Weld County weather, town by town
29 places in Weld County, Colorado, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1893 to 2026. Station extremes, not official state records.
Weld County Weather Facts
Weld County has 29 places on myweatherrock (23 towns, 4 cities, 2 census-designated places), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 112°F at Greeley Unc on July 16, 2006. The coldest night is -38°F at Longmont 2 Ese on January 16, 1930. The wettest day brought 4.8 inches of rain at Longmont 8.2 Ese on September 12, 2013. The biggest single-day snow measured 24.02 inches at Longmont 8.2 Ese on December 21, 2006. Those are station measurements from NOAA's daily records, 1893 to 2026, not official state records. By area the largest place is Greeley, about 50 square miles.
About Weld County weather
The map on the Now tab shows every Weld County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 29 Weld County towns with station normals, the warmest month is July, when the day usually reaches 90°F, and the coldest is January, when the night usually falls to 16°F. May is the wettest, with rain on about 10 days. July afternoons run from about 86°F in Raymer (New Raymer) to 92°F in Ault. January nights run from about 12°F in Briggsdale to 18°F in Ault.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Weld County weather records
Measured at the NOAA stations serving these towns, daily records 1893 to 2026. Station extremes, not official state records.
Common questions about Weld County weather
- What is the hottest temperature recorded at a Weld County station?
- 112°F at Greeley Unc on July 16, 2006, in the NOAA daily station records myweatherrock holds (1893 to 2026).
- What is the coldest temperature recorded at a Weld County station?
- -38°F at Longmont 2 Ese on January 16, 1930.
- What is the most rain a Weld County station has measured in one day?
- 4.8 inches at Longmont 8.2 Ese on September 12, 2013.
- What is the biggest one-day snowfall at a Weld County station?
- 24.02 inches at Longmont 8.2 Ese on December 21, 2006.
- How many Weld County towns have a weather page here?
- 29: 23 towns, 4 cities, 2 census-designated places. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Weld County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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