Longmont Weather
3°
Clear sky
Longmont, Colorado, United States
Feels like 1° · Local time 03:00
Hour by hour
No rain expected in the next 24 hours.
Now
3°
4 AM
3°
5 AM
3°
6 AM
3°
7 AM
3°
8 AM
6°
9 AM
9°
10 AM
12°
11 AM
14°
12 PM
16°
1 PM
17°
2 PM
17°
3 PM
18°
4 PM
16°
5 PM
13°
6 PM
11°
7 PM
8°
8 PM
6°
9 PM
5°
10 PM
4°
11 PM
3°
12 AM
2°
1 AM
2°
2 AM
2°
Rain radar
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Longmont 16-day weather forecast
Today
Clear sky
3°18°
Monday, Nov 9
Clear sky
1°19°
Tuesday, Nov 10
Partly cloudy
1°20°
Wednesday, Nov 11
Clear sky
1°13°
Thursday, Nov 12
Clear sky
1°14°
Friday, Nov 13
Clear sky
2°14°
Saturday, Nov 14
Clear sky
0°14°
Sunday, Nov 15
Clear sky
4°14°
Monday, Nov 16
Clear sky
5°14°
Tuesday, Nov 17
Overcast
3°3°
Today's details
- Feels like
- 1°
- Humidity
- 80%
- Dew point
- 0°
- Wind
- 6 km/h W
- Gusts
- — km/h
- Pressure
- 1023 hPa
- UV index now
- 0 · max 3
- Visibility
- —
- Sunrise / sunset
- 06:37 / 16:50
- Moon
- New Moon · 2% lit
Hour-by-hour detail — next 48 hours
| Time | Temp | Rain | Amount | Humidity | Wind | |
|---|---|---|---|---|---|---|
| Now | 3° | — | 0.0 mm | 80% | 6 km/h | |
| 4 AM | 3° | — | 0.0 mm | 80% | 7 km/h | |
| 5 AM | 3° | — | 0.0 mm | 79% | 7 km/h | |
| 6 AM | 3° | — | 0.0 mm | 79% | 6 km/h | |
| 7 AM | 3° | — | 0.0 mm | 77% | 5 km/h | |
| 8 AM | 6° | — | 0.0 mm | 69% | 5 km/h | |
| 9 AM | 9° | — | 0.0 mm | 56% | 4 km/h | |
| 10 AM | 12° | — | 0.0 mm | 45% | 5 km/h | |
| 11 AM | 14° | — | 0.0 mm | 34% | 6 km/h | |
| 12 PM | 16° | — | 0.0 mm | 29% | 6 km/h | |
| 1 PM | 17° | — | 0.0 mm | 26% | 7 km/h | |
| 2 PM | 17° | — | 0.0 mm | 25% | 6 km/h | |
| 3 PM | 18° | — | 0.0 mm | 25% | 4 km/h | |
| 4 PM | 16° | — | 0.0 mm | 33% | 3 km/h | |
| 5 PM | 13° | — | 0.0 mm | 37% | 4 km/h | |
| 6 PM | 11° | — | 0.0 mm | 42% | 4 km/h | |
| 7 PM | 8° | — | 0.0 mm | 57% | 6 km/h | |
| 8 PM | 6° | — | 0.0 mm | 71% | 8 km/h | |
| 9 PM | 5° | — | 0.0 mm | 78% | 8 km/h | |
| 10 PM | 4° | — | 0.0 mm | 80% | 8 km/h | |
| 11 PM | 3° | — | 0.0 mm | 81% | 7 km/h | |
| 12 AM 11-09 | 2° | — | 0.0 mm | 82% | 7 km/h | |
| 1 AM 11-09 | 2° | — | 0.0 mm | 82% | 7 km/h | |
| 2 AM 11-09 | 2° | — | 0.0 mm | 83% | 8 km/h | |
| 3 AM 11-09 | 1° | — | 0.0 mm | 83% | 8 km/h | |
| 4 AM 11-09 | 1° | — | 0.0 mm | 84% | 8 km/h | |
| 5 AM 11-09 | 1° | — | 0.0 mm | 84% | 7 km/h | |
| 6 AM 11-09 | 1° | — | 0.0 mm | 84% | 7 km/h | |
| 7 AM 11-09 | 1° | — | 0.0 mm | 83% | 6 km/h | |
| 8 AM 11-09 | 4° | — | 0.0 mm | 70% | 7 km/h | |
| 9 AM 11-09 | 9° | — | 0.0 mm | 51% | 4 km/h | |
| 10 AM 11-09 | 12° | — | 0.0 mm | 41% | 5 km/h | |
| 11 AM 11-09 | 15° | — | 0.0 mm | 33% | 6 km/h | |
| 12 PM 11-09 | 17° | — | 0.0 mm | 27% | 5 km/h | |
| 1 PM 11-09 | 18° | — | 0.0 mm | 24% | 5 km/h | |
| 2 PM 11-09 | 19° | — | 0.0 mm | 23% | 5 km/h | |
| 3 PM 11-09 | 19° | — | 0.0 mm | 22% | 6 km/h | |
| 4 PM 11-09 | 17° | — | 0.0 mm | 35% | 5 km/h | |
| 5 PM 11-09 | 14° | — | 0.0 mm | 36% | 5 km/h | |
| 6 PM 11-09 | 13° | — | 0.0 mm | 38% | 4 km/h | |
| 7 PM 11-09 | 11° | — | 0.0 mm | 45% | 4 km/h | |
| 8 PM 11-09 | 10° | — | 0.0 mm | 48% | 4 km/h | |
| 9 PM 11-09 | 8° | — | 0.0 mm | 53% | 6 km/h | |
| 10 PM 11-09 | 7° | — | 0.0 mm | 57% | 8 km/h | |
| 11 PM 11-09 | 6° | — | 0.0 mm | 63% | 7 km/h | |
| 12 AM 11-10 | 4° | — | 0.0 mm | 69% | 5 km/h | |
| 1 AM 11-10 | 4° | — | 0.0 mm | 71% | 4 km/h | |
| 2 AM 11-10 | 3° | — | 0.0 mm | 71% | 5 km/h |
Air quality in Longmont
36
US AQI — Good
PM2.5 8.9 µg/m³ · PM10 9.4 µg/m³ · O₃ 19 µg/m³
Frequently asked questions
What is the weather in Longmont today?
Clear sky, currently 3° (feels like 1°), with a high of 18° and a low of 3°. No rain expected in the next 24 hours.
What is the air quality in Longmont?
The air quality in Longmont is good (US AQI 36). PM2.5 is 8.9 µg/m³ and PM10 is 9.4 µg/m³.