Eagle weather in May

In May, Eagle sees average daytime highs of 69°F and overnight lows near 44°F, with 1.6 in of precipitation across 7.5 wet days and about 14.5 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 65°F in the first days to 73°F by the end. The sky is clear or mostly clear about 38% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 54 min at the start of May to 15 hours by month's end. Set against the rest of the year, May is Eagle's 6th-clearest and 3rd-windiest month. For the whole year in context, see Eagle's year-round climate.

Daytime high
69°
5th warmest
Overnight low
44°
8th coldest
Precipitation
1.6 in
7.5 wet days
Daylight
14 h 30 min
5:26 AM – 7:57 PM
Cloud cover
52%
6th clearest
Wind
5 mph
3rd windiest
Solar energy
6.96 kWh/m²
Travel score
6.9
out of 10

Eagle is city in Ada County, Idaho, United States.

Density
310/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 65°F in the first days to 73°F by the end.

A typical May day in Eagle reaches about 69°F in the afternoon and slips back to 44°F overnight — a 25°F spread between the day's warmth and the night's chill. On most days the high lands between 56°F and 82°F. Set against its neighbours, May runs about 9°F warmer than April and about 9°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16440
26540
36540
46540
56641
66641
76641
86742
96742
106742
116843
126843
136843
146944
156944
166944
176945
187045
197045
207045
217046
227146
237146
247146
257147
267247
277247
287247
297348
307348
317348

How May really feels in Eagle

Once humidity and wind are folded in, May 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

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

Eagle weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan37° / 23°2.410.76.69.10.0
Feb43° / 27°1.79.24.310.20.6
Mar52° / 32°2.010.62.511.62.8
Apr60° / 37°1.78.60.513.24.9
May69° / 44°1.67.50.114.56.9
Jun78° / 51°0.83.9015.27.9
Jul89° / 58°0.21.2014.95.6
Aug87° / 57°0.21.5013.86.0
Sep77° / 49°0.62.6012.38.4
Oct62° / 39°1.250.110.86.2
Nov47° / 30°1.99.639.51.5
Dec37° / 23°2.711.26.98.80.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55941
65842
75743
85743
95644
105644
115545
125446
135446
145446
155446
165446
175446
185446
195446
205446
215545
225545
235644
245743
255842
265842
275842
285941
295941
305941
315941

Chance of precipitation in May

Any precipitation

Eagle gets around 1.6 in of rain and snow over 7.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 26% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
323
423
523
623
724
824
925
1025
1125
1226
1326
1426
1526
1626
1726
1826
1926
2026
2125
2225
2325
2424
2524
2623
2722
2822
2921
3021
3120

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May 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%151015202531
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
31100

Wind in May

Winds average 5 mph in May.

Across May, 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.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 54 min at the start of May to 15 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over May. Sunrise moves from 5:45 AM to 5:13 AM, and sunset from 7:40 PM to 8:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:457:40
214.05:447:41
314.05:427:42
414.05:417:43
514.15:407:45
614.15:387:46
714.25:377:47
814.25:367:48
914.25:347:49
1014.35:337:50
1114.35:327:52
1214.45:317:53
1314.45:297:54
1414.45:287:55
1514.55:277:56
1614.55:267:57
1714.65:257:58
1814.65:247:59
1914.65:238:01
2014.75:228:02
2114.75:218:03
2214.75:208:04
2314.85:198:05
2414.85:188:06
2514.85:188:07
2614.85:178:08
2714.95:168:09
2814.95:158:10
2914.95:158:10
3015.05:148:11
3115.05:138:12

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.96 kWh/m².

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 8.03 kWh/m² in July across the year — May's 6.96 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.9Intense
156.9Intense
166.9Intense
176.9Intense
186.9Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.1Intense
247.1Intense
257.1Intense
267.2Intense
277.2Intense
287.2Intense
297.2Intense
307.3Intense
317.3Intense
Planning a trip in May

Is May a good time to visit Eagle?

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

6.9
Sightseeing
3rd-best month of the year
3.9
Beach & pool
5th-best month of the year

May is a reasonable time to visit Eagle for sightseeing.

What to pack for Eagle in May

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

In May, Eagle sees daytime highs around 69°F and nights near 44°F. Pack sun protection. Worth having: a warm layer. About 8 days see rain.

sun protectiona warm layer

UV index in Eagle in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Eagle peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 13UV 9Dec 14UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May8Very high
Jun9Very high
Jul9Very high
Aug7Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Eagle in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Eagle is worst in August — around 45 µg/m³ PM2.5 (poor), about 6.0× the cleanest month (December, 7 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodAug 1742 µg/m³Dec 208 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr10Good
May10Good
Jun8Good
Jul20Moderate
Aug45Poor
Sep21Moderate
Oct15Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Eagle?

Eagle sits at 43.7°N, 116.4°W, 2,566 ft above sea level, in United States. The nearest listed city is Meridian, 6.2 mi away.

Topography around Eagle

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

Within 2 miles, the terrain around Eagle has only modest variations in elevation — a maximum elevation change of 171 ft around an average of 2,585 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,274 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,116 ft.

The land around Eagle is covered by trees (42%), grassland (24%) and artificial surfaces (22%) within 2 miles, grassland (54%) within 10 miles, and grassland (64%) within 50 miles.

2 miles
171 ft
10 miles
3,274 ft
50 miles
7,116 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Meridian 6.2 mi · Boise 9.3 mi · Kuna 14 mi · Nampa 15 mi · Caldwell 17 mi · Twin Falls 124 mi · Pendleton 181 mi · Lewiston Orchards 188 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 Eagle (43.6954°, -116.354°, elevation 2,566 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).