Erie weather in April

In April, Erie sees average daytime highs of 60°F and overnight lows near 34°F, with 2.7 in of precipitation across 9.9 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 58°F in the first days to 63°F by the end. The sky is clear or mostly clear about 29% 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 36 min by month's end. Set against the rest of the year, April is Erie's 11th-clearest and 1st-windiest month. For the whole year in context, see Erie's year-round climate.

Daytime high
60°
7th warmest
Overnight low
34°
6th coldest
Precipitation
2.7 in
9.9 wet days
Daylight
13 h 06 min
5:29 AM – 6:32 PM
Cloud cover
58%
11th clearest
Wind
6 mph
1st windiest
Solar energy
6.21 kWh/m²
Travel score
4.9
out of 10

Erie is town in Weld and Boulder Counties, Colorado, USA.

Density
478/km²
people per km²
Founded
1867

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 58°F in the first days to 63°F by the end.

A typical April day in Erie reaches about 60°F in the afternoon and slips back to 34°F overnight — a 26°F spread between the day's warmth and the night's chill. On most days the high lands between 44°F and 75°F. Set against its neighbours, April runs about 6°F warmer than March and about 9°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
15731
25831
35831
45831
55832
65932
75932
85932
95933
105933
116033
126033
136034
146034
156034
166034
176035
186135
196135
206135
216136
226136
236236
246236
256237
266237
276237
286338
296338
306338

How April really feels in Erie

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 24 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
24
wind chill below the day's low

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

Erie 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° / 18°0.84.74.89.50.2
Feb44° / 20°0.85.65.510.41.0
Mar54° / 27°1.77.6511.73.5
Apr60° / 34°2.79.94.3134.9
May69° / 44°3.311.90.714.26.1
Jun80° / 53°2.19.2014.86.6
Jul86° / 59°1.78.5014.65.2
Aug84° / 57°1.67.3013.66.1
Sep77° / 49°1.56.10.412.37.6
Oct64° / 37°1.66.32.110.96.4
Nov51° / 26°1.15.84.69.82.9
Dec41° / 18°0.84.64.79.20.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 20% of April, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25248
35149
45149
55149
65149
75149
85050
95050
105050
114951
124951
134852
144852
154852
164852
174753
184753
194852
204753
214753
224852
234852
244753
254852
264852
274852
284852
294951
304951

Chance of precipitation in April

Any precipitationSnow

Erie gets around 2.7 in of rain and snow over 9.9 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 33% and peaks near 38% on the wettest days, and about 4 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
13118
23018
33017
43017
52917
62917
72916
82816
92816
102815
112915
122915
132914
143014
153114
163214
173313
183313
193413
203513
213612
223612
233712
243712
253811
263811
273811
283810
293810
30389

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 6 mph in April, the windiest month of the year.

Across April, 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
15calm
25calm
35calm
45calm
55calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over April. Sunrise moves from 5:53 AM to 5:08 AM, and sunset from 6:17 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:536:17
212.45:516:18
312.55:506:19
412.55:486:20
512.65:466:21
612.65:456:22
712.75:436:23
812.75:416:24
912.85:406:25
1012.85:386:26
1112.85:376:27
1212.95:356:28
1312.95:336:29
1413.05:326:30
1513.05:306:31
1613.15:296:32
1713.15:276:33
1813.15:266:34
1913.25:246:35
2013.25:236:36
2113.35:216:37
2213.35:206:38
2313.45:186:39
2413.45:176:40
2513.45:156:41
2613.55:146:42
2713.55:136:44
2813.65:116:45
2913.65:106:46
3013.65:086:47

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.21 kWh/m².

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 7.42 kWh/m² in June across the year — April's 6.21 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.9Bright
45.9Bright
56.0Bright
66.0Bright
76.0Intense
86.0Intense
96.1Intense
106.1Intense
116.1Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in April

Is April a good time to visit Erie?

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

4.9
Sightseeing
7th-best month of the year
0.6
Beach & pool
7th-best month of the year

April is a reasonable time to visit Erie for sightseeing.

What to pack for Erie in April

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

In April, Erie sees daytime highs around 60°F and nights near 34°F. Pack sun protection. Worth having: a warm layer and rain gear. About 10 days see rain.

sun protectiona warm layerrain gear

UV index in Erie 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 Erie 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 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 13UV 11Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar7High
Apr6High
May7Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Erie 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 Erie is worst in August — around 21 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (May, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1620 µg/m³May 1113 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb15Moderate
Mar16Moderate
Apr13Moderate
May13Moderate
Jun14Moderate
Jul14Moderate
Aug21Moderate
Sep13Moderate
Oct15Moderate
Nov15Moderate
Dec16Moderate
Location & terrain

Where is Erie?

Erie sits at 40.1°N, 105.0°W, 5,026 ft above sea level, in United States. The nearest listed city is Lafayette, 4.3 mi away.

Topography around Erie

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

Within 2 miles, the terrain around Erie has only modest variations in elevation — a maximum elevation change of 338 ft around an average of 5,072 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 938 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,728 ft.

The land around Erie is covered by grassland (49%) and artificial surfaces (20%) within 2 miles, grassland (46%) and cropland (25%) within 10 miles, and grassland (42%) and trees (30%) within 50 miles.

2 miles
338 ft
10 miles
938 ft
50 miles
9,728 ft
treesgrasslandcroplandartificial surfacesbare terrainwatermoss and lichen
April weather nearby: Lafayette 4.3 mi · Louisville 6.8 mi · Longmont 8.7 mi · Broomfield 9.3 mi · Northglenn 12 mi · Boulder 12 mi · Brighton 13 mi · Thornton 13 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 Erie (40.0503°, -105.05°, elevation 5,026 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).