Dyer weather in April

In April, Dyer sees average daytime highs of 58°F and overnight lows near 41°F, with 4.3 in of precipitation across 12.5 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 53°F in the first days to 62°F by the end. The sky is clear or mostly clear about 24% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 42 min by month's end. Set against the rest of the year, April is Dyer's 8th-clearest and 3rd-windiest month. For the whole year in context, see Dyer's year-round climate.

Daytime high
58°
7th warmest
Overnight low
41°
6th coldest
Precipitation
4.3 in
12.5 wet days
Daylight
13 h 06 min
5:17 AM – 6:24 PM
Cloud cover
66%
8th clearest
Wind
10 mph
3rd windiest
Solar energy
5.13 kWh/m²
Travel score
3.9
out of 10

Dyer is town in Indiana.

Density
1,000/km²
people per km²
Founded
1838

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 53°F in the first days to 62°F by the end.

A typical April day in Dyer reaches about 58°F in the afternoon and slips back to 41°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 44°F and 72°F. Set against its neighbours, April runs about 12°F warmer than March and about 11°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
15236
25336
35337
45337
55437
65438
75538
85538
95639
105639
115640
125740
135740
145841
155841
165841
175842
185942
195942
205943
216043
226043
236044
246144
256144
266145
276245
286245
296246
306346

How April really feels in Dyer

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 8 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
8
wind chill below the day's low

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

Dyer weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 2nd-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°2.38.44.19.10.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23664
33565
43565
53565
63565
73565
83565
93565
103565
113763
123763
133763
143763
153862
163961
173961
183862
193961
203961
213961
223961
234060
243961
253961
263961
274060
283961
293961
303961

Chance of precipitation in April

Any precipitationSnow

Dyer gets around 4.3 in of rain and snow over 12.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 42% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1395
2405
3405
4405
5404
6414
7415
8415
9424
10424
11424
12424
13424
14424
15423
16423
17423
18423
19422
20422
21422
22422
23421
24421
25411
26411
27411
28401
29400
30400

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19820
29820
39820
49820
59820
69721
79721
89721
99721
109721
119721
129721
139631
149631
159631
169631
179631
189631
199631
209541
219541
229541
239451
249451
259361
269361
279271
289271
299181
308992

Wind in April

Winds average 10 mph in April.

Across April, 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.

051015151015202530
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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over April. Sunrise moves from 5:42 AM to 4:56 AM, and sunset from 6:07 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:426:07
212.55:416:08
312.55:396:09
412.65:376:11
512.65:356:12
612.75:346:13
712.75:326:14
812.75:306:15
912.85:296:16
1012.85:276:17
1112.95:256:18
1212.95:236:19
1313.05:226:20
1413.05:206:21
1513.15:196:23
1613.15:176:24
1713.25:156:25
1813.25:146:26
1913.25:126:27
2013.35:116:28
2113.35:096:29
2213.45:076:30
2313.45:066:31
2413.55:046:33
2513.55:036:34
2613.65:016:35
2713.65:006:36
2813.64:596:37
2913.74:576:38
3013.74:566:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.13 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 — April's 5.13 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.2Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in April

Is April a good time to visit Dyer?

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

3.9
Sightseeing
7th-best month of the year
0.3
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Dyer.

What to pack for Dyer in April

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

In April, Dyer sees daytime highs around 58°F and nights near 41°F. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

Sea temperature near Dyer in April

The nearest coast averages about 39°F in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 12 mi away) 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 Dyer in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Dyer 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 Dyer in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Dyer 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 Dyer?

Dyer sits at 41.5°N, 87.5°W, 640 ft above sea level, in United States. The nearest listed city is Schererville, 3.7 mi away.

Topography around Dyer

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

Within 2 miles, the terrain around Dyer has only modest variations in elevation — a maximum elevation change of 128 ft around an average of 643 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 558 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 673 ft.

The land around Dyer is covered by trees (38%), grassland (25%) and artificial surfaces (24%) within 2 miles, trees (38%) and artificial surfaces (25%) within 10 miles, and cropland (42%) and water (20%) within 50 miles.

2 miles
128 ft
10 miles
558 ft
50 miles
673 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Schererville 3.7 mi · Munster 5.0 mi · Lansing 5.0 mi · Highland 5.6 mi · Griffith 5.6 mi · Chicago Heights 6.2 mi · Hammond 6.2 mi · Park Forest 8.1 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 Dyer (41.4942°, -87.5217°, elevation 640 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).