Boulder (CO)
Today
Today weather in Boulder
Monday, September 15th, 2025
29°
Sunny
Boulder will have a warm day Today with temperatures ascending to 28 °F and descending to around 14 °F after sunset. It'll be quite breezy in Boulder Today with average wind speeds of 20 km/h.
29° / 14°
Temp
0%
Rain
20 km/h
Wind
36%
Humidity
Boulder Weather Pages
Boulder hourly forecast for today
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| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:42 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 07:09 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | |  |  | | | |  | | | | | | | | | | | | | |  | |  | | | Next |
| temperatures | 15.3° | 15° | 15.1° | 15.1° | 14.8° | 14.6° | 15.1° | Sunrise | 15.4° | 17.3° | 19.7° | 22.7° | 23.6° | 26° | 27.4° | 27.5° | 27.5° | 27° | 25.5° | 24.3° | 22.9° | Sunset | 21.5° | 20.7° | 19.9° | 19.2° | |
| wind speed | 17 km/h | 17 km/h | 17 km/h | 17 km/h | 17 km/h | 16 km/h | 17 km/h | 17 km/h | 14 km/h | 9 km/h | 7 km/h | 4 km/h | 1 km/h | 2 km/h | 8 km/h | 11 km/h | 13 km/h | 15 km/h | 21 km/h | 16 km/h | 9 km/h | 13 km/h | 11 km/h | 11 km/h | |||
| wind degree | 255° | 258° | 254° | 254° | 255° | 256° | 258° | 257° | 256° | 252° | 241° | 238° | 240° | 78° | 123° | 143° | 157° | 171° | 166° | 174° | 265° | 273° | 254° | 258° | |||
| wind direction | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | ENE | ESE | SE | SSE | S | SSE | S | W | W | WSW | WSW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 51% | 49% | 47% | 44% | 43% | 43% | 39% | 46% | 44% | 34% | 33% | 29% | 26% | 25% | 24% | 23% | 25% | 25% | 26% | 31% | 35% | 39% | 40% | 43% | |||
| dew point | 5.2° | 4.3° | 3.5° | 3.1° | 2.8° | 2.2° | 1.6° | 3.2° | 3.9° | 3.1° | 5.1° | 6.4° | 3.9° | 6.5° | 6.3° | 4.9° | 5.4° | 5.1° | 3.6° | 5.3° | 5.3° | 5.6° | 6.1° | 6.4° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 16 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 2% | 60% | 78% | 19% | 23% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 5% | 0% | 5% | 0% | 0% | 7% | 14% | 92% | 19% | 20% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.4 | 3.1 | 5.2 | 6.8 | 7.4 | 6.4 | 3.9 | 3.1 | 1.4 | 0.4 | 0 | 0 | 0 | 0 | 0 |
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View of Boulder today
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Weather in Boulder today
The temperature today in Boulder is expected to be typical for this time of year, with a forecast of 29 °F, closely aligning with the historical average for September 15th.
temperatures
29 °F
rain
0 mm
wind
20 km/h
UV
Low
Boulder daylight overview ☀️
Today in Boulder, The sun rises at 06:42 and sets at 19:09, giving a total daylight duration of 12 hours and 27 minutes.
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What to wear today in Boulder? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Boulder forecast.
Short-sleeve shirt
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The weather today in Boulder - FAQ
What is the maximum temperature for today in Boulder?
The maximum temperature for today in Boulder is expected to be 29° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Boulder? 🌧️
No, there is no significant chance of rain in Boulder today. It should be a dry day.
What will be the wind speed today in Boulder? 🌀
The wind in Boulder is expected to blow at 20 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Boulder today?
Given the forecast of 29 °F with a 0% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Boulder today.
What is the sunrise and sunset time for Boulder today?
The sun is expected to rise at 06:42 and set at 19:09 in Boulder.
How accurate is the weather forecast Boulder today? ✅
Boulder weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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