Monroe weather in March

In March, Monroe sees average daytime highs of 64°F and overnight lows near 43°F, with 3.9 in of precipitation across 9.8 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 60°F in the first days to 67°F by the end. The sky is clear or mostly clear about 37% 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 Monroe's 6th-clearest and 2nd-windiest month. For the whole year in context, see Monroe's year-round climate.

Daytime high
64°
8th warmest
Overnight low
43°
5th coldest
Precipitation
3.9 in
9.8 wet days
Daylight
11 h 42 min
6:40 AM – 6:24 PM
Cloud cover
55%
6th clearest
Wind
7 mph
2nd windiest
Solar energy
4.47 kWh/m²
Travel score
5.7
out of 10

Monroe is city in and county seat of Union County, North Carolina, United States.

Density
440/km²
people per km²
Founded
1843

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 60°F in the first days to 67°F by the end.

A typical March day in Monroe reaches about 64°F in the afternoon and slips back to 43°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 50°F and 77°F. Set against its neighbours, March runs about 8°F warmer than February and about 9°F cooler than April.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
15939
26040
36040
46040
56040
66140
76140
86141
96241
106241
116242
126242
136342
146342
156343
166343
176443
186444
196444
206444
216544
226545
236545
246646
256646
266646
276746
286747
296747
306847
316848

How March really feels in Monroe

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.

Monroe weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan52° / 34°3.79.419.93.0
Feb56° / 37°3.38.90.810.73.8
Mar64° / 43°3.99.80.311.75.7
Apr73° / 52°3.58.6012.97.0
May80° / 60°3.210.5013.86.4
Jun86° / 68°4.313.2014.34.5
Jul89° / 72°4.415.6014.13.6
Aug87° / 70°4.413013.34.4
Sep82° / 64°4.29.4012.26.3
Oct72° / 53°3.37.1011.17.3
Nov62° / 42°3.27.80.110.25.8
Dec55° / 37°3.79.10.49.73.6

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35149
45149
55248
65248
75248
85248
95248
105248
115149
125050
135050
145050
155050
165050
175050
185050
194951
204951
214951
224951
235050
245050
255050
265050
275050
285050
295050
305050
315149

Chance of precipitation in March

Any precipitationSnow

Monroe gets around 3.9 in of rain and snow over 9.8 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 32% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1322
2322
3312
4312
5302
6302
7302
8302
9302
10301
11291
12291
13291
14291
15301
16301
17301
18301
19310
20310
21320
22320
23320
24320
25320
26320
27320
28320
29310
30310
31310

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19361
29271
39271
49271
59271
69271
79181
89181
99181
109181
119181
129181
139091
149091
159091
169091
179091
189091
199091
208992
218992
228992
2388102
2488102
2587103
2687103
2787103
2887103
2985114
3085114
3185114

Wind in March

Winds average 7 mph in March.

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 7:00 AM to 6:18 AM, and sunset from 6:11 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:006:11
211.26:596:12
311.26:586:12
411.36:566:13
511.36:556:14
611.46:546:15
711.46:526:16
811.46:516:17
911.56:506:18
1011.56:486:19
1111.56:476:19
1211.66:466:20
1311.66:446:21
1411.76:436:22
1511.76:416:23
1611.76:406:24
1711.86:396:25
1811.86:376:25
1911.86:366:26
2011.96:346:27
2111.96:336:28
2212.06:316:29
2312.06:306:29
2412.06:296:30
2512.16:276:31
2612.16:266:32
2712.16:246:33
2812.26:236:33
2912.26:216:34
3012.36:206:35
3112.36:186:36

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.47 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 6.18 kWh/m² in June across the year — March's 4.47 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Bright
54.1Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.3Bright
114.4Bright
124.4Bright
134.4Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.6Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
315.1Bright
Planning a trip in March

Is March a good time to visit Monroe?

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

5.7
Sightseeing
6th-best month of the year
1.7
Beach & pool
8th-best month of the year

March is a reasonable time to visit Monroe for sightseeing.

What to pack for Monroe in March

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

In March, Monroe sees daytime highs around 64°F and nights near 43°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Monroe 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 Monroe peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 13UV 9Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Monroe 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 Monroe is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 2418 µg/m³Dec 207 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar13Moderate
Apr12Good
May13Moderate
Jun16Moderate
Jul18Moderate
Aug18Moderate
Sep16Moderate
Oct14Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Monroe?

Monroe sits at 35.0°N, 80.5°W, 591 ft above sea level, in United States. The nearest listed city is Indian Trail, 9.3 mi away.

Topography around Monroe

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

Within 2 miles, the terrain around Monroe has only modest variations in elevation — a maximum elevation change of 161 ft around an average of 600 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 377 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,617 ft.

The land around Monroe is covered by trees (50%) and grassland (21%) within 2 miles, trees (49%), grassland (24%) and cropland (22%) within 10 miles, and trees (76%) within 50 miles.

2 miles
161 ft
10 miles
377 ft
50 miles
1,617 ft
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Indian Trail 9.3 mi · Stallings 11 mi · Matthews 14 mi · Mint Hill 14 mi · Charlotte 24 mi · Rock Hill 27 mi · Concord 29 mi · Albemarle 32 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 Monroe (34.9854°, -80.5495°, elevation 591 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).