFeels 30 °C

Temperature IconCover 8 %

Visibility IconVisibility 10 km

11 AM

SunnySunny

34 °C

12 %

5.5

13.7 kmph /  E

Feels Like IconFeels 29 °C

Temperature IconCover 11 %

Visibility IconVisibility 10 km

12 PM

SunnySunny

35 °C

11 %

7.2

18.7 kmph /  E

Feels Like IconFeels 29 °C

Temperature IconCover 20 %

Visibility IconVisibility 10 km

1 PM

Partly CloudyPartly Cloudy

36 °C

10 %

5

16.9 kmph /  ESE

Feels Like IconFeels 30 °C

Temperature IconCover 30 %

Visibility IconVisibility 10 km

2 PM

Partly CloudyPartly Cloudy

36 °C

10 %

2.8

19.4 kmph /  ESE

Feels Like IconFeels 30 °C

Temperature IconCover 27 %

Visibility IconVisibility 10 km

3 PM

Patchy rain nearbyPatchy rain nearby

36 °C

11 %

5.2

10.8 kmph /  ENE

Feels Like IconFeels 32 °C

Temperature IconCover 77 %

Visibility IconVisibility 10 km

4 PM

Patchy rain nearbyPatchy rain nearby

27 °C

28 %

3.4

42.8 kmph /  W

Feels Like IconFeels 18 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

5 PM

Patchy rain nearbyPatchy rain nearby

27 °C

29 %

0.7

21.2 kmph /  W

Feels Like IconFeels 23 °C

Temperature IconCover 89 %

Visibility IconVisibility 10 km

6 PM

Partly CloudyPartly Cloudy

26 °C

33 %

0.4

11.5 kmph /  SSW

Feels Like IconFeels 23 °C

Temperature IconCover 33 %

Visibility IconVisibility 10 km

7 PM

SunnySunny

26 °C

34 %

0.1

8.6 kmph /  S

Feels Like IconFeels 24 °C

Temperature IconCover 6 %

Visibility IconVisibility 10 km

8 PM

SunnySunny

20 °C

41 %

0

10.4 kmph /  SSW

Feels Like IconFeels 17 °C

Temperature IconCover 13 %

Visibility IconVisibility 10 km

9 PM

Partly CloudyPartly Cloudy

19 °C

45 %

0

11.5 kmph /  WSW

Feels Like IconFeels 16 °C

Temperature IconCover 31 %

Visibility IconVisibility 10 km

10 PM

ClearClear

19 °C

42 %

0

9.4 kmph /  W

Feels Like IconFeels 16 °C

Temperature IconCover 23 %

Visibility IconVisibility 10 km

11 PM

ClearClear

19 °C

41 %

0

11.2 kmph /  WSW

Feels Like IconFeels 16 °C

Temperature IconCover 15 %

Visibility IconVisibility 10 km

Temp20 °C


ConditionClear


Humidity24 %

Feels15 °C


Cover13 %


Visibility10 km

Wind Speed & Dir.15.1 kmph /  W


UV0

Boulder 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny33°14°
2
Sunny38°17°
3
Sunny37°18°
4
Smoky haze24°12°
5
Sunny29°8°
6
Sunny35°13°
7
Sunny34°16°
8
Sunny37°17°
9Today
Sunny35°18°
10
Sunny35°16°
11
Sunny35°17°
12
Sunny35°16°
13
Sunny28°13°
14
Sunny25°13°
15
Sunny28°14°
16
Rain27°15°
17
Rain29°15°
18
Heavy Rain28°15°
19
Heavy Rain27°14°
20
Rain27°14°
21
Rain28°15°
22
Heavy Rain28°15°
23
Rain Showers28°15°
24
Rain27°15°
25
Rain Showers27°15°
26
Rain27°15°
27
Rain Possible28°15°
28
Rain27°15°
29
Rain Possible27°14°
30
Rain28°14°
31
Rain Possible28°14°

AugustWeather Overview

No. of days:

Sunny

Sunny

14

Cloudy

Cloudy

0

Rainy

Rainy

16

Snowy

Snowy

0


The monthly weather averages in Boulder consist of 14 sunny days, 0 cloudy days, 16 rainy days, and 0 snowy days.

Boulder's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
20 °C
clearClear
24%
0

15.1 kmph /  W

20 °C
clearClear
24%
0

15.1 kmph /  W

20 °C
clearClear
24%
0

15.1 kmph /  W

United States's Hottest Cities - August 2026

Hottest
Coldest

Last Updated: 09 Aug 2026, 09:23 AM

City Weather Rankings

FAQs About Boulder Weather Conditions


1. What is the current temperature in Boulder today - 09 August 2026?

The current temperature in Boulder is 20°C, with a feels-like temperature of 15°C. Today's forecast shows a high of 36°C and a low of 19°C, giving a 17 degree swing through the day as of 03:00 AM 09 August 2026.

2. What are the current weather parameters in Boulder today?

Here is a complete overview of Boulder's current weather conditions as of 03:00 AM 09 August 2026: Condition : Clear Temperature : 20°C Cool (Feels like 15°C) Humidity : 24% Wind Speed : 15.1 km/h from W (258 degrees), Gust 8.8 m/s UV Index : 0 (Low Air Pressure : 1012 mb Cloud Cover : 13% Visibility : 10 km Precipitation : 0 mm (3% chance of rain)

3. What is the 10-day weather forecast for Boulder from 03:00 AM 09 August 2026?

From 03:00 AM 09 August 2026, Boulder's 10-day forecast shows this trend: Today (Aug. 9) : Temp. 25°C, Hum. 24% and Sunny condition. Monday (Aug. 10) : Temp. 24°C, Hum. 35% and Sunny condition. Tuesday (Aug. 11) : Temp. 25°C, Hum. 31% and Sunny condition. Wednesday (Aug. 12) : Temp. 24°C, Hum. 34% and Sunny condition. Thursday (Aug. 13) : Temp. 19°C, Hum. 67% and Partly Cloudy condition. Friday (Aug. 14) : Temp. 20°C, Hum. 69% and Partly Cloudy condition. Saturday (Aug. 15) : Temp. 15°C, Hum. 92% and Mist condition. Sunday (Aug. 16) : Temp. 19°C, Hum. 59% and Sunny condition. Monday (Aug. 17) : Temp. 21°C, Hum. 37% and Rain condition. Tuesday (Aug. 18) : Temp. 21°C, Hum. 38% and Heavy Rain condition.

4. Will it rain in Boulder today?

As of 03:00 AM 09 August 2026, there is a 1% chance of rainfall in Boulder later today around 2026-08-09 03:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.

5. What is the monthly weather forecast for Boulder in August 2026?

August 2026 in Boulder is forecast to have 14 sunny days, 16 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 8°C to highs of 38°C.

6. How does the weather in Boulder affect air quality?

Weather directly impacts air quality in Boulder. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.