Augusta weather in August

In August, Augusta sees average daytime highs of 78°F and overnight lows near 60°F, with 3.0 in of rain across 9.1 wet days and about 13.8 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 80°F in the first days to 76°F by the end. The sky is clear or mostly clear about 33% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 14 h 30 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Augusta's 3rd-clearest and 12th-windiest month. For the whole year in context, see Augusta's year-round climate.

Daytime high
78°
2nd warmest
Overnight low
60°
11th coldest
Rainfall
3.0 in
9.1 wet days
Daylight
13 h 54 min
4:47 AM – 6:39 PM
Cloud cover
56%
3rd clearest
Wind
6 mph
12th windiest
Solar energy
5.29 kWh/m²
Travel score
6.9
out of 10

Augusta is capital city of the U.S. state of Maine and county seat of Kennebec County.

Density
126/km²
people per km²
Founded
1628

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 80°F in the first days to 76°F by the end.

A typical August day in Augusta reaches about 78°F in the afternoon and slips back to 60°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 71°F and 87°F. Set against its neighbours, August runs on par with July and about 8°F warmer than September.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18062
28062
38062
48062
58061
68061
78061
88061
98061
107961
117961
127961
137961
147960
157960
167860
177860
187860
197860
207860
217859
227859
237859
247759
257758
267758
277758
287658
297658
307657
317657

How August really feels in Augusta

Once humidity and wind are folded in, August 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

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

Augusta weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan29° / 12°3.28.86.69.10.0
Feb32° / 13°3.08.76.910.20.0
Mar40° / 23°3.810.35.911.60.2
Apr53° / 35°3.710.82.413.22.9
May64° / 46°3.010.50.114.55.5
Jun74° / 55°3.610.6015.36.5
Jul80° / 61°3.09.70156.6
Aug78° / 60°3.09.1013.86.9
Sep70° / 52°3.48.7012.36.8
Oct58° / 42°4.49.90.310.84.3
Nov45° / 31°3.59.31.99.41.1
Dec35° / 20°4.110.66.58.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24852
34951
44852
54951
65050
74951
84951
94852
104951
114951
124951
134951
144951
155050
165050
175149
185248
195347
205446
215446
225644
235644
245743
255842
265842
275842
285842
295842
305842
315743

Chance of precipitation in August

Any precipitation

Augusta gets around 3.0 in of rain over 9.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
630
731
831
931
1031
1131
1231
1331
1431
1531
1631
1730
1830
1929
2029
2128
2228
2327
2426
2526
2626
2725
2825
2925
3025
3125

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1192834182
2192833182
3192933182
4192932172
5203032172
6203031171
7203131171
8203131171
9213130171
10213130171
11213130161
12223230161
13223229161
14223229161
15233129161
16243129151
17243129151
18253129151
19263029141
20273028141
21282928141
22292928131
23312927131
24322826131
25342826121
26352825121
27362824121
28382823110
29392723110
30402723110
31412722100

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 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
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 30 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over August. Sunrise moves from 4:30 AM to 5:05 AM, and sunset from 7:00 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:307:00
214.54:316:59
314.44:326:58
414.44:346:56
514.34:356:55
614.34:366:54
714.34:376:52
814.24:386:51
914.24:396:50
1014.14:406:48
1114.14:426:47
1214.04:436:45
1314.04:446:44
1414.04:456:42
1513.94:466:41
1613.94:476:39
1713.84:496:37
1813.84:506:36
1913.74:516:34
2013.74:526:32
2113.64:536:31
2213.64:556:29
2313.54:566:27
2413.54:576:26
2513.44:586:24
2613.44:596:22
2713.35:016:20
2813.35:026:18
2913.25:036:17
3013.25:046:15
3113.15:056:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.29 kWh/m².

For context, solar energy here swings from a low near 1.47 kWh/m² to a high of 5.93 kWh/m² in July across the year — August's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.0Bright
285.0Bright
295.0Bright
304.9Bright
314.9Bright
Planning a trip in August

Hazard calendar for Augusta

In seasonPeak

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

Augusta 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 August a good time to visit Augusta?

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

6.9
Sightseeing
1st-best month of the year
6.5
Beach & pool
1st-best month of the year

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

What to pack for Augusta in August

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

In August, Augusta sees daytime highs around 78°F and nights near 60°F. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Augusta in August

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

The sea at the nearest coast (about 31 mi away) is warmest in August at about 62°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°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°F)Comfort
Jan41Bracing
Feb38Bracing
Mar38Bracing
Apr41Bracing
May47Bracing
Jun54Bracing
Jul60Cool
Aug62Cool
Sep58Bracing
Oct54Bracing
Nov49Bracing
Dec45Bracing

UV index in Augusta in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Augusta peaks around July 13 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 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 13UV 7Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May7High
Jun6High
Jul8Very high
Aug4Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Augusta?

Augusta sits at 44.3°N, 69.8°W, 125 ft above sea level, in United States. The nearest listed city is Waterville, 18 mi away.

Topography around Augusta

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

Within 2 miles, the terrain around Augusta has only modest variations in elevation — a maximum elevation change of 482 ft around an average of 207 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 709 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,655 ft.

The land around Augusta is covered by trees (62%) within 2 miles, trees (76%) within 10 miles, and trees (73%) and water (21%) within 50 miles.

2 miles
482 ft
10 miles
709 ft
50 miles
3,655 ft
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Waterville 18 mi · Lewiston 26 mi · Auburn 27 mi · Brunswick 29 mi · Portland 51 mi · South Portland 52 mi · Westbrook 53 mi · South Portland Gardens 53 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 Augusta (44.3106°, -69.7795°, elevation 125 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).