Sleaford weather in June

In June, Sleaford sees average daytime highs of 19°C and overnight lows near 11°C, with 67 mm of rain across 11.6 wet days and about 16.6 hours of daylight. It is the 3rd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 20°C by the end. The sky is clear or mostly clear about 11% of the time in June, and the air most often feels dry.

Daylight stretches from about 16 h 18 min at the start of June to 16 h 36 min by month's end. Set against the rest of the year, June is Sleaford's 12th-clearest and 11th-windiest month. For the whole year in context, see Sleaford's year-round climate.

Daytime high
19°
3rd warmest
Overnight low
11°
10th coldest
Rainfall
67 mm
11.6 wet days
Daylight
16 h 36 min
3:43 AM – 8:21 PM
Cloud cover
74%
12th clearest
Wind
14 km/h
11th windiest
Solar energy
4.96 kWh/m²
Travel score
5.6
out of 10

Sleaford is market town and civil parish in Lincolnshire, England, UK.

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 18°C in the first days to 20°C by the end.

A typical June day in Sleaford reaches about 19°C in the afternoon and slips back to 11°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 24°C. Set against its neighbours, June runs about 3°C warmer than May and about 3°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
11810
21810
31810
41810
51810
61810
71810
81810
91810
101810
111810
121811
131911
141911
151911
161911
171911
181911
191911
201911
211911
222011
232011
242012
252012
262012
272012
282012
292012
302012

How June really feels in Sleaford

Once humidity and wind are folded in, June averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
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.

Sleaford weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 4911.50.97.90.8
Feb / 399.51.49.51.2
Mar10° / 4510.4111.52.2
Apr13° / 5211.20.213.63.4
May16° / 5410.8015.54.7
Jun19° / 11°6711.6016.65.6
Jul21° / 13°6611.4016.26.1
Aug21° / 13°6810.6014.56.2
Sep18° / 11°559.7012.45.6
Oct14° / 6010.8010.33.9
Nov10° / 5711.30.28.42.1
Dec / 5411.21.17.41.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12971
22971
32971
42971
52872
62872
72872
82773
92575
102575
112575
122575
132476
142476
152377
162377
172377
182377
192377
202377
212377
222476
232476
242575
252575
262575
272575
282674
292674
302674

Chance of precipitation in June

Any precipitation

Sleaford gets around 67 mm of rain over 11.6 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 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
340
440
540
640
740
840
940
1040
1140
1239
1339
1439
1538
1638
1738
1837
1937
2037
2137
2237
2337
2437
2537
2637
2738
2838
2938
3038

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
190100
289101
388111
488111
588111
687121
787121
887121
986131
1086131
1184142
1284142
1384142
1484142
1583152
1682153
1782153
1882153
1982153
2082153
2182153
2282153
2380164
2480164
2579174
2680173
2779183
2878193
2977203
3076213

Wind in June

Winds average 14 km/h in June.

Across June, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 16 h 18 min at the start of June to 16 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 3:51 AM to 3:46 AM, and sunset from 8:08 PM to 8:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
116.33:518:08
216.33:508:09
316.43:498:10
416.43:488:11
516.43:478:12
616.43:478:13
716.53:468:14
816.53:458:15
916.53:458:16
1016.53:448:17
1116.63:448:18
1216.63:448:19
1316.63:438:19
1416.63:438:20
1516.63:438:21
1616.63:438:21
1716.73:428:22
1816.73:428:22
1916.73:428:23
2016.73:428:23
2116.73:428:23
2216.73:438:24
2316.73:438:24
2416.73:438:24
2516.73:438:24
2616.73:448:24
2716.73:448:24
2816.73:458:24
2916.63:458:24
3016.63:468:24

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.96 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.58 kWh/m² to a high of 4.96 kWh/m² in June across the year — June's 4.96 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in June

Is June a good time to visit Sleaford?

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

5.6
Sightseeing
3rd-best month of the year
2.3
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Sleaford for sightseeing.

What to pack for Sleaford in June

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

In June, Sleaford sees daytime highs around 19°C and nights near 11°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Sleaford in June

The nearest coast averages about 14°C 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 54 km away) is warmest in August at about 17°C and coldest in February near 5°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar6Bracing
Apr8Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug17Cool
Sep16Cool
Oct13Bracing
Nov10Bracing
Dec7Bracing

UV index in Sleaford in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Sleaford peaks around August 11 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 11UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Sleaford?

Sleaford sits at 53.0°N, 0.4°W, 17 m above sea level, in United Kingdom. The nearest listed city is Grantham, 18 km away.

Topography around Sleaford

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sleaford.

Within 3 km, the terrain around Sleaford has only modest variations in elevation — a maximum elevation change of 43 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 145 m; within 80 km, significant variations in elevation — a maximum elevation change of 424 m.

The land around Sleaford is covered by cropland (61%) within 3 km, cropland (76%) within 16 km, and cropland (52%) and grassland (20%) within 80 km.

3 km
43 m
16 km
145 m
80 km
424 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Grantham 18 km · Boston 26 km · Lincoln 27 km · Newark on Trent 28 km · Spalding 29 km · Stamford 39 km · Melton Mowbray 41 km · Arnold 48 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 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 Sleaford (52.9983°, -0.4094°, elevation 17 m), 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. 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).