Greeley weather in June

In June, Greeley sees average daytime highs of 82°F and overnight lows near 55°F, with 1.6 in of rain across 7.3 wet days and about 14.8 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 77°F in the first days to 86°F by the end. The sky is clear or mostly clear about 36% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 42 min at the start of June to 14 h 54 min by month's end. Set against the rest of the year, June is Greeley's 8th-clearest and 4th-windiest month. For the whole year in context, see Greeley's year-round climate.

Daytime high
82°
3rd warmest
Overnight low
55°
10th coldest
Rainfall
1.6 in
7.3 wet days
Daylight
14 h 54 min
4:33 AM – 7:25 PM
Cloud cover
50%
8th clearest
Wind
6 mph
4th windiest
Solar energy
7.29 kWh/m²
Travel score
6.4
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 June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 77°F in the first days to 86°F by the end.

A typical June day in Greeley reaches about 82°F in the afternoon and slips back to 55°F overnight — a 27°F spread between the day's warmth and the night's chill. On most days the high lands between 71°F and 93°F. Set against its neighbours, June runs about 11°F warmer than May and about 6°F cooler than July.

40°60°80°100°151015202530
Avg high (°F)Avg low (°F)
17651
27751
37751
47851
57852
67852
77952
87952
98053
108053
118053
128153
138154
148154
158254
168255
178255
188355
198355
208356
218456
228456
238557
248557
258557
268657
278658
288658
298758
308758

How June really feels in Greeley

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

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Greeley weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 3rd-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 June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 28% of June, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25743
35743
45842
55941
66040
76139
86139
96238
106238
116238
126238
136337
146337
156436
166436
176535
186535
196634
206634
216832
226832
237030
247030
257228
267228
277327
287327
297327
307426

Chance of precipitation in June

Any precipitation

Greeley gets around 1.6 in of rain over 7.3 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
330
430
529
629
728
828
928
1027
1127
1227
1327
1426
1526
1625
1724
1824
1923
2023
2122
2222
2322
2421
2521
2621
2721
2821
2921
3021

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19820
29730
39730
49730
59640
69640
79640
89640
99550
109550
119460
129460
139460
149460
159370
169370
179370
189370
199370
209370
219280
229280
239280
249280
259280
269190
279190
289091
2989101
3089101

Wind in June

Winds average 6 mph in June.

Across June, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 42 min at the start of June to 14 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:36 AM to 4:36 AM, and sunset from 7:16 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.74:367:16
214.74:367:17
314.74:367:18
414.74:357:18
514.74:357:19
614.84:357:20
714.84:347:20
814.84:347:21
914.84:347:22
1014.84:347:22
1114.84:337:23
1214.84:337:23
1314.84:337:24
1414.94:337:24
1514.94:337:25
1614.94:337:25
1714.94:337:26
1814.94:337:26
1914.94:337:26
2014.94:337:27
2114.94:337:27
2214.94:347:27
2314.94:347:27
2414.94:347:27
2514.94:347:28
2614.94:357:28
2714.94:357:28
2814.94:357:28
2914.94:367:28
3014.94:367:28

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 7.29 kWh/m² — the sunniest month for solar.

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 — June's 7.29 kWh/m² sits near the top of that range.

02468151015202530
Solar energy (kWh/m²)Level
16.9Intense
27.0Intense
37.0Intense
47.0Intense
57.1Intense
67.1Intense
77.1Intense
87.1Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.3Intense
157.3Intense
167.3Intense
177.3Intense
187.3Intense
197.4Intense
207.4Intense
217.4Intense
227.4Intense
237.4Intense
247.4Intense
257.5Intense
267.5Intense
277.5Intense
287.5Intense
297.5Intense
307.5Intense
Planning a trip in June

Is June a good time to visit Greeley?

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

6.4
Sightseeing
4th-best month of the year
7.1
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Greeley for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Greeley in June

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

In June, Greeley sees daytime highs around 82°F and nights near 55°F. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Greeley in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 10 (very high — sun protection essential). 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 June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June 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
June 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).