Biddeford weather in July

In July, Biddeford sees average daytime highs of 78°F and overnight lows near 64°F, with 2.9 in of rain across 9.2 wet days and about 14.9 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 78°F through the month. The sky is clear or mostly clear about 30% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 h 12 min at the start of July to 14 h 30 min by month's end. Set against the rest of the year, July is Biddeford's 6th-clearest and 11th-windiest month. For the whole year in context, see Biddeford's year-round climate.

Daytime high
78°
1st warmest
Overnight low
64°
12th coldest
Rainfall
2.9 in
9.2 wet days
Daylight
14 h 54 min
4:19 AM – 7:15 PM
Cloud cover
59%
6th clearest
Wind
7 mph
11th windiest
Solar energy
6.12 kWh/m²
Travel score
6.8
out of 10

Biddeford is city in York County, Maine, United States.

Density
139/km²
people per km²
Founded
1616

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 78°F through the month.

A typical July day in Biddeford reaches about 78°F in the afternoon and slips back to 64°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 87°F. Set against its neighbours, July runs about 6°F warmer than June and on par with August.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
17762
27762
37762
47862
57863
67863
77863
87863
97863
107863
117863
127863
137864
147864
157864
167864
177964
187964
197964
207964
217964
227964
237964
247964
257964
267964
277964
287964
297964
307964
317964

How July really feels in Biddeford

Once humidity and wind are folded in, July 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

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

Biddeford weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan32° / 19°3.39.46.69.10.0
Feb34° / 19°3.18.86.210.20.0
Mar41° / 27°4.110.65.511.60.3
Apr53° / 38°3.810.11.613.22.9
May63° / 47°2.910.10.114.55.3
Jun73° / 57°3.410015.26.6
Jul78° / 64°2.99.2014.96.8
Aug77° / 62°2.98.4013.87.1
Sep70° / 55°3.28.2012.36.8
Oct59° / 45°4.39.70.210.84.6
Nov48° / 35°3.59.21.39.51.7
Dec38° / 26°4.210.25.48.80.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
45050
55149
65248
75248
85347
95347
105347
115347
125347
135347
145248
155248
165149
175149
185050
195050
204852
214852
224852
234852
244951
254951
264951
274951
284951
295050
305050
315050

Chance of precipitation in July

Any precipitation

Biddeford gets around 2.9 in of rain over 9.2 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
329
429
529
628
728
828
929
1029
1129
1229
1330
1430
1530
1631
1731
1831
1932
2032
2132
2232
2332
2432
2532
2632
2732
2831
2931
3031
3131

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 32% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1182930203
2182930203
3172930203
4162931203
5153031213
6153031214
7143031214
8143031224
9133031224
10123031234
11122931244
12112930255
13112830265
14112731265
15102631275
16102631285
17102531296
1892431306
1992331306
2092232316
2192232317
2282132327
2382132327
2482132327
2582132327
2682132327
2782232326
2882232326
2982232316
3082332316
3182332316

Wind in July

Winds average 7 mph in July.

Across July, 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.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 12 min at the start of July to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 4:09 AM to 4:34 AM, and sunset from 7:21 PM to 7:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:097:21
215.24:107:21
315.24:107:21
415.24:117:21
515.14:117:20
615.14:127:20
715.14:137:20
815.14:137:19
915.14:147:19
1015.14:157:19
1115.04:157:18
1215.04:167:18
1315.04:177:17
1415.04:187:17
1515.04:197:16
1614.94:197:15
1714.94:207:15
1814.94:217:14
1914.94:227:13
2014.84:237:13
2114.84:247:12
2214.84:257:11
2314.74:267:10
2414.74:277:09
2514.74:287:08
2614.64:297:07
2714.64:307:06
2814.64:317:05
2914.54:327:04
3014.54:337:03
3114.54:347:02

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.12 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.51 kWh/m² to a high of 6.12 kWh/m² in July across the year — July's 6.12 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.0Intense
196.0Intense
206.0Intense
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in July

Hazard calendar for Biddeford

In seasonPeak

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

Biddeford 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 July a good time to visit Biddeford?

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

6.8
Sightseeing
2nd-best month of the year
6.4
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Biddeford for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Biddeford in July

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

In July, Biddeford sees daytime highs around 78°F and nights near 64°F. Pack sun protection. Worth having: light clothes and rain gear. About 9 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Biddeford in July

The nearest coast averages about 62°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 9 mi away) is warmest in August at about 64°F and coldest in March near 38°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan42Bracing
Feb39Bracing
Mar38Bracing
Apr42Bracing
May48Bracing
Jun56Bracing
Jul62Cool
Aug64Cool
Sep61Cool
Oct55Bracing
Nov49Bracing
Dec45Bracing

UV index in Biddeford in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Biddeford peaks around July 12 at about 7 (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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateModerateLowJul 12UV 7Dec 23UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun7High
Jul7Very high
Aug4Moderate
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Biddeford?

Biddeford sits at 43.5°N, 70.5°W, 69 ft above sea level, in United States. The nearest listed city is Saco, 0.6 mi away.

Topography around Biddeford

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

Within 2 miles, the terrain around Biddeford has only modest variations in elevation — a maximum elevation change of 236 ft around an average of 112 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 463 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,933 ft.

The land around Biddeford is covered by trees (64%) within 2 miles, trees (60%) and water (24%) within 10 miles, and trees (60%) and water (34%) within 50 miles.

2 miles
236 ft
10 miles
463 ft
50 miles
2,933 ft
treesgrasslandcroplandartificial surfaceswaterwetland
July weather nearby: Saco 0.6 mi · West Scarborough 6.2 mi · South Portland Gardens 12 mi · Westbrook 14 mi · South Portland 15 mi · Portland 15 mi · Sanford 17 mi · Rochester 29 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 Biddeford (43.4926°, -70.4534°, elevation 69 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).