United States average temperatures & weather

United States monthly averages

United States Climate Summary

Mostly temperate, but tropical in Hawaii and Florida, arctic in Alaska, semiarid in the great plains west of the Mississippi River, and arid in the Great Basin of the southwest; low winter temperatures in the northwest are ameliorated occasionally in January and February by warm chinook winds from the eastern slopes of the Rocky Mountains

Popular regions

United States weather stats

United States weather statistics
Hottest month: July 28.5°C 83.4°F
Driest month: October 62mm 3ins
Sunniest month: August 9.5hrs
Coldest month: January 11°C 51.8°F
Wettest month: January 81mm 3ins
  • New York City

    °C/°F
    month
    /37°
    -5°/23°
    5.8hrs
    86mm
    Jan
    16°/61°
    /42°
    8.2hrs
    102mm
    Apr
    30°/85°
    20°/67°
    9.3hrs
    111mm
    Jul
    19°/65°
    /48°
    7.3hrs
    84mm
    Oct
  • Chicago

    °C/°F
    month
    -1°/30°
    -10°/14°
    4.8hrs
    44mm
    Jan
    15°/58°
    /38°
    7.8hrs
    96mm
    Apr
    29°/84°
    17°/63°
    11hrs
    100mm
    Jul
    17°/63°
    /43°
    6.7hrs
    68mm
    Oct
  • San Francisco

    °C/°F
    month
    13°/56°
    /44°
    6.5hrs
    125mm
    Jan
    17°/63°
    /48°
    11.1hrs
    40mm
    Apr
    20°/68°
    12°/53°
    11.1hrs
    1mm
    Jul
    21°/69°
    12°/54°
    8.7hrs
    35mm
    Oct
  • New Orleans

    °C/°F
    month
    16°/61°
    /43°
    5.6hrs
    128mm
    Jan
    26°/78°
    16°/60°
    9.2hrs
    127mm
    Apr
    33°/91°
    24°/74°
    8.8hrs
    174mm
    Jul
    27°/80°
    16°/61°
    8.4hrs
    73mm
    Oct
  • Los Angeles

    °C/°F
    month
    20°/67°
    /47°
    7.5hrs
    80mm
    Jan
    22°/72°
    11°/53°
    10.5hrs
    29mm
    Apr
    29°/85°
    17°/63°
    12.2hrs
    1mm
    Jul
    26°/79°
    15°/58°
    8.9hrs
    9mm
    Oct
  • Washington, D. C.

    °C/°F
    month
    /41°
    -4°/25°
    5.2hrs
    71mm
    Jan
    19°/66°
    /44°
    8.2hrs
    75mm
    Apr
    31°/87°
    20°/68°
    9.7hrs
    99mm
    Jul
    20°/68°
    /48°
    7.1hrs
    78mm
    Oct
  • San Diego

    °C/°F
    month
    19°/66°
    /45°
    8.5hrs
    53mm
    Jan
    21°/69°
    11°/52°
    10hrs
    23mm
    Apr
    26°/79°
    17°/63°
    10.7hrs
    1mm
    Jul
    24°/76°
    14°/57°
    8.6hrs
    8mm
    Oct
  • Miami

    °C/°F
    month
    24°/75°
    16°/61°
    7.7hrs
    61mm
    Jan
    27°/81°
    20°/69°
    10.4hrs
    68mm
    Apr
    31°/88°
    25°/77°
    10.5hrs
    119mm
    Jul
    29°/84°
    23°/73°
    8.9hrs
    144mm
    Oct

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