Fond du Lac weather in March

In March, Fond du Lac sees average daytime highs of 40°F and overnight lows near 25°F, with 2.3 in of precipitation across 9 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 34°F in the first days to 46°F by the end. The sky is clear or mostly clear about 25% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is Fond du Lac's 7th-clearest and 7th-windiest month. For the whole year in context, see Fond du Lac's year-round climate.

Daytime high
40°
9th warmest
Overnight low
25°
4th coldest
Precipitation
2.3 in
9 wet days
Daylight
11 h 36 min
6:15 AM – 5:52 PM
Cloud cover
65%
7th clearest
Wind
9 mph
7th windiest
Solar energy
4.06 kWh/m²
Travel score
0.4
out of 10

Fond du Lac is city in and county seat of Fond du Lac County, Wisconsin, United States.

Density
824/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 34°F in the first days to 46°F by the end.

A typical March day in Fond du Lac reaches about 40°F in the afternoon and slips back to 25°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 28°F and 55°F. Set against its neighbours, March runs about 12°F warmer than February and about 13°F cooler than April.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
13319
23419
33420
43520
53520
63621
73621
83722
93722
103823
113823
123924
133924
144025
154025
164126
174126
184226
194227
204327
214328
224428
234428
244429
254529
264529
274630
284630
294630
304731
314731

How March really feels in Fond du Lac

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
12 feel bitter (≤ 14°F)

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

Fond du Lac weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan26° / 13°1.5879.10.0
Feb29° / 15°1.56.65.710.20.0
Mar40° / 25°2.394.611.60.4
Apr53° / 37°3.611.62.313.23.0
May65° / 48°3.611.30.114.55.7
Jun75° / 59°3.911.1015.26.6
Jul79° / 63°3.210.1014.96.7
Aug77° / 61°3.510.4013.86.9
Sep70° / 53°2.99.2012.36.7
Oct57° / 42°2.89.60.310.84.1
Nov43° / 30°2.08.12.49.50.7
Dec31° / 19°1.875.88.80.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% 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 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33862
43862
53862
63862
73961
84060
94060
104159
114159
124060
134060
144060
154159
164159
173961
183961
194060
204060
213961
223862
233862
243763
253664
263565
273565
283565
293466
303367
313367

Chance of precipitation in March

Any precipitationSnow

Fond du Lac gets around 2.3 in of rain and snow over 9 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 30% and peaks near 35% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
12921
22920
32920
42920
52919
62919
72918
82918
92917
102917
112917
122916
132916
142816
152815
162815
172814
182814
192813
202813
212813
222912
232912
243012
253011
263111
273211
283210
293310
303410
313510

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
101000
111000
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in March

Winds average 9 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
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 54 min 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 90 minutes over March. Sunrise moves from 6:41 AM to 5:47 AM, and sunset from 5:33 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:415:33
210.96:395:34
311.06:385:36
411.06:365:37
511.16:345:38
611.16:325:40
711.26:315:41
811.26:295:42
911.36:275:43
1011.36:255:45
1111.46:245:46
1211.46:225:47
1311.56:205:48
1411.56:185:50
1511.66:165:51
1611.66:155:52
1711.76:135:53
1811.76:115:55
1911.86:095:56
2011.86:075:57
2111.96:055:58
2211.96:046:00
2312.06:026:01
2412.06:006:02
2512.15:586:03
2612.15:566:05
2712.25:546:06
2812.25:526:07
2912.35:506:08
3012.35:496:09
3112.45:476:11

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.06 kWh/m².

For context, solar energy here swings from a low near 1.53 kWh/m² to a high of 6.27 kWh/m² in June across the year — March's 4.06 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.6Moderate
43.6Moderate
53.7Moderate
63.7Moderate
73.8Moderate
83.8Moderate
93.9Moderate
103.9Moderate
113.9Moderate
124.0Moderate
134.0Bright
144.0Bright
154.1Bright
164.1Bright
174.1Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in March

Is March a good time to visit Fond du Lac?

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

0.4
Sightseeing
9th-best month of the year
0.0
Beach & pool
8th-best month of the year

March is a weaker month for outdoor sightseeing in Fond du Lac.

What to pack for Fond du Lac in March

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

In March, Fond du Lac sees daytime highs around 40°F and nights near 25°F. Pack a warm layer and a heavy coat. Worth having: rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Fond du Lac in March

The nearest coast averages about 36°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 40 mi away) is warmest in August at about 70°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 31 to Aug 28 — about 1 month when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May42Bracing
Jun54Bracing
Jul66Cool
Aug70Refreshing
Sep65Cool
Oct55Bracing
Nov46Bracing
Dec41Bracing

UV index in Fond du Lac in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fond du Lac peaks around June 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 18UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul8Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Fond du Lac 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 Fond du Lac is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1415 µg/m³Nov 118 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar13Moderate
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Fond du Lac?

Fond du Lac sits at 43.8°N, 88.4°W, 761 ft above sea level, in United States. The nearest listed city is Oshkosh, 18 mi away.

Topography around Fond du Lac

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

Within 2 miles, the terrain around Fond du Lac has only modest variations in elevation — a maximum elevation change of 118 ft around an average of 774 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 551 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 764 ft.

The land around Fond du Lac is covered by artificial surfaces (42%), trees (28%) and grassland (22%) within 2 miles, cropland (48%) within 10 miles, and cropland (42%) and trees (25%) within 50 miles.

2 miles
118 ft
10 miles
551 ft
50 miles
764 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Oshkosh 18 mi · West Bend 27 mi · Neenah 29 mi · Menasha 30 mi · Beaver Dam 30 mi · Appleton 34 mi · Kaukauna 35 mi · Sheboygan 36 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 Fond du Lac (43.775°, -88.4388°, elevation 761 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).