Lafayette, Colorado Weather Forecast
Today in Lafayette: partly cloudy with a high near 81°F and a low around 57°F. Rain chance 4%. Best chance of rain is Wednesday at 92%. Cooling trend: highs fall from 81°F today to 54°F by Wednesday.
Forecast updated 8:05 PM MDT, Oct 11
Active Weather Alerts
7-Day Forecast for Lafayette
Today 10/11
81°/57°
4%
Mon 10/12
81°/53°
3%
Tue 10/13
69°/49°
55%
Wed 10/14
54°/47°
92%
Thu 10/15
59°/42°
67%
Fri 10/16
60°/39°
29%
Sat 10/17
71°/38°
4%
Next 24 Hours
| Now | 10 PM | 11 PM | Mon12 AM | 1 AM | 2 AM | 3 AM | 4 AM | 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM | 8 PM | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sky |  | | | | |  | | | | | | | | | | | | | |  | | | | |
| Temp | 68° | 66° | 64° | 63° | 61° | 59° | 57° | 56° | 55° | 54° | 53° | 56° | 63° | 68° | 72° | 76° | 78° | 80° | 81° | 80° | 78° | 75° | 70° | 67° |
| Rain | 2% | 4% | 4% | 2% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 2% | 2% | 2% | 2% | 3% | 3% |
| Wind | SSW 10 | S 10 | S 9 | S 7 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 8 | SSW 7 | SW 7 | WSW 7 | W 6 | SW 7 | SW 7 | S 7 | E 7 | E 6 | NNE 7 | NE 7 | NW 7 |
Growing Conditions
Growing degree days
3,372
since Apr 1, base 50°F
Rain, last 30 days
1.15 in
model analysis
Rain, year to date
11.68 in
since Jan 1
2-inch soil temperature
69°F
yesterday, daily average
Reference ET, last 7 days
1.20 in
FAO-56 grass reference
Through Oct 10. Season totals use model analysis for this point and update every morning.
Soil, ET and spray tools for Lafayette →
Current Stats & Observations
NWS Forecast
About Lafayette Weather
Lafayette sits at about 5,276 feet above sea level in Boulder County, Colorado. About 99,645 people live in the Lafayette area. Official forecasts and warnings for the area come from the National Weather Service BOU office, and the nearest NEXRAD radar site is KFTG. The city is in USDA plant hardiness zone 6a, where the coldest winter night typically falls between -10 to -5°F. Over the past ten years the last spring freeze has come around May 12 and the first fall freeze around Oct 15.
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