McCalla, Alabama Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
McCalla weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——82°63°—
- ThursdayJun 4Overcast——83°60°+1°
- FridayJun 5Overcast——87°61°+4°
- SaturdayJun 6Overcast11%—89°61°+2°
- SundayJun 7Light Rain52%0.18″70°66°-19°
- MondayJun 8Overcast47%—87°66°+17°
- TuesdayJun 9Light Drizzle49%—92°69°+5°
PM2.5 at 9.0 µg/m³ (AQI 50) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust. AQI flat over the last 6 hours (within ±3 points).
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 37 now. With UV 0.0 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 by mid-afternoon.
- Present
- AQI 37
- UV peak
- 0.0 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 9.0 µg/m³ (AQI 50) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- calm
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 3:56 AM
- Moonset
- 2:08 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
McCalla at a glance
- Today vs. normal: 14°F below 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 4, 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
McCalla's warmest month is July (~81°F mean) and its coldest is January (~45°F). Rainfall peaks in March (5.4 inches) and bottoms out in October (3.3 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 45° | 5.4″ | 7 |
| February | 49° | 5.4″ | 7 |
| March | 56° | 5.4″ | 8 |
| April | 63° | 5.1″ | 7 |
| May | 71° | 4.5″ | 7 |
| June | 78° | 4.5″ | 7 |
| July | 81° | 4.8″ | 7 |
| August | 81° | 4.0″ | 6 |
| September | 75° | 3.5″ | 4 |
| October | 65° | 3.3″ | 4 |
| November | 54° | 4.5″ | 6 |
| December | 47° | 5.2″ | 8 |
Regional context
McCalla's baseline climate, derived from NOAA NCEI 1991-2020 normals at the nearest reporting station, swings from a January mean of 45°F to a July mean of 81°F — a 36°F seasonal arc typical of the mid-latitude bands. Annual precipitation runs about 55.5 inches spread across roughly 78 days with measurable rain or snow each year.
Rainfall stays relatively even across the calendar: March tops out at 5.4 inches across 7.6 days with measurable rain, and October settles around 3.3 inches across 4.3 rainy days — a comparatively narrow seasonal range. The temperate, evenly-distributed pattern groups McCalla with places like Lake View, AL, Bessemer, AL and North Johns, AL, where seasonal storm tracks deliver moisture more uniformly than the continental interior.
The frost-sensitive growing window opens around mid-March, when overnight lows reliably clear freezing for cool-season crops like peas, lettuce, spinach, and radishes. Warm-season transplants — tomatoes, peppers, and basil — typically wait two weeks past that date to avoid late spring cold snaps. The window closes around mid-December, when overnight lows resume dipping below freezing and frost-tender plants need protection or harvest. Those dates are 30-year averages; the actual frost-free window in a given year can vary by 10-14 days at either end. Neighborhood-scale variation in elevation and cold-air pooling means the practical last-frost date inside McCalla can lag the regional mean by 5-10 days in low spots, and a bench position with good cold-air drainage can run a week ahead.
Similar climates: Lake View, AL, Bessemer, AL, North Johns, AL, Hueytown, AL, Helena, AL.
Frequently asked
- When does it freeze in McCalla?
- McCalla's last spring frost typically falls around mid-March, and the first fall frost arrives around mid-December.
- What is the rainy season in McCalla?
- March is the wettest month with about 5.4 inches of rain on average; the city receives roughly 55 inches annually.
- What is the warmest month in McCalla?
- July is typically warmest, averaging about 81°F.
- What is the coldest month in McCalla?
- January is typically coldest, averaging about 45°F.
- When can I start a vegetable garden in McCalla?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-March); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does McCalla get?
- McCalla averages about 78 rainy days per year.
- What hardiness zone is McCalla?
- McCalla's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
McCalla, Alabama sits in a humid subtropical climate zone. January means hover near 45°F while July averages 81°F — a 36°F seasonal swing.
Across the year, McCalla receives about 55 inches of precipitation spread over roughly 78 rainy days.
The rhythm of the year is set by latitude (33.3°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.