Lima, United States — Weather in August 2026

Monthly climate averages for Lima, United States. Based on 10-year ERA5 reanalysis data.

Cfa Humid Subtropical
8.8 /10
Excellent

August is an excellent month in Lima

Climate Overview

Lima, United States in August has warm conditions, with highs averaging 26.9°C (80°F). Rain falls on about 10 days this month.

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 27°C (81°F).

Rainfall is heaviest during the middle of the month, while the first third tends to be drier.

Expect around 11.9h of sunshine at the start of August, decreasing to 11.0h by the end.

The warmest days tend to fall around the 10th, averaging 27.7°C (82°F).

Compared to July, this month is about 1°C cooler with 2 fewer rainy days.

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Monthly August Averages

Temperature
27°C / 18°C
Feels Like
29°C / 19°C
Rain
10 days · 76 mm
Sunshine
11.2h / day
Humidity
73% — Humid
Wind
16 km/h
Wind Direction
WSW (241°)
Gusts
33 km/h
Daylight
13.7 h
Cloud Cover
53%
Clear Sky Days
3.8
UV Index
6.6 — High
Dew Point
18°C — Humid
Moon Phase
Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 29°C 26°C 23°C 20°C 17°C 14°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 5 10 15 20 25 151015202531
Wind Speed
Sun Position
Sunrise 06:48
Daylight 13.8h
Sunset 20:37

What to Expect

Daytime temperatures around 27°C (80°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
2°C / -5°C
Feels Like
-3°C / -10°C
Rain
10days (77 mm) Wet
Sun
4.8h Fair
Humidity
73% Muggy
UV
2.2 Moderate
Snow Days
9days
View Details
February
Poor
Temp
5°C / -4°C
Feels Like
1°C / -9°C
Rain
10days (79 mm) Wet
Sun
6.5h Fair
Humidity
71% Muggy
UV
3.4 Moderate
Snow Days
8days
View Details
March
Poor
Temp
11°C / 1°C
Feels Like
7°C / -4°C
Rain
13days (101 mm) Wet
Sun
7.6h Good
Humidity
66% Muggy
UV
4.5 Moderate
Snow Days
4days
View Details
April
Fair
Temp
16°C / 6°C
Feels Like
14°C / 2°C
Rain
13days (102 mm) Wet
Sun
9h Good
Humidity
67% Muggy
UV
5.9 High
Snow Days
2days
View Details
May best
Excellent
Temp
21°C / 12°C
Feels Like
21°C / 10°C
Rain
14days (116 mm) Wet
Sun
10h Excellent
Humidity
71% Muggy
UV
6.4 High
View Details
June best
Excellent
Temp
26°C / 17°C
Feels Like
28°C / 17°C
Rain
12days (107 mm) Wet
Sun
11.6h Excellent
Humidity
70% Muggy
UV
6.9 High
View Details
July best
Excellent
Temp
28°C / 20°C
Feels Like
31°C / 21°C
Rain
12days (98 mm) Wet
Sun
11.8h Excellent
Humidity
73% Muggy
UV
7.1 Very High
View Details
August best
Excellent
Temp
27°C / 18°C
Feels Like
29°C / 19°C
Rain
10days (76 mm) Wet
Sun
11.2h Excellent
Humidity
73% Muggy
UV
6.6 High
View Details
September best
Excellent
Temp
25°C / 16°C
Feels Like
25°C / 15°C
Rain
7days (60 mm) Good
Sun
9.5h Good
Humidity
69% Muggy
UV
5.3 High
View Details
October
Good
Temp
19°C / 10°C
Feels Like
16°C / 7°C
Rain
10days (75 mm) Wet
Sun
7.8h Good
Humidity
68% Muggy
UV
4 Moderate
View Details
November
Poor
Temp
10°C / 3°C
Feels Like
7°C / -2°C
Rain
8days (65 mm) Wet
Sun
6.1h Fair
Humidity
69% Muggy
UV
2.6 Moderate
Snow Days
4days
View Details
December
Poor
Temp
5°C / -2°C
Feels Like
1°C / -7°C
Rain
11days (70 mm) Wet
Sun
4.7h Fair
Humidity
74% Muggy
UV
2 Low
Snow Days
6days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 2°C / -5°C -3°C / -10°C 10days (77 mm) Wet 4.8h Fair 73% Muggy 2.2 Moderate Poor View Details
February 5°C / -4°C 1°C / -9°C 10days (79 mm) Wet 6.5h Fair 71% Muