Boulder Weather Conditions

Current Temperature Level

patchy rain possible
21°C
24°C13°C
Pleasant

Patchy rain nearby

Feels Like 19°C

Chances of Rain40%

Good

21AQI

Humidity

41%

Nowpatchy light drizzle24°40%3 PMlight rain shower23°57%4 PMpatchy rain possible19°53%5 PMpatchy rain possible19°26%6 PMpatchy rain possible19°22%7 PMpatchy rain possible18°23%8 PMpatchy rain possible17°25%9 PMpatchy rain possible17°28%10 PMpatchy rain possible15°25%11 PMpatchy rain possible13°30%12 AMpatchy rain possible14°28%1 AMpartly cloudy16°10%2 AMpartly cloudy15°7%3 AMclear14°8%4 AMclear13°8%5 AMclear13°8%6 AMclear13°7%7 AMsunny14°6%8 AMsunny21°3%9 AMsunny24°2%10 AMsunny26°1%11 AMsunny28°1%12 PMsunny29°1%1 PMsunny29°1%
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Light drizzle may occur in places.

Last Updated: 2026-08-13 14:00 (Local Time)

Boulder Weather Parameters

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Boulder 10-Days Weather Forecast

See Monthly
Today13 Aug.


Patchy rain nearby

Patchy rain nearby

Occasional light rain is expected and humidity will be 73%, with winds at 15.8 km/h.


