Griffith weather in March

In March, Griffith sees average daytime highs of 46°F and overnight lows near 31°F, with 3.0 in of precipitation across 10.6 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 40°F in the first days to 51°F by the end. The sky is clear or mostly clear about 23% 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 Griffith's 9th-clearest and 5th-windiest month. For the whole year in context, see Griffith's year-round climate.

Daytime high
46°
9th warmest
Overnight low
31°
4th coldest
Precipitation
3.0 in
10.6 wet days
Daylight
11 h 42 min
6:10 AM – 5:49 PM
Cloud cover
66%
9th clearest
Wind
10 mph
5th windiest
Solar energy
4.12 kWh/m²
Travel score
1.2
out of 10

Griffith is town in Calumet and St. John townships in Lake County, Indiana, United States.

Density
818/km²
people per km²
Founded
1854

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 40°F in the first days to 51°F by the end.

A typical March day in Griffith reaches about 46°F in the afternoon and slips back to 31°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 32°F and 62°F. Set against its neighbours, March runs about 10°F warmer than February and about 12°F cooler than April.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14025
24026
34026
44126
54127
64227
74227
84228
94328
104328
114429
124429
134529
144530
154530
164631
174631
184731
194732
204732
214832
224833
234833
244933
254934
265034
275034
285135
295135
305135
315236

How March really feels in Griffith

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.

Griffith 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
Jan32° / 19°2.59.16.19.30.0
Feb35° / 22°2.17.6510.30.0
Mar46° / 31°3.010.63.111.71.2
Apr58° / 41°4.312.50.913.13.9
May69° / 52°4.512.1014.36.0
Jun78° / 62°4.011.7014.96.4
Jul82° / 67°3.811.9014.76.1
Aug80° / 65°3.710.6013.76.6
Sep74° / 57°3.08.8012.37.0
Oct62° / 46°3.39.70.210.95.3
Nov48° / 35°2.89.11.29.71.8
Dec37° / 25°2.38.44.190.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33565
43565
53565
63565
73664
83664
93763
103763
113862
123862
133862
143961
154060
163961
174060
183961
194060
204060
213961
223961
233961
243862
253862
263763
273664
283664
293664
303664
313664

Chance of precipitation in March

Any precipitationSnow

Griffith gets around 3.0 in of rain and snow over 10.6 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 34% and peaks near 39% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13317
23316
33316
43315
53314
63314
73213
83213
93212
103212
113211
123211
133210
143210
153310
16339
17339
18339
19349
20348
21358
22358
23368
24367
25377
26376
27376
28386
29386
30395
31395

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
9991
10991
11991
12991
13991
14991
15991
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 10 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
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light 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 6:34 AM to 5:44 AM, and sunset from 5:32 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:345:32
211.06:335:33
311.06:315:34
411.16:305:35
511.16:285:36
611.26:265:37
711.26:255:39
811.36:235:40
911.36:215:41
1011.46:205:42
1111.46:185:43
1211.56:165:44
1311.56:155:46
1411.66:135:47
1511.66:115:48
1611.76:105:49
1711.76:085:50
1811.86:065:51
1911.86:055:52
2011.86:035:54
2111.96:015:55
2211.95:595:56
2312.05:585:57
2412.05:565:58
2512.15:545:59
2612.15:526:00
2712.25:516:01
2812.25:496:02
2912.35:476:04
3012.35:456:05
3112.45:446:06

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.12 kWh/m².

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 6.57 kWh/m² in June across the year — March's 4.12 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.7Moderate
63.8Moderate
73.8Moderate
83.9Moderate
93.9Moderate
103.9Moderate
114.0Moderate
124.0Bright
134.1Bright
144.1Bright
154.1Bright
164.2Bright
174.2Bright
184.2Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.4Bright
244.4Bright
254.4Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.6Bright
314.6Bright
Planning a trip in March

Is March a good time to visit Griffith?

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

1.2
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 Griffith.

What to pack for Griffith in March

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

In March, Griffith sees daytime highs around 46°F and nights near 31°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Griffith in March

The nearest coast averages about 35°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 73°F and coldest in February near 35°F.

It's comfortable for a long swim from Jul 10 to Sep 16 — about 2.3 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan38Bracing
Feb35Bracing
Mar35Bracing
Apr39Bracing
May46Bracing
Jun59Cool
Jul70Refreshing
Aug73Refreshing
Sep68Refreshing
Oct58Bracing
Nov49Bracing
Dec42Bracing

UV index in Griffith 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 Griffith peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Griffith 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 Griffith is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1418 µg/m³Oct 238 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar15Moderate
Apr15Moderate
May17Moderate
Jun17Moderate
Jul18Moderate
Aug16Moderate
Sep12Moderate
Oct8Good
Nov9Good
Dec10Good
Location & terrain

Where is Griffith?

Griffith sits at 41.5°N, 87.4°W, 630 ft above sea level, in United States. The nearest listed city is Highland, 2.5 mi away.

Topography around Griffith

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

Within 2 miles, the terrain around Griffith has only modest variations in elevation — a maximum elevation change of 108 ft around an average of 636 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 276 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 673 ft.

The land around Griffith is covered by trees (50%) and artificial surfaces (29%) within 2 miles, trees (36%) and artificial surfaces (28%) within 10 miles, and cropland (39%) and water (23%) within 50 miles.

2 miles
108 ft
10 miles
276 ft
50 miles
673 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
March weather nearby: Highland 2.5 mi · Schererville 3.7 mi · Munster 5.0 mi · Hammond 5.6 mi · Dyer 5.6 mi · Merrillville 5.6 mi · Gary 6.2 mi · Lansing 6.2 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 Griffith (41.5284°, -87.4236°, elevation 630 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).