Willimantic weather in June

In June, Willimantic sees average daytime highs of 77°F and overnight lows near 59°F, with 3.8 in of rain across 11.5 wet days and about 15 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 74°F in the first days to 81°F by the end. The sky is clear or mostly clear about 24% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of June to 15 hours by month's end. Set against the rest of the year, June is Willimantic's 10th-clearest and 9th-windiest month. For the whole year in context, see Willimantic's year-round climate.

Daytime high
77°
3rd warmest
Overnight low
59°
10th coldest
Rainfall
3.8 in
11.5 wet days
Daylight
15 hours
4:19 AM – 7:19 PM
Cloud cover
64%
10th clearest
Wind
6 mph
9th windiest
Solar energy
5.97 kWh/m²
Travel score
6.5
out of 10

Willimantic is census-designated place in Windham, Connecticut, United States.

Density
1,528/km²
people per km²

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 74°F in the first days to 81°F by the end.

A typical June day in Willimantic reaches about 77°F in the afternoon and slips back to 59°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 87°F. Set against its neighbours, June runs about 9°F warmer than May and about 6°F cooler than July.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17354
27355
37455
47455
57455
67456
77556
87556
97557
107557
117657
127658
137658
147758
157758
167759
177859
187860
197860
207860
217960
227961
238061
248061
258062
268062
278162
288162
298163
308163

How June really feels in Willimantic

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.

Willimantic weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan36° / 22°3.49.65.59.30.0
Feb38° / 23°3.08.74.910.30.0
Mar46° / 30°4.110.54.111.71.3
Apr58° / 40°3.6110.913.14.1
May68° / 49°3.211.1014.36.0
Jun77° / 59°3.811.50156.5
Jul83° / 65°3.610.9014.75.8
Aug81° / 63°4.110.2013.76.5
Sep73° / 56°3.88.8012.37.0
Oct62° / 45°4.09.60.210.95.3
Nov51° / 35°3.48.90.99.62.5
Dec41° / 27°4.210.44.490.2

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% 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 56%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24357
34357
44357
54357
64258
74258
84258
94159
104159
114159
124159
134258
144258
154357
164357
174258
184357
194357
204357
214456
224555
234555
244654
254654
264654
274654
284753
294852
304852

Chance of precipitation in June

Any precipitation

Willimantic gets around 3.8 in of rain over 11.5 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 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
235
336
436
536
637
737
837
937
1037
1137
1237
1337
1437
1538
1638
1738
1838
1938
2039
2138
2238
2338
2438
2538
2637
2737
2836
2936
3035

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
163201340
263201340
361201450
460211450
558211560
658211560
757211570
855221670
954221680
1053221780
1151221890
1250221990
13482220100
14462320110
15452321110
16432322120
17412322130
18402323140
19382323151
20372324161
21362324161
22342225171
23332226182
24312226182
25302226193
26292226193
27292226203
28282226204
29272226214
30272226215

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
96calm
106calm
116calm
126calm
136calm
146calm
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 48 min at the start of June to 15 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:23 AM to 4:22 AM, and sunset from 7:10 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.84:237:10
214.84:227:11
314.84:227:12
414.94:217:12
514.94:217:13
614.94:207:14
714.94:207:14
814.94:207:15
914.94:207:16
1014.94:197:16
1115.04:197:17
1215.04:197:17
1315.04:197:18
1415.04:197:18
1515.04:197:19
1615.04:197:19
1715.04:197:20
1815.04:197:20
1915.04:197:20
2015.04:197:21
2115.04:197:21
2215.04:197:21
2315.04:207:21
2415.04:207:22
2515.04:207:22
2615.04:207:22
2715.04:217:22
2815.04:217:22
2915.04:227:22
3015.04:227:22

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.97 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.68 kWh/m² to a high of 5.97 kWh/m² in June across the year — June's 5.97 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
166.0Bright
176.0Bright
186.0Intense
196.0Intense
206.0Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in June

Hazard calendar for Willimantic

In seasonPeak

In June, Willimantic sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Willimantic sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Willimantic?

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

6.5
Sightseeing
2nd-best month of the year
5.8
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Willimantic for sightseeing.

What to pack for Willimantic in June

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

In June, Willimantic sees daytime highs around 77°F and nights near 59°F. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

Sea temperature near Willimantic in June

The nearest coast averages about 60°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 38 mi away) is warmest in August at about 69°F and coldest in February near 39°F.

It's comfortable for a long swim from Jul 29 to Aug 30 — about 1.1 months when the water holds above 68°F.

40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan43Bracing
Feb39Bracing
Mar40Bracing
Apr44Bracing
May51Bracing
Jun60Cool
Jul67Cool
Aug69Refreshing
Sep67Cool
Oct62Cool
Nov55Bracing
Dec48Bracing

UV index in Willimantic in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Willimantic peaks around July 10 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 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 10UV 8Dec 23UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7Very high
Jun8Very high
Jul8Very high
Aug5High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Willimantic?

Willimantic sits at 41.7°N, 72.2°W, 223 ft above sea level, in United States. The nearest listed city is Windham, 2.5 mi away.

Topography around Willimantic

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

Within 2 miles, the terrain around Willimantic has only modest variations in elevation — a maximum elevation change of 558 ft around an average of 331 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 784 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,663 ft.

The land around Willimantic is covered by trees (75%) within 2 miles, trees (86%) within 10 miles, and trees (72%) within 50 miles.

2 miles
558 ft
10 miles
784 ft
50 miles
1,663 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Windham 2.5 mi · Mansfield City 3.7 mi · Storrs 6.8 mi · Norwich 14 mi · Plainfield 16 mi · Montville Center 16 mi · Manchester 17 mi · Killingly Center 20 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 Willimantic (41.7107°, -72.2081°, elevation 223 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).