temperature icon

24°C  /  13°C

temperature iconHumi.73 %
temperature iconPrec.5.03 mm


Sunrise icon

Sunrise

06:10 AM

13hrs 50min

Sunset icon

Sunset

08:00 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

16 °C

60 %

0

10.8 kmph /  W

Feels Like IconFeels 14 °C

Temperature IconCover 12 %

Visibility IconVisibility 10 km

1 AM

ClearClear

15 °C

62 %

0

9.4 kmph /  WSW

Feels Like IconFeels 13 °C

Temperature IconCover 22 %

Visibility IconVisibility 10 km

2 AM

Partly CloudyPartly Cloudy

14 °C

65 %

0

5 kmph /  W

Feels Like IconFeels 13 °C

Temperature IconCover 27 %

Visibility IconVisibility 10 km

3 AM

Partly CloudyPartly Cloudy

14 °C

77 %

0

4.3 kmph /  WSW

Feels Like IconFeels 14 °C

Temperature IconCover 26 %

Visibility IconVisibility 10 km

4 AM

Partly CloudyPartly Cloudy

14 °C

79 %

0

4.3 kmph /  WNW

Feels Like IconFeels 13 °C

Temperature IconCover 28 %

Visibility IconVisibility 10 km

5 AM

Patchy rain nearbyPatchy rain nearby

13 °C

79 %

0

4.3 kmph /  NW

Feels Like IconFeels 12 °C

Temperature IconCover 88 %

Visibility IconVisibility 10 km

6 AM

Patchy rain nearbyPatchy rain nearby

13 °C

82 %

0

5.4 kmph /  NNW

Feels Like IconFeels 12 °C

Temperature IconCover 80 %

Visibility IconVisibility 9 km

7 AM

Patchy rain nearbyPatchy rain nearby

17 °C

82 %

0.2

1.8 kmph /  W

Feels Like IconFeels 17 °C

Temperature IconCover 86 %

Visibility IconVisibility 10 km

8 AM

Patchy rain nearbyPatchy rain nearby

17 °C

81 %

0.9

2.5 kmph /  E

Feels Like IconFeels 18 °C

Temperature IconCover 50 %

Visibility IconVisibility 10 km

9 AM

Patchy rain nearbyPatchy rain nearby

19 °C

76 %

2.4

5 kmph /  ENE

Feels Like IconFeels 19 °C

Temperature IconCover 75 %

Visibility IconVisibility 10 km

10 AM

Light DrizzleLight Drizzle

20 °C

70 %

4.3

7.2 kmph /  E

Feels Like IconFeels 20 °C

Temperature IconCover 88 %

Visibility IconVisibility 5 km

11 AM

Patchy rain nearbyPatchy rain nearby

22 °C

63 %

5.6

8.3 kmph /  E

Feels Like IconFeels 22 °C

Temperature IconCover 74 %

Visibility IconVisibility 10 km

12 PM

Patchy rain nearbyPatchy rain nearby

24 °C

54 %

8.4

9 kmph /  E

Feels Like IconFeels 23 °C

Temperature IconCover 84 %

Visibility IconVisibility 10 km

1 PM

Light RainLight Rain

24 °C

51 %

7.9

9 kmph /  ESE

Feels Like IconFeels 24 °C

Temperature IconCover 77 %

Visibility IconVisibility 9 km

2 PM

Light DrizzleLight Drizzle

24 °C

52 %

1.9

3.6 kmph /  NNE

Feels Like IconFeels 25 °C

Temperature IconCover 82 %

Visibility IconVisibility 5 km

3 PM

Rain ShowerRain Shower

23 °C

60 %

2

2.5 kmph /  S

Feels Like IconFeels 24 °C

Temperature IconCover 71 %

Visibility IconVisibility 10 km

4 PM

Patchy rain nearbyPatchy rain nearby

19 °C

78 %

1.2

15.8 kmph /  SSE

Feels Like IconFeels 18 °C

Temperature IconCover 84 %

Visibility IconVisibility 9 km

5 PM

Patchy rain nearbyPatchy rain nearby

19 °C

77 %

1.7

14 kmph /  SSE

Feels Like IconFeels 18 °C

Temperature IconCover 72 %

Visibility IconVisibility 10 km

6 PM

Patchy rain nearbyPatchy rain nearby

19 °C

77 %

0.3

6.5 kmph /  SE

Feels Like IconFeels 19 °C

Temperature IconCover 76 %

Visibility IconVisibility 10 km

7 PM

Patchy rain nearbyPatchy rain nearby

18 °C

79 %

0.1

13.3 kmph /  SE

Feels Like IconFeels 17 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

8 PM

Patchy rain nearbyPatchy rain nearby

17 °C

82 %

0

7.2 kmph /  SE

Feels Like IconFeels 17 °C

Temperature IconCover 74 %

Visibility IconVisibility 10 km

9 PM

Patchy rain nearbyPatchy rain nearby

17 °C

84 %

0

5 kmph /  ENE

Feels Like IconFeels 17 °C

Temperature IconCover 71 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

15 °C

86 %

0

6.1 kmph /  WNW

Feels Like IconFeels 15 °C

Temperature IconCover 77 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

13 °C

86 %

0

6.8 kmph /  WSW

Feels Like IconFeels 13 °C

Temperature IconCover 81 %

Visibility IconVisibility 10 km

Temp24 °C


ConditionLight Drizzle


Humidity52 %

Feels25 °C


Cover82 %


Visibility5 km

Wind Speed & Dir.3.6 kmph /  NNE


UV1.9

Boulder 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny31°14°
2
Sunny32°15°
3
Sunny26°13°
4
Sunny26°7°
5
Sunny27°8°
6
Sunny29°9°
7
Sunny31°12°
8
Sunny31°13°
9
Sunny30°14°
10
Sunny30°13°
11
Sunny30°12°
12
Partly Cloudy23°14°
13Today
Patchy rain nearby20°12°
14
Patchy rain nearby21°10°
15
Sunny25°11°
16
Sunny26°12°
17
Sunny27°13°
18
Sunny28°13°
19
Sunny25°14°
20
Sunny26°13°
21
Heavy Rain26°12°
22
Rain26°12°
23
Rain24°11°
24
Rain Possible24°10°
25
Rain Possible24°11°
26
Heavy Rain24°11°
27
Rain Showers24°11°
28
Rain Possible24°11°
29
Rain Possible25°10°
30
Rain24°11°
31
Rain Possible23°10°

AugustWeather Overview

No. of days:

Sunny

Sunny

17

Cloudy

Cloudy

1

Rainy

Rainy

13

Snowy

Snowy

0


The monthly weather averages in Boulder consist of 17 sunny days, 1 cloudy days, 13 rainy days, and 0 snowy days.

Boulder's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
21 °C
patchy rain possiblePatchy rain nearby
41%
5.6

7.6 kmph /  SW

United States's Hottest Cities - August 2026

Hottest
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Last Updated: 13 Aug 2026, 08:18 PM

City Weather Rankings

FAQs About Boulder Weather Conditions


1. What is the current temperature in Boulder today - 13 August 2026?

The current temperature in Boulder is 21°C, with a feels-like temperature of 19°C. Today's forecast shows a high of 24°C and a low of 13°C, giving a 11 degree swing through the day as of 02:00 PM 13 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 02:00 PM 13 August 2026: Condition : Patchy rain nearby Temperature : 21°C Pleasant (Feels like 19°C) Humidity : 41% Wind Speed : 7.6 km/h from SW (235 degrees), Gust 2.4 m/s UV Index : 5.6 (High Air Pressure : 1009 mb Cloud Cover : 75% Visibility : 10 km Precipitation : 0.04 mm (72% chance of rain)

3. What is the 10-day weather forecast for Boulder from 02:00 PM 13 August 2026?

From 02:00 PM 13 August 2026, Boulder's 10-day forecast shows this trend: Today (Aug. 13) : Temp. 18°C, Hum. 73% and Patchy rain nearby condition. Friday (Aug. 14) : Temp. 20°C, Hum. 59% and Sunny condition. Saturday (Aug. 15) : Temp. 19°C, Hum. 60% and Sunny condition. Sunday (Aug. 16) : Temp. 21°C, Hum. 49% and Sunny condition. Monday (Aug. 17) : Temp. 23°C, Hum. 36% and Sunny condition. Tuesday (Aug. 18) : Temp. 24°C, Hum. 34% and Sunny condition. Wednesday (Aug. 19) : Temp. 22°C, Hum. 46% and Sunny condition. Thursday (Aug. 20) : Temp. 20°C, Hum. 46% and Partly Cloudy condition. Friday (Aug. 21) : Temp. 21°C, Hum. 40% and Rain condition. Saturday (Aug. 22) : Temp. 21°C, Hum. 44% and Heavy Rain condition.

4. Will it rain in Boulder today?

As of 02:00 PM 13 August 2026, yes — Boulder is currently experiencing rainfall with 0.04 mm of precipitation. This is expected to temporarily improve AQI by washing pollutants out of the atmosphere.

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

August 2026 in Boulder is forecast to have 17 sunny days, 13 rainy days, 1 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 7°C to highs of 32°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.