11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
19°
Feels like 19°
Wind↑ E 5 km/h
Humidity 33 %
Afternoon
Partly cloudy
24°
Feels like 24°
Wind↑ S 7 km/h
Humidity 24 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
20°
Feels like 20°
Wind↑ ESE 6 km/h
Humidity 33 %
Afternoon
Partly cloudy
24°
Feels like 24°
Wind↑ WSW 15 km/h
Gusts21 km/h
Humidity 24 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
19°
Feels like 19°
Wind↑ W 9 km/h
Humidity 59 %
💧 0.1 mm
Afternoon
Clear sky
22°
Feels like 22°
Wind↑ WSW 14 km/h
Humidity 35 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
19°
Feels like 19°
Wind↑ E 3 km/h
Humidity 42 %
Phoenix forecast in charts · next 7 days
The week ahead: highs and lows
≈ A week close to the usual temperatures
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Phoenix climate: what a normal year looks like
A normal year brings roughly 250 mm of rain — less than 95% of the towns of 20,000+ people we compared it with.
Day and night differ most in June: 40 °C in the afternoon against 25 °C before dawn, a 15 °C swing.
Afternoons reach 30 °C or more from May to October; the typical peak is 41 °C in July.
From April to June, rain is scarce: under 10 mm a month on average.
Forecast highs for the coming week average 26 °C, 6 °C cooler than a normal October (32 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
19 °C
6 °C
31 mm
Feb
21 °C
8 °C
36 mm
Mar
25 °C
11 °C
26 mm
Apr
29 °C
14 °C
8 mm
May
34 °C
19 °C
4 mm
Jun
40 °C
25 °C
2 mm
Jul
41 °C
29 °C
21 mm
Aug
40 °C
28 °C
31 mm
Sep
37 °C
24 °C
25 mm
Oct
32 °C
18 °C
20 mm
Nov
24 °C
10 °C
17 mm
Dec
18 °C
6 °C
28 mm
Whole year
30 °C
16 °C
250 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 33.45° N, 112.07° W, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Phoenix: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.59µg/m³
PM1016µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Phoenix
Rain observed over the last two hours by official weather radars around Phoenix, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Phoenix
Waning gibbous
87 % illuminated · 18.3 days
Rise 22:21 Set 12:49
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (America/Phoenix); phase and lit fraction from a synodic calculation.
Look up a past day in Phoenix
Curious about the weather in Phoenix on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Phoenix weather at a glance
This page gathers everything about the weather in Phoenix, Arizona: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “partly cloudy”, it is 25 °C (feels like 25 °C) and the wind blows at 8 km/h.
Expected range today: 16 °C to 28 °C and a dry sky; keep an eye on thunderstorms. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Phoenix forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
