Greeley weather in April

In April, Greeley sees average daytime highs of 62°F and overnight lows near 36°F, with 1.9 in of precipitation across 8.5 wet days and about 13 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 60°F in the first days to 65°F by the end. The sky is clear or mostly clear about 28% 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 Greeley's 11th-clearest and 1st-windiest month. For the whole year in context, see Greeley's year-round climate.

Daytime high
62°
7th warmest
Overnight low
36°
6th coldest
Precipitation
1.9 in
8.5 wet days
Daylight
13 h 06 min
5:27 AM – 6:31 PM
Cloud cover
59%
11th clearest
Wind
7 mph
1st windiest
Solar energy
6.05 kWh/m²
Travel score
5.5
out of 10

Greeley is city in and county seat of Weld County, Colorado, United States.

Density
876/km²
people per km²
Founded
1869

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 60°F in the first days to 65°F by the end.

A typical April day in Greeley reaches about 62°F in the afternoon and slips back to 36°F overnight — a 26°F spread between the day's warmth and the night's chill. On most days the high lands between 46°F and 76°F. Set against its neighbours, April runs about 7°F warmer than March and about 9°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
15933
25933
36033
46033
56033
66034
76034
86134
96135
106135
116135
126235
136235
146236
156236
166236
176236
186237
196337
206337
216337
226338
236338
246438
256438
266439
276439
286539
296540
306540

How April really feels in Greeley

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 21 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
21
wind chill below the day's low

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

Greeley 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
Jan41° / 19°0.42.93.39.40.2
Feb45° / 21°0.43.43.410.41.2
Mar55° / 29°1.15.43.211.74.0
Apr62° / 36°1.98.52.7135.5
May71° / 45°2.69.80.614.26.6
Jun82° / 55°1.67.3014.86.4
Jul88° / 61°1.47.5014.64.7
Aug86° / 59°1.26.6013.65.5
Sep78° / 50°1.14.60.312.37.7
Oct64° / 38°1.25.11.410.96.5
Nov51° / 27°0.63.82.99.82.9
Dec41° / 20°0.42.939.20.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 21% of April, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25248
35248
45149
55149
65050
74951
84852
94852
104852
114654
124654
134654
144654
154654
164654
174654
184753
194753
204753
214852
224753
234852
244951
254951
264951
275050
285050
295050
305050

Chance of precipitation in April

Any precipitationSnow

Greeley gets around 1.9 in of rain and snow over 8.5 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 28% and peaks near 32% on the wettest days, and about 3 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
12310
22310
32410
42410
52411
62411
72411
82511
92510
102510
112610
122610
132710
142710
15289
16289
17289
18298
19298
20308
21307
22317
23317
24327
25327
26326
27326
28326
29325
30325

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in April

Winds average 7 mph in April, the windiest month of the year.

Across April, 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.

0246810151015202530
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

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 5:51 AM to 5:06 AM, and sunset from 6:15 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:516:15
212.45:506:17
312.55:486:18
412.55:466:19
512.65:456:20
612.65:436:21
712.75:416:22
812.75:406:23
912.85:386:24
1012.85:376:25
1112.95:356:26
1212.95:336:27
1312.95:326:28
1413.05:306:29
1513.05:286:30
1613.15:276:31
1713.15:256:32
1813.25:246:33
1913.25:226:34
2013.25:216:35
2113.35:196:36
2213.35:186:37
2313.45:166:39
2413.45:156:40
2513.55:136:41
2613.55:126:42
2713.55:116:43
2813.65:096:44
2913.65:086:45
3013.75:066:46

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.05 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 7.29 kWh/m² in June across the year — April's 6.05 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.8Bright
55.8Bright
65.8Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Bright
136.0Intense
146.0Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.4Intense
Planning a trip in April

Is April a good time to visit Greeley?

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

5.5
Sightseeing
5th-best month of the year
1.2
Beach & pool
7th-best month of the year

April is a reasonable time to visit Greeley for sightseeing.

What to pack for Greeley in April

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

In April, Greeley sees daytime highs around 62°F and nights near 36°F. Pack sun protection. Worth having: a warm layer and rain gear. About 9 days see rain.

sun protectiona warm layerrain gear

UV index in Greeley 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 Greeley peaks around July 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 13UV 11Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr6High
May7Very high
Jun10Extreme
Jul11Extreme
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Greeley 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 Greeley is worst in October — around 30 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (November, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodOct 1528 µg/m³Nov 2310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar14Moderate
Apr11Good
May11Good
Jun12Good
Jul14Moderate
Aug19Moderate
Sep17Moderate
Oct30Moderate
Nov10Good
Dec11Good
Location & terrain

Where is Greeley?

Greeley sits at 40.4°N, 104.7°W, 4,675 ft above sea level, in United States. The nearest listed city is Evans, 3.1 mi away.

Topography around Greeley

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

Within 2 miles, the terrain around Greeley has only modest variations in elevation — a maximum elevation change of 226 ft around an average of 4,705 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 505 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,862 ft.

The land around Greeley is covered by artificial surfaces (51%) within 2 miles, cropland (55%) and grassland (29%) within 10 miles, and grassland (61%) and cropland (21%) within 50 miles.

2 miles
226 ft
10 miles
505 ft
50 miles
9,862 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Evans 3.1 mi · Windsor 11 mi · Loveland 19 mi · Fort Collins 22 mi · Longmont 27 mi · Brighton 31 mi · Erie 32 mi · Lafayette 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 Greeley (40.4233°, -104.7091°, elevation 4,675 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).