Chandler, Arizona Weather
Heat hardens the dust. Day 78 of spring. Read this microseason across nine climate regions →
Chandler weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Clear——106°76°—
- SaturdayJun 6Overcast——104°71°-2°
- SundayJun 7Overcast——104°83°0°
- MondayJun 8Overcast——105°82°+1°
- TuesdayJun 9Clear——106°85°+1°
- WednesdayJun 10Overcast——105°87°-1°
- ThursdayJun 11Partly Cloudy——103°86°-2°
AQI 97 (Moderate), driven by PM10. AQI up 12 over the last 6 hours (gradual rise). PM2.5 at 51.3 µg/m³, PM10 at 440.5 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 41 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 18 by mid-afternoon.
- Present
- AQI 41
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 18
PM × Wind × Precip
PM2.5 at 51.3 µg/m³, PM10 at 440.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.12
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).
The higher the clouds, the finer the weather.
- Moonrise
- 6:14 AM
- Moonset
- 4:53 PM
- In sign
- ♒︎ Aquarius
Heat hardens the dust
Chandler at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: March 7 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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.
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 brings Chandler's peak heat with temperatures averaging around 92°F, while December delivers the year's coldest weather at roughly 53°F. The wettest period occurs in February with 1.5 inches of rainfall, contrasting sharply with June's dry conditions that produce only 0.1 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 54° | 1.4″ | 2 |
| February | 56° | 1.5″ | 3 |
| March | 62° | 1.3″ | 1 |
| April | 69° | 0.4″ | 1 |
| May | 78° | 0.2″ | 1 |
| June | 87° | 0.1″ | 0 |
| July | 92° | 1.2″ | 2 |
| August | 92° | 1.3″ | 3 |
| September | 86° | 1.1″ | 2 |
| October | 74° | 0.6″ | 1 |
| November | 62° | 0.8″ | 1 |
| December | 53° | 1.1″ | 3 |
Regional context
Chandler belongs to the hot desert climate region, sharing temperature ranges, seasonal patterns, and growing conditions with other nearby cities in this climate zone.
Similar climates: Phoenix, AZ, Tucson, AZ, Mesa, AZ, Gilbert, AZ, Glendale, AZ.
Naturalist notes
Late May typically brings the emergence of palo verde blossoms, their yellow flowers signaling the desert's transition toward summer heat.
Gambel's quail begin their evening calls in early June as temperatures climb and daylight hours reach their peak.
Frequently asked
- When does it freeze in Chandler?
- The last spring frost in Chandler typically occurs around mid-March, while the first fall frost usually arrives around mid-December.
- What is the rainy season in Chandler?
- February stands as the wettest month, delivering about 1.5 inches of rain on average, while the city's total annual rainfall reaches roughly 11 inches.
- What is the warmest month in Chandler?
- July typically records the year's highest temperatures, with averages around 92°F.
- What is the coldest month in Chandler?
- December usually brings the coldest temperatures, averaging about 53°F.
- When can I start a vegetable garden in Chandler?
- Cool-season crops like peas and lettuce can be planted around the time of the last spring frost in mid-March, while warm-season crops such as tomatoes and peppers should wait 1–2 weeks after that date.
- How many rainy days does Chandler get?
- Chandler experiences an average of about 20 rainy days per year.
- What hardiness zone is Chandler?
- Chandler's USDA hardiness zone depends on its lowest average winter temperature; the USDA's online lookup tool can provide the current zone designation using the city's ZIP code.
Climate
Chandler, Arizona experiences a hot desert climate with significant temperature variation between seasons. Winter temperatures in January typically hover near 54°F, while summer heat in July averages 92°F — creating a 38°F seasonal swing.
Annual precipitation totals about 11 inches, distributed across roughly 20 rainy days throughout the year.
Several factors determine Chandler's weather patterns: its latitude at 33.3°N, proximity to large water bodies, and elevation. These elements influence local plant growth, frost timing, and daily weather conditions.