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Phoenix, AZ vs West Chicago, IL weather comparison

Phoenix

AZ

West Chicago picks up around 39 more inches of snow each winter.

Phoenix has around 131 fewer freezing nights a year. Phoenix endures about 148 more days above 90 °F each year.

The year at a glance

Averages from 30 years of climate history, 1991-2020

Annual weather statistics for Phoenix, AZ and West Chicago, IL
PhoenixMetricWest Chicago
307 daysSunny daysclear or partly cloudy skies183 days
7 inPrecipitationper year38 in
33 daysWet daysrain or snow per year127 days
0 inSnowfallper year39 in
163 daysHot daysabove 90 °F15 days
2 daysFreezing nightsat or below 32 °F133 days
35%Humidityaverage relative71%
74 °FAverage temperatureyear round50 °F

Monthly temperatures

Average daily high and low for each month, in °F. The gap between the two lines is what an ordinary day feels like across the year.

PhoenixWest Chicago

Daily highs

255075100JanMarMayJulSepNovPhoenix, Jan: 66 °FPhoenix, Feb: 69 °FPhoenix, Mar: 76 °FPhoenix, Apr: 83 °FPhoenix, May: 92 °FPhoenix, Jun: 102 °FPhoenix, Jul: 105 °FPhoenix, Aug: 103 °FPhoenix, Sep: 98 °FPhoenix, Oct: 87 °FPhoenix, Nov: 75 °FPhoenix, Dec: 65 °FWest Chicago, Jan: 31 °FWest Chicago, Feb: 35 °FWest Chicago, Mar: 47 °FWest Chicago, Apr: 60 °FWest Chicago, May: 71 °FWest Chicago, Jun: 81 °FWest Chicago, Jul: 84 °FWest Chicago, Aug: 82 °FWest Chicago, Sep: 76 °FWest Chicago, Oct: 62 °FWest Chicago, Nov: 48 °FWest Chicago, Dec: 35 °F

Daily lows

20406080JanMarMayJulSepNovPhoenix, Jan: 44 °FPhoenix, Feb: 47 °FPhoenix, Mar: 52 °FPhoenix, Apr: 58 °FPhoenix, May: 67 °FPhoenix, Jun: 75 °FPhoenix, Jul: 82 °FPhoenix, Aug: 82 °FPhoenix, Sep: 76 °FPhoenix, Oct: 64 °FPhoenix, Nov: 51 °FPhoenix, Dec: 43 °FWest Chicago, Jan: 16 °FWest Chicago, Feb: 19 °FWest Chicago, Mar: 28 °FWest Chicago, Apr: 38 °FWest Chicago, May: 49 °FWest Chicago, Jun: 59 °FWest Chicago, Jul: 63 °FWest Chicago, Aug: 62 °FWest Chicago, Sep: 54 °FWest Chicago, Oct: 42 °FWest Chicago, Nov: 31 °FWest Chicago, Dec: 21 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix high666976839210210510398877565
West Chicago high313547607181848276624835
Phoenix low444752586775828276645143
West Chicago low161928384959636254423121

Monthly precipitation

Total rain plus melted snow for each month, in inches. Taller bars mean wetter months.

PhoenixWest Chicago
0.02.04.0JanMarMayJulSepNovPhoenix, Jan: 0.9 inPhoenix, Feb: 1.1 inPhoenix, Mar: 0.8 inPhoenix, Apr: 0.2 inPhoenix, May: 0.1 inPhoenix, Jun: 0.1 inPhoenix, Jul: 0.6 inPhoenix, Aug: 0.9 inPhoenix, Sep: 0.7 inPhoenix, Oct: 0.6 inPhoenix, Nov: 0.5 inPhoenix, Dec: 0.8 inWest Chicago, Jan: 2.1 inWest Chicago, Feb: 1.9 inWest Chicago, Mar: 2.6 inWest Chicago, Apr: 4.5 inWest Chicago, May: 4.7 inWest Chicago, Jun: 4.2 inWest Chicago, Jul: 3.7 inWest Chicago, Aug: 3.7 inWest Chicago, Sep: 3.1 inWest Chicago, Oct: 3.1 inWest Chicago, Nov: 2.4 inWest Chicago, Dec: 2.1 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix0.91.10.80.20.10.10.60.90.70.60.50.8
West Chicago2.11.92.64.54.74.23.73.73.13.12.42.1

Monthly sunny days

Days each month with clear or partly cloudy skies, so compare the same month between cities.

PhoenixWest Chicago
0102030JanMarMayJulSepNovPhoenix, Jan: 23 daysPhoenix, Feb: 21 daysPhoenix, Mar: 25 daysPhoenix, Apr: 27 daysPhoenix, May: 29 daysPhoenix, Jun: 29 daysPhoenix, Jul: 24 daysPhoenix, Aug: 26 daysPhoenix, Sep: 28 daysPhoenix, Oct: 28 daysPhoenix, Nov: 25 daysPhoenix, Dec: 24 daysWest Chicago, Jan: 11 daysWest Chicago, Feb: 12 daysWest Chicago, Mar: 14 daysWest Chicago, Apr: 14 daysWest Chicago, May: 15 daysWest Chicago, Jun: 17 daysWest Chicago, Jul: 20 daysWest Chicago, Aug: 20 daysWest Chicago, Sep: 20 daysWest Chicago, Oct: 16 daysWest Chicago, Nov: 14 daysWest Chicago, Dec: 12 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix232125272929242628282524
West Chicago111214141517202020161412

Keep comparing

Nearby cities and popular picks for each side of this matchup. Any two cities can be compared from the home page.

About this data

Every figure on this page is a 30 year average computed from daily climate history for 1991-2020, using each city's own coordinates. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).