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Union County, NM Weather Forecast
Union County, NM Weather Forecast Date: 232 PM MDT Sat Sep 05 2026
The area/counties/county of: Union County, including the city of Clayton.or toggle through each period.
Tonight... Partly cloudy. A chance of showers with a slight chance of thunderstorms this evening. Lows in the mid 60s. South winds around 15 mph. Chance of rain 40%.
Sunday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. South winds 15 to 20 mph. Chance of rain 20%.
Sunday Night... Breezy. Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 20%.
Labor Day... Mostly sunny and breezy. Highs in the lower 90s. South winds 15 to 25 mph.
Monday Night... Partly cloudy in the evening, then becoming mostly clear. Breezy with lows in the mid 60s. Southwest winds 15 to 25 mph.
Tuesday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20%.
Tuesday Night... Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 20%.
Wednesday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20%.
Wednesday Night... Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 40%.
Thursday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20%.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 20%.
Friday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20%.
Friday Night... Mostly clear. Lows in the lower 60s.
POP = Probability of Precipitation
Union County Radar Loop
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