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Weather in Boulder County, Colorado for April 2026

Your guide to Boulder County weather in April - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, Boulder County usually enjoys a light touch of snow in April.
    According to Boulder County snow forecast for April 2026, no snow is expected at the beginning of the month.

    • Temperatures

  • The forecast for the first days of April 2026 in Boulder County predicts a temperature of 17.8 °F , which is warmer than usual.

  • In general, the average temperature in Boulder County at the beginning of April is 15.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 15.1 °F by the end of April.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
9
Rainy days
Average snowy days
5
Snow days
Average temperatures
14°/3°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
52 %
Avg humidity

Boulder County Weather April

Move between months or click on a day
March
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
18°
2
Sunny
21°
3
Patchy rain possible
9°
4
Sunny
16°
5
Partly cloudy
19°
6
Patchy rain possible
20°
7
Patchy rain possible
7°
8
Sunny
9°
9
Partly cloudy
15°
10
Overcast
16°
11
Sunny
19°
12
Partly cloudy
23°
13
Cloudy
18°
14
Partly cloudy
20°
15
Moderate rain at times
18°
16
Overcast
18°
17
Cloudy
20°
18
Light freezing rain
3°
19
Moderate or heavy rain shower
4°
20
Patchy moderate snow
7°
21
Partly cloudy
17°
22
Partly cloudy
19°
23
Patchy rain possible
15°
24
Cloudy
17°
25
Heavy rain at times
12°
26
Overcast
17°
27
Moderate or heavy rain shower
14°
28
Patchy rain possible
15°
29
Overcast
14°
30
Cloudy
17°

Temperatures trend during April in Boulder County

See the weather trend as well as the moving average line

April weather in Boulder County day by day

Click on a date for more information
March May
Date Weather Temperatures Rain Snow More
Apr. 1 Sunny
Sunny
 18° /6° 0.1 mm 0 cm
Apr. 2 Sunny
Sunny
 21° /1° 0 mm 0 cm
Apr. 3 Patchy rain possible
Patchy rain possible
 9° /3° 0.2 mm 0 cm
Apr. 4 Sunny
Sunny
 16° /-4° 0 mm 0 cm
Apr. 5 Partly cloudy
Partly cloudy
 19° /1° 0 mm 0 cm
Apr. 6 Patchy rain possible
Patchy rain possible
 20° /5° 0.3 mm 0 cm
Apr. 7 Patchy rain possible
Patchy rain possible
 7° /-2° 0.1 mm 0 cm
Apr. 8 Sunny
Sunny
 9° /-8° 0 mm 0 cm
Apr. 9 Partly cloudy
Partly cloudy
 15° /3° 0 mm 0 cm
Apr. 10 Overcast
Overcast
 16° /4° 0 mm 0 cm
Apr. 11 Sunny
Sunny
 19° /4° 0 mm 0 cm
Apr. 12 Partly cloudy
Partly cloudy
 23° /7° 0 mm 0 cm
Apr. 13 Cloudy
Cloudy
 18° /5° 0 mm 0 cm
Apr. 14 Partly cloudy
Partly cloudy
 20° /3° 5.4 mm 0 cm
Apr. 15 Moderate rain at times
Moderate rain at times
 18° /3° 0.6 mm 0 cm
Apr. 16 Overcast
Overcast
 18° /7° 2.8 mm 0 cm
Apr. 17 Cloudy
Cloudy
 20° /4° 0 mm 0 cm
Apr. 18 Light freezing rain
Light freezing rain
 3° /-3° 26.5 mm 18.4 cm
Apr. 19 Moderate or heavy rain shower
Moderate or heavy rain shower
 4° /-3° 6.4 mm 3.7 cm
Apr. 20 Patchy moderate snow
Patchy moderate snow
 7° /-1° 4 mm 1.6 cm
Apr. 21 Partly cloudy
Partly cloudy
 17° /1° 0 mm 0 cm
Apr. 22 Partly cloudy
Partly cloudy
 19° /4° 0 mm 0 cm
Apr. 23 Patchy rain possible
Patchy rain possible
 15° /4° 4 mm 0 cm
Apr. 24 Cloudy
Cloudy
 17° /3° 0.9 mm 0 cm
Apr. 25 Heavy rain at times
Heavy rain at times
 12° /4° 3.3 mm 0 cm
Apr. 26 Overcast
Overcast
 17° /3° 5.5 mm 0 cm
Apr. 27 Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /4° 17.9 mm 0 cm
Apr. 28 Patchy rain possible
Patchy rain possible
 15° /3° 0.8 mm 0 cm
Apr. 29 Overcast
Overcast
 14° /3° 5.3 mm 0 cm
Apr. 30 Cloudy
Cloudy
 17° /6° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Boulder County in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Boulder County forecast closer to your planned date for the most up-to-date weather information.
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Boulder County in April - FAQ

What are the expected maximum and minimum temperatures in Boulder County during April?

Prepare for cooler days with highs just around 14° and colder nights, dipping below 3°.

How much rainfall should be expected in Boulder County during April?

Moderate rainfall is anticipated in Boulder County during April, with a total of 94.6 mm spread over approximately 9 days. Considering plans for rainy days is advisable.

Will it snow in Boulder County in April 2026?

Boulder County experiences an average snowfall of 24.84 cm during April, occurring over 5 days.

What are the typical wind conditions in Boulder County during April?

The average wind speed in Boulder County during April is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Boulder County snow forecast April 2026

Track daily snowfall levels and discover Boulder County’s snowy potential this April ❄️
On average, Boulder County sees 5 snowy days during April, with approximately 24.8 cm of total snowfall.

April rainfall patterns in Boulder County

Explore the daily rainfall trends and prepare for Boulder Countys April weather 💧
Typically, Boulder County has 9 rainy days in April with a total of 94.6 mm of rainfall.

UV exposure in Boulder County during April

Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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Location coordinates Where is Boulder County?

Get accurate weather forecasts for Boulder County, located at latitude 40.015 and longitude -105.271. Stay updated with localized weather information tailored for Boulder County.

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