Lima weather in August

In August, Lima sees average daytime highs of 81°F and overnight lows near 63°F, with 3.3 in of rain across 9.9 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 81°F through the month. The sky is clear or mostly clear about 35% of the time in August, and the air most often feels muggy.

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

Daytime high
81°
2nd warmest
Overnight low
63°
11th coldest
Rainfall
3.3 in
9.9 wet days
Daylight
13 h 36 min
5:51 AM – 7:30 PM
Cloud cover
55%
3rd clearest
Wind
6 mph
12th windiest
Solar energy
5.49 kWh/m²
Travel score
6.6
out of 10

Lima is city in and county seat of Allen County, Ohio, United States.

Density
1,060/km²
people per km²
Founded
1831

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 81°F through the month.

A typical August day in Lima reaches about 81°F in the afternoon and slips back to 63°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 88°F. Set against its neighbours, August runs about 2°F cooler than July and about 6°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18265
28265
38264
48264
58264
68264
78264
88164
98164
108164
118164
128164
138164
148164
158163
168163
178163
188163
198163
208163
218063
228063
238063
248063
258062
268062
278062
288062
298062
308062
318061

How August really feels in Lima

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.

Lima weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan34° / 21°2.910.45.99.40.0
Feb38° / 23°2.494.910.40.0
Mar48° / 31°3.411.13.411.71.7
Apr61° / 42°4.312.70.813.14.6
May71° / 52°4.213.3014.26.0
Jun79° / 62°4.011.8014.96.3
Jul82° / 65°3.411.1014.66.0
Aug81° / 63°3.39.9013.66.6
Sep75° / 56°2.68012.37.2
Oct63° / 45°2.89.10.210.95.6
Nov50° / 35°3.19.21.49.72.3
Dec39° / 26°2.9104.29.10.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55644
65446
75446
85446
95347
105347
115347
125347
135347
145347
155347
165347
175446
185446
195446
205446
215545
225545
235545
245644
255644
265644
275743
285743
295842
305842
315842

Chance of precipitation in August

Any precipitation

Lima gets around 3.3 in of rain over 9.9 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 32% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
234
333
433
533
633
734
834
934
1034
1134
1235
1335
1435
1534
1634
1734
1833
1933
2032
2132
2231
2330
2430
2529
2628
2727
2827
2926
3026
3126

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11025282710
21025272710
31125272710
41125272710
51125272610
61225262610
71225262610
81325262610
91325262610
101425252610
111425252610
12152525269
13152525269
14152525269
15152525278
16152525278
17152525278
18152524287
19152524287
20152524297
21152524297
22162524296
23162523296
24162523296
25172523296
26182523286
27192523286
28202523276
29212523266
30222523256
31232523245

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 7 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
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:37 AM to 6:07 AM, and sunset from 7:48 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:377:48
214.25:387:47
314.15:387:46
414.15:397:45
514.15:407:44
614.05:417:43
714.05:427:42
813.95:437:40
913.95:447:39
1013.95:457:38
1113.85:467:36
1213.85:477:35
1313.85:487:34
1413.75:497:32
1513.75:507:31
1613.65:517:30
1713.65:527:28
1813.65:537:27
1913.55:547:25
2013.55:557:24
2113.45:567:22
2213.45:587:21
2313.35:597:19
2413.36:007:18
2513.36:017:16
2613.26:027:14
2713.26:037:13
2813.16:047:11
2913.16:057:10
3013.06:067:08
3113.06:077:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.49 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 6.28 kWh/m² in June across the year — August's 5.49 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.6Bright
125.6Bright
135.6Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.4Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.2Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.1Bright
315.0Bright
Planning a trip in August

Is August a good time to visit Lima?

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

6.6
Sightseeing
2nd-best month of the year
6.7
Beach & pool
1st-best month of the year

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

What to pack for Lima in August

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

In August, Lima sees daytime highs around 81°F and nights near 63°F. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Lima in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Lima peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 19UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec1Low

Air quality in Lima in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Lima is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1217 µg/m³Oct 238 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar13Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Lima?

Lima sits at 40.7°N, 84.1°W, 879 ft above sea level, in United States. The nearest listed city is Findlay, 32 mi away.

Topography around Lima

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

Within 2 miles, the terrain around Lima has only modest variations in elevation — a maximum elevation change of 295 ft around an average of 873 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 466 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 988 ft.

The land around Lima is covered by artificial surfaces (37%), trees (35%) and grassland (23%) within 2 miles, cropland (61%) within 10 miles, and cropland (81%) within 50 miles.

2 miles
295 ft
10 miles
466 ft
50 miles
988 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Findlay 32 mi · Sidney 32 mi · Defiance 40 mi · Piqua 42 mi · Troy 49 mi · Bowling Green 50 mi · Marysville 52 mi · Marion 52 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 Lima (40.7426°, -84.1052°, elevation 879 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).