Siloam Springs weather in June

In June, Siloam Springs sees average daytime highs of 84°F and overnight lows near 67°F, with 4.2 in of rain across 11 wet days and about 14.4 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 81°F in the first days to 87°F by the end. The sky is clear or mostly clear about 38% of the time in June, and the air most often feels muggy.

Daylight stretches from about 14 h 18 min at the start of June to 14 h 24 min by month's end. Set against the rest of the year, June is Siloam Springs's 6th-clearest and 9th-windiest month. For the whole year in context, see Siloam Springs's year-round climate.

Daytime high
84°
3rd warmest
Overnight low
67°
10th coldest
Rainfall
4.2 in
11 wet days
Daylight
14 h 24 min
5:05 AM – 7:32 PM
Cloud cover
52%
6th clearest
Wind
6 mph
9th windiest
Solar energy
6.46 kWh/m²
Travel score
5.4
out of 10

Siloam Springs is city in Arkansas, United States.

Density
557/km²
people per km²
Founded
1881

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 81°F in the first days to 87°F by the end.

A typical June day in Siloam Springs reaches about 84°F in the afternoon and slips back to 67°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 77°F and 91°F. Set against its neighbours, June runs about 8°F warmer than May and about 5°F cooler than July.

50°60°70°80°90°151015202530
Avg high (°F)Avg low (°F)
18164
28164
38164
48264
58265
68265
78265
88365
98366
108366
118366
128466
138467
148467
158567
168567
178568
188568
198568
208668
218668
228669
238669
248769
258769
268769
278769
288769
298769
308770

How June really feels in Siloam Springs

Once humidity and wind are folded in, June averages 5 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
5
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Siloam Springs 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
Jan46° / 29°2.67.11.79.81.5
Feb51° / 32°2.67.21.510.62.7
Mar60° / 40°4.110.21.111.74.8
Apr68° / 49°5.411012.96.2
May76° / 58°5.412.80.113.96.4
Jun84° / 67°4.211014.45.4
Jul89° / 71°3.39.7014.24.2
Aug89° / 69°2.99013.44.5
Sep82° / 62°4.07.8012.26.7
Oct70° / 50°4.08.2011.17.1
Nov58° / 40°3.380.310.14.7
Dec48° / 32°2.87.51.59.62.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34852
44852
55050
65050
75050
85149
95149
105149
115347
125347
135446
145545
155644
165743
175842
186040
196040
206139
216139
226238
236337
246337
256337
266337
276436
286436
296436
306337

Chance of precipitation in June

Any precipitation

Siloam Springs gets around 4.2 in of rain over 11 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 37% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
240
340
439
539
639
739
839
939
1038
1138
1238
1338
1437
1537
1636
1736
1835
1935
2035
2134
2234
2334
2434
2535
2635
2735
2835
2936
3036

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1101825424
2101825435
391824445
481824446
571823457
671722468
761722479
861621489
9515214810
10514214911
11413214912
12412215013
13411225014
14310225015
1539225115
1638225116
1728225117
1827235018
1927235018
2026235019
2126234920
2226234821
2325224822
2425224724
2525214625
2625214526
2725204428
2825194330
2925194231
3025184233

Wind in June

Winds average 6 mph in June.

Across June, daily wind ranges from about 6 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
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 18 min at the start of June to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 5:07 AM to 5:08 AM, and sunset from 7:24 PM to 7:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:077:24
214.35:077:25
314.35:077:25
414.35:067:26
514.35:067:26
614.45:067:27
714.45:067:28
814.45:067:28
914.45:057:29
1014.45:057:29
1114.45:057:30
1214.45:057:30
1314.45:057:31
1414.45:057:31
1514.45:057:31
1614.45:057:32
1714.55:057:32
1814.55:057:33
1914.55:057:33
2014.55:057:33
2114.55:067:33
2214.55:067:34
2314.55:067:34
2414.55:067:34
2514.55:067:34
2614.55:077:34
2714.55:077:34
2814.55:077:34
2914.45:087:35
3014.45:087:35

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.46 kWh/m².

For context, solar energy here swings from a low near 2.23 kWh/m² to a high of 6.57 kWh/m² in July across the year — June's 6.46 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.6Intense
296.6Intense
306.6Intense
Planning a trip in June

Is June a good time to visit Siloam Springs?

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

5.4
Sightseeing
5th-best month of the year
6.7
Beach & pool
4th-best month of the year

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

What to pack for Siloam Springs in June

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

In June, Siloam Springs sees daytime highs around 84°F and nights near 67°F. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Siloam Springs 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 Siloam Springs peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highVery highHighModerateJul 12UV 10Dec 22UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Siloam Springs 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 Siloam Springs is worst in July — around 19 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (November, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1518 µg/m³Nov 236 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar12Moderate
Apr11Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug15Moderate
Sep11Good
Oct7Good
Nov6Good
Dec6Good
Location & terrain

Where is Siloam Springs?

Siloam Springs sits at 36.2°N, 94.5°W, 1,132 ft above sea level, in United States. The nearest listed city is Bentonville, 22 mi away.

Topography around Siloam Springs

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

Within 2 miles, the terrain around Siloam Springs has only modest variations in elevation — a maximum elevation change of 207 ft around an average of 1,142 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 640 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,031 ft.

The land around Siloam Springs is covered by grassland (40%), trees (32%) and artificial surfaces (21%) within 2 miles, trees (47%) and grassland (43%) within 10 miles, and trees (60%) and grassland (33%) within 50 miles.

2 miles
207 ft
10 miles
640 ft
50 miles
2,031 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Bentonville 22 mi · Springdale 23 mi · Fayetteville 23 mi · Bella Vista 25 mi · Rogers 25 mi · Tahlequah 30 mi · Van Buren 53 mi · Muskogee 55 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 Siloam Springs (36.1881°, -94.5405°, elevation 1,132 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).