Parker, Arizona Weather
The monsoon settles in. Day 15 of summer. Read this microseason across nine climate regions →
Parker weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——109°82°—
- MondayJul 6Clear——109°79°0°
- TuesdayJul 7Clear——112°81°+3°
- WednesdayJul 8Clear——112°83°0°
- ThursdayJul 9Clear——112°81°0°
- FridayJul 10Overcast——110°82°-2°
- SaturdayJul 11Overcast——110°80°0°
AQI 26 (Good), driven by PM2.5. AQI down 9 over the last 6 hours (gradual decline). PM2.5 at 6.5 µg/m³ (AQI 36) with a 0.66 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 8 PM.
What's driving it
PM × Wind × Precip
PM2.5 at 6.5 µg/m³ (AQI 36) with a 0.66 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.66
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:53 PM
- Moonset
- 10:55 AM
- In sign
- ♓︎ Pisces
The monsoon settles in
Parker at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: March 11 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 85344
16-Day Forecast — Parker
- Sun109°82°1%
- Mon109°79°1%
- Tue112°81°0%
- Wed112°83°0%
- Thu112°81°0%
- Fri110°82°0%
- Sat110°80°1%
- Sun109°83°5%
- Mon115°85°15%
- Tue105°85°13%
- Wed106°88°8%
- Thu109°85°20%
- Fri118°93°14%
- Sat120°99°16%
- Sun117°93°10%
- Mon119°91°13%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Microseason · July 1–5
The monsoon settles in
Afternoon thunderstorms now daily ritual. Rains transform the desert green within 72 hours. Dust clears; air smells alive. Microburst winds flatten entire sections of mesquite.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
July is Parker's warmest stretch (~95°F) and December its coldest (~54°F); precipitation crests in January at 0.8 inches and ebbs in June to 0.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 55° | 0.8″ | 2 |
| February | 59° | 0.7″ | 2 |
| March | 65° | 0.6″ | 2 |
| April | 72° | 0.2″ | 0 |
| May | 80° | 0.1″ | 0 |
| June | 90° | 0.0″ | 0 |
| July | 95° | 0.2″ | 1 |
| August | 94° | 0.4″ | 1 |
| September | 88° | 0.4″ | 1 |
| October | 76° | 0.4″ | 1 |
| November | 63° | 0.2″ | 1 |
| December | 54° | 0.5″ | 1 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Parker sees 55°F Januarys and 95°F Julys, a 39°F range, plus around 4.6 inches of precipitation across 11 days.
Cool-season fronts carry Parker's rain: January logs 0.8 inches on 1.8 days, against June's 0.0 inches on 0.0 — winter does the heavy lifting in Parker. It is a winter-storm rhythm Parker shares with places like Bluewater, AZ, Poston, AZ and Cienega Springs, AZ.
Freezes are uncommon in Parker, where the coldest month averages 54°F; cool-season crops grow fall through spring. Summer heat in July (about 95°F) is the binding constraint, not cold. Across Parker, elevation and tree cover drive a 4-7°F spread in Parker's overnight lows.
Similar climates: Bluewater, AZ, Poston, AZ, Cienega Springs, AZ, Bouse, AZ, Parker Strip, AZ.
Frequently asked
- When does it freeze in Parker?
- Frost typically leaves Parker by mid-March and returns to Parker near mid-December.
- What is the rainy season in Parker?
- January is the wettest month in Parker, about 0.8 inches on average; the year totals roughly 5 inches.
- What is the warmest month in Parker?
- The warmest stretch in Parker comes in July, around 95°F on average.
- What is the coldest month in Parker?
- On average December is the chilliest month in Parker, about 54°F.
- When can I start a vegetable garden in Parker?
- Parker's last frost (mid-March) cues hardy greens; in Parker, hold heat-lovers two weeks past.
- How many rainy days does Parker get?
- Parker averages about 11 days with measurable rain or snow each year.
- What hardiness zone is Parker?
- Parker's hardiness zone tracks its winter low; with December near 54°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Parker?
- Parker's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Parker?
- See this week's day-by-day rain chances for Parker in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Parker?
- Current conditions for Parker and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Parker forecast updated?
- The Parker forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Parker?
- Today's sunrise and sunset times for Parker are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Parker?
- The next few days in Parker's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Parker, Arizona occupies a hot desert zone, with January means near 55°F and July around 95°F — a 40°F swing.
Parker sees close to 5 inches of precipitation annually, falling across some 11 wet days.
Latitude 34.0°N gives Parker its 40°F swing, and with it the rhythm of Parker's growing season.
ZIP codes in Parker
- 85344