San Juan County, NM Weather Forecast for 5-Days

Updated: Thu Jan 15th 2026 8:30 AM MST

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San Juan County, NM Weather – 1-15 – Mist
44° / 24°
Mist
San Juan County is set for mist with temperatures peaking at 44°F and dipping to 24°F. Wind will be moderate, blowing around 12mph on average and gusts of 16.5mph at 5 PM. High humidity with average of 91% is anticipated, the maximum being 98% at 9 PM and 66% being its lowest at 3 PM. Barometric pressure is its highest of 30.53inHg at 9 AM, a lowest point of 30.14inHg at 4 PM with an avg 30.29inHg.
San Juan County, NM Weather – 1-16 – Mist
35° / 26°

Weather Tomorrow

Mist
San Juan County is set for mist with temperatures peaking at 35°F and dipping to 26°F. Wind will be moderate, blowing around 18mph on average and gusts of 24.7mph at 6 PM. High humidity with average of 89% is anticipated, the maximum being 96% at 9 AM and 76% being its lowest at 3 PM. Barometric pressure is its highest of 30.32inHg at 9 AM, a lowest point of 30.13inHg at 6 PM with an avg 30.24inHg.
San Juan County, NM Weather – 1-17 – Sunny
38° / 22°
Sunny
Bright and sunny conditions in San Juan County, with a high of 38°F and a low of 22°F. Winds will be strong at speeds peaking at 21mph and gusts of 30.6mph at 7 AM. Humidity levels should be comfortable, sitting around 59% on average, the maximum being 82% at 3 AM and 32% being its lowest at 7 PM. Barometric pressure is its highest of 30.41inHg at 9 AM, a lowest point of 30.21inHg at 8 PM with an avg 30.31inHg.
San Juan County, NM Weather – 1-18 – Sunny
45° / 33°
Sunny
In San Juan County, bright and sunny conditions with highs near 45°F and lows around 33°F. Winds will be light at 8mph and gusts of 12.5mph at 12 AM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 46% at 1 AM and 26% being its lowest at 4 PM. Barometric pressure is its highest of 30.3inHg at 12 AM, a lowest point of 30.07inHg at 10 PM with an avg 30.19inHg.
San Juan County, NM Weather – 1-19 – Sunny
46° / 35°
Sunny
Highs will reach 46°F with lows near 35°F in San Juan County, where a sunny day is. Winds will be light at 10mph and gusts of 12.2mph at 3 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 41% at 11 PM and 26% being its lowest at 2 PM. Barometric pressure is its highest of 30.08inHg at 11 PM, a lowest point of 29.98inHg at 5 PM with an avg 30.04inHg.
San Juan County, NM Weather – 1-20 – Sunny
45° / 33°
Sunny
In San Juan County, a sunny day is likely with a high near 45°F and a low around 33°F. Winds will be light at 5mph and gusts of 7.9mph at 6 PM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 43% at 11 PM and 27% being its lowest at 3 PM. Barometric pressure is its highest of 30.2inHg at 9 AM, a lowest point of 30.08inHg at 6 PM with an avg 30.13inHg.

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