Mountain Brook weather in March

In March, Mountain Brook sees average daytime highs of 66°F and overnight lows near 45°F, with 5.7 in of precipitation across 11.4 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 62°F in the first days to 69°F by the end. The sky is clear or mostly clear about 34% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Mountain Brook's 7th-clearest and 1st-windiest month. For the whole year in context, see Mountain Brook's year-round climate.

Daytime high
66°
8th warmest
Overnight low
45°
5th coldest
Precipitation
5.7 in
11.4 wet days
Daylight
11 h 42 min
6:04 AM – 5:49 PM
Cloud cover
58%
7th clearest
Wind
7 mph
1st windiest
Solar energy
4.43 kWh/m²
Travel score
5.9
out of 10

Mountain Brook is city in southeastern Jefferson County, Alabama.

Density
622/km²
people per km²
Founded
1942

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 62°F in the first days to 69°F by the end.

A typical March day in Mountain Brook reaches about 66°F in the afternoon and slips back to 45°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 53°F and 77°F. Set against its neighbours, March runs about 8°F warmer than February and about 7°F cooler than April.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16242
26242
36242
46242
56342
66342
76343
86443
96443
106443
116444
126544
136544
146545
156545
166645
176646
186646
196746
206746
216747
226747
236847
246847
256847
266848
276948
286948
296948
306949
317049

How March really feels in Mountain Brook

Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Mountain Brook weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan54° / 36°4.99.80.5103.2
Feb58° / 38°5.110.70.410.84.2
Mar66° / 45°5.711.40.211.75.9
Apr73° / 52°4.69.7012.86.9
May80° / 61°3.910.3013.76.4
Jun86° / 69°4.313.4014.24.5
Jul89° / 72°4.514.80143.7
Aug89° / 71°3.812.7013.24.0
Sep84° / 65°3.47.8012.25.8
Oct75° / 53°3.47.1011.27.4
Nov64° / 43°4.18.1010.36.1
Dec56° / 38°5.210.50.29.83.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24654
34753
44753
54753
64753
74852
84852
94852
104852
114852
124852
134852
144852
154852
164852
174753
184852
194852
204852
214852
224753
234852
244852
254852
264753
274852
284753
294753
304753
314753

Chance of precipitation in March

Any precipitation

Mountain Brook gets around 5.7 in of rain and snow over 11.4 wet days in March, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 36% and peaks near 37% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
436
536
636
736
836
936
1036
1136
1235
1335
1435
1535
1635
1734
1834
1934
2035
2135
2235
2335
2435
2536
2636
2736
2836
2937
3037
3137

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1861040
2861040
3861040
4861040
5861040
6861040
7861040
8841150
9841150
10831250
11831250
12821350
13821350
14821350
15811450
16811450
17811450
18801451
19791461
20791461
21781561
22771571
23771571
24781570
25771580
26761680
27741691
28741691
297217101
307217101
317217101

Wind in March

Winds average 7 mph in March, the windiest month of the year.

Across March, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 6:24 AM to 5:44 AM, and sunset from 5:37 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:245:37
211.36:225:38
311.36:215:39
411.36:205:39
511.46:195:40
611.46:185:41
711.46:165:42
811.56:155:43
911.56:145:43
1011.56:125:44
1111.66:115:45
1211.66:105:46
1311.66:085:47
1411.76:075:47
1511.76:065:48
1611.76:045:49
1711.86:035:50
1811.86:025:50
1911.86:005:51
2011.95:595:52
2111.95:585:53
2212.05:565:54
2312.05:555:54
2412.05:535:55
2512.15:525:56
2612.15:515:57
2712.15:495:57
2812.25:485:58
2912.25:465:59
3012.25:456:00
3112.35:446:00

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.43 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 6.14 kWh/m² in May across the year — March's 4.43 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.9Moderate
34.0Moderate
44.0Bright
54.0Bright
64.1Bright
74.2Bright
84.2Bright
94.2Bright
104.3Bright
114.3Bright
124.3Bright
134.4Bright
144.4Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.6Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.9Bright
294.9Bright
304.9Bright
315.0Bright
Planning a trip in March

Is March a good time to visit Mountain Brook?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.9
Sightseeing
5th-best month of the year
2.4
Beach & pool
8th-best month of the year

March is a reasonable time to visit Mountain Brook for sightseeing.

What to pack for Mountain Brook in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Mountain Brook sees daytime highs around 66°F and nights near 45°F. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Mountain Brook in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mountain Brook peaks around July 12 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 12UV 10Dec 19UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr8Very high
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Mountain Brook in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in Mountain Brook is worst in July — around 21 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (January, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1720 µg/m³Jan 116 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb9Good
Mar11Good
Apr10Good
May13Moderate
Jun17Moderate
Jul21Moderate
Aug17Moderate
Sep13Moderate
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Mountain Brook?

Mountain Brook sits at 33.5°N, 86.8°W, 768 ft above sea level, in United States. The nearest listed city is Birmingham, 3.1 mi away.

Topography around Mountain Brook

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Mountain Brook.

Within 2 miles, the terrain around Mountain Brook has only modest variations in elevation — a maximum elevation change of 512 ft around an average of 810 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,319 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,801 ft.

The land around Mountain Brook is covered by trees (78%) within 2 miles, trees (71%) within 10 miles, and trees (84%) within 50 miles.

2 miles
512 ft
10 miles
1,319 ft
50 miles
1,801 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Birmingham 3.1 mi · Homewood 3.7 mi · Vestavia Hills 4.3 mi · Hoover 7.5 mi · Center Point 11 mi · Trussville 12 mi · Bessemer 14 mi · Hueytown 14 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mountain Brook (33.5009°, -86.7522°, elevation 768 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).