Lafayette, CO Weather & Climate Normals
What a normal year in Lafayette actually looks like
On the 30-year record NOAA keeps for Lafayette, CO, the comfort score comes out to 44/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Lafayette's weather actually swings
Average temperatures in Lafayette run from 33°F in Dec up to 75°F in Jul, a 41.7°F seasonal swing, a middling gap by national standards.
Lafayette, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 48°F | 19°F | 0.45in | 6in |
| Feb | 50°F | 20°F | 0.54in | 7.6in |
| Mar | 58°F | 28°F | 1.21in | 8.2in |
| Apr | 64°F | 35°F | 1.94in | 6.5in |
| May | 72°F | 44°F | 2.35in | 1.2in |
| Jun | 85°F | 53°F | 1.5in | 0in |
| Jul | 91°F | 59°F | 1.73in | 0in |
| Aug | 89°F | 57°F | 1.32in | 0in |
| Sep | 82°F | 49°F | 1.19in | 0.1in |
| Oct | 67°F | 37°F | 1.07in | 2.4in |
| Nov | 56°F | 27°F | 0.73in | 6.9in |
| Dec | 48°F | 19°F | 0.48in | 5.9in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Lafayette's mildest stretch; if you're moving there, you should plan around Dec's cold instead.
How wet Lafayette actually gets
Over a typical year, Lafayette sees about 14.51in of precipitation a year across roughly 73 days with measurable rain or snow, with 44.8in of snow a year.
Lafayette against the rest of the country
Out of 4876 cities scored here, Lafayette comes in at 3722; within CO alone it ranks 39 of 79. Population is about 30,587.
Checking the actual forecast
These figures come from Northglenn, CO US, the NOAA station 8.1 miles from Lafayette, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is