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Phoenix, AZ vs Walla Walla, WA weather comparison

Phoenix

AZ

Walla Walla picks up around 27 more inches of snow each winter.

Phoenix has around 78 fewer freezing nights a year. Phoenix endures about 121 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 Walla Walla, WA
PhoenixMetricWalla Walla
307 daysSunny daysclear or partly cloudy skies210 days
7 inPrecipitationper year25 in
33 daysWet daysrain or snow per year119 days
0 inSnowfallper year27 in
163 daysHot daysabove 90 °F42 days
2 daysFreezing nightsat or below 32 °F80 days
35%Humidityaverage relative60%
74 °FAverage temperatureyear round54 °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.

PhoenixWalla Walla

Daily highs

406080100JanMarMayJulSepNovPhoenix, 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 °FWalla Walla, Jan: 42 °FWalla Walla, Feb: 47 °FWalla Walla, Mar: 56 °FWalla Walla, Apr: 63 °FWalla Walla, May: 72 °FWalla Walla, Jun: 79 °FWalla Walla, Jul: 90 °FWalla Walla, Aug: 89 °FWalla Walla, Sep: 79 °FWalla Walla, Oct: 64 °FWalla Walla, Nov: 50 °FWalla Walla, Dec: 41 °F

Daily lows

406080JanMarMayJulSepNovPhoenix, 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 °FWalla Walla, Jan: 30 °FWalla Walla, Feb: 32 °FWalla Walla, Mar: 37 °FWalla Walla, Apr: 42 °FWalla Walla, May: 48 °FWalla Walla, Jun: 54 °FWalla Walla, Jul: 61 °FWalla Walla, Aug: 60 °FWalla Walla, Sep: 52 °FWalla Walla, Oct: 42 °FWalla Walla, Nov: 35 °FWalla Walla, Dec: 30 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix high666976839210210510398877565
Walla Walla high424756637279908979645041
Phoenix low444752586775828276645143
Walla Walla low303237424854616052423530

Monthly precipitation

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

PhoenixWalla Walla
0.01.02.03.0JanMarMayJulSepNovPhoenix, 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 inWalla Walla, Jan: 3.3 inWalla Walla, Feb: 2.6 inWalla Walla, Mar: 2.9 inWalla Walla, Apr: 2.2 inWalla Walla, May: 2.1 inWalla Walla, Jun: 1.3 inWalla Walla, Jul: 0.3 inWalla Walla, Aug: 0.4 inWalla Walla, Sep: 0.8 inWalla Walla, Oct: 2.1 inWalla Walla, Nov: 3.3 inWalla Walla, Dec: 3.6 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix0.91.10.80.20.10.10.60.90.70.60.50.8
Walla Walla3.32.62.92.22.11.30.30.40.82.13.33.6

Monthly sunny days

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

PhoenixWalla Walla
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 daysWalla Walla, Jan: 10 daysWalla Walla, Feb: 12 daysWalla Walla, Mar: 13 daysWalla Walla, Apr: 15 daysWalla Walla, May: 18 daysWalla Walla, Jun: 21 daysWalla Walla, Jul: 28 daysWalla Walla, Aug: 28 daysWalla Walla, Sep: 24 daysWalla Walla, Oct: 19 daysWalla Walla, Nov: 12 daysWalla Walla, Dec: 11 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Phoenix232125272929242628282524
Walla Walla101213151821282824191211

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).