Marion weather in March

In March, Marion sees average daytime highs of 49°F and overnight lows near 31°F, with 3.6 in of precipitation across 11.2 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 43°F in the first days to 54°F by the end. The sky is clear or mostly clear about 19% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is Marion's 9th-clearest and 4th-windiest month. For the whole year in context, see Marion's year-round climate.

Daytime high
49°
9th warmest
Overnight low
31°
4th coldest
Precipitation
3.6 in
11.2 wet days
Daylight
11 h 42 min
6:52 AM – 6:32 PM
Cloud cover
70%
9th clearest
Wind
10 mph
4th windiest
Solar energy
3.92 kWh/m²
Travel score
1.8
out of 10

Marion is county seat of Marion County, Ohio, United States.

Density
1,185/km²
people per km²
Founded
1822

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 43°F in the first days to 54°F by the end.

A typical March day in Marion reaches about 49°F in the afternoon and slips back to 31°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 33°F and 66°F. Set against its neighbours, March runs about 10°F warmer than February and about 13°F cooler than April.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
14226
24327
34327
44427
54427
64428
74528
84528
94629
104629
114629
124729
134730
144830
154831
164931
174931
184932
195032
205033
215133
225133
235134
245234
255234
265335
275335
285435
295436
305536
315537

How March really feels in Marion

Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 31 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
31
wind chill below the day's low

The story in March is cold — wind chill drags the overnight "feels like" below the raw low.

Marion weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan35° / 21°3.010.85.89.40.0
Feb38° / 23°2.59.1510.40.0
Mar49° / 31°3.611.23.111.71.8
Apr61° / 42°4.412.50.9134.7
May71° / 52°4.313.7014.26.0
Jun79° / 61°4.112.2014.86.2
Jul82° / 65°3.511.2014.66.1
Aug81° / 63°3.010.1013.66.5
Sep75° / 56°2.88.9012.37.0
Oct63° / 45°2.89.30.210.95.6
Nov50° / 35°3.19.31.29.72.3
Dec39° / 26°3.19.93.89.20.1

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23169
33169
43268
53268
63367
73367
83466
93466
103466
113466
123565
133565
143565
153565
163466
173466
183466
193466
203466
213367
223367
233367
243367
253367
263268
273268
283268
293367
303466
313466

Chance of precipitation in March

Any precipitationSnow

Marion gets around 3.6 in of rain and snow over 11.2 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 36% and peaks near 41% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13515
23515
33515
43515
53514
63514
73514
83513
93513
103413
113412
123412
133411
143411
153411
163410
173510
18359
19359
20359
21368
22378
23377
24387
25397
26397
27406
28406
29406
30416
31415

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
10991
11991
12991
13991
14991
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25982
26982
27982
28982
29982
30982
31982

Wind in March

Winds average 10 mph in March.

Across March, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 hours at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over March. Sunrise moves from 7:16 AM to 6:27 AM, and sunset from 6:15 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:166:15
211.07:156:17
311.17:136:18
411.17:126:19
511.27:106:20
611.27:086:21
711.37:076:22
811.37:056:23
911.37:046:24
1011.47:026:26
1111.47:006:27
1211.56:596:28
1311.56:576:29
1411.66:566:30
1511.66:546:31
1611.76:526:32
1711.76:516:33
1811.86:496:34
1911.86:476:35
2011.96:456:36
2111.96:446:38
2211.96:426:39
2312.06:406:40
2412.06:396:41
2512.16:376:42
2612.16:356:43
2712.26:346:44
2812.26:326:45
2912.36:306:46
3012.36:286:47
3112.46:276:48

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.92 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 6.24 kWh/m² in June across the year — March's 3.92 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.6Moderate
73.6Moderate
83.7Moderate
93.7Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.9Moderate
143.9Moderate
153.9Moderate
164.0Moderate
174.0Moderate
184.0Bright
194.0Bright
204.1Bright
214.1Bright
224.1Bright
234.2Bright
244.2Bright
254.2Bright
264.3Bright
274.3Bright
284.3Bright
294.4Bright
304.4Bright
314.5Bright
Planning a trip in March

Is March a good time to visit Marion?

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

1.8
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Marion.

What to pack for Marion in March

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

In March, Marion sees daytime highs around 49°F and nights near 31°F. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Marion in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Marion peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 20UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Marion 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 Marion is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1216 µg/m³Oct 238 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar12Moderate
Apr12Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Marion?

Marion sits at 40.6°N, 83.1°W, 981 ft above sea level, in United States. The nearest listed city is Delaware, 21 mi away.

Topography around Marion

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

Within 2 miles, the terrain around Marion has only modest variations in elevation — a maximum elevation change of 148 ft around an average of 971 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 207 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,033 ft.

The land around Marion is covered by artificial surfaces (32%), trees (28%) and grassland (22%) within 2 miles, cropland (71%) within 10 miles, and cropland (61%) and trees (23%) within 50 miles.

2 miles
148 ft
10 miles
207 ft
50 miles
1,033 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Delaware 21 mi · Marysville 27 mi · Westerville 34 mi · Dublin 34 mi · Mansfield 34 mi · Mount Vernon 37 mi · Tiffin 37 mi · Hilliard 39 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 Marion (40.5887°, -83.1285°, elevation 981 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).