Arlington Heights Weather Forecast

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    Rain

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    Rain

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    Rain

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    Rain Likely

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    Chance Rain

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    Rain Likely

Today 21 Feb West Hills and Chehalem Mountains

Cloudy. Rain likely late this Morning, then a chance of rain this afternoon. Highs in the mid 40s. East wind 10 to 15 Mph. Chance of rain 70 percent. Rainfall Amounts around a tenth of an inch.

Tonight 21 Feb West Hills and Chehalem Mountains

Mostly cloudy. A chance of rain in the Evening, then rain likely after midnight. Lows in the upper 30s. East wind 10 to 15 Mph. Chance of rain 70 percent. Rainfall Amounts around a tenth of an inch.

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Arlington Heights Temperature Statistics

February Temperature

Portland, Portland International Airport (6.8 miles)

  • Lowest 19 February, 2026

    34 °F

  • Average February

    45.3 °F

  • Highest 5 February, 2026

    59.6 °F

Climate (2021–Present)

Portland, Portland International Airport (6.8 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.5 °F
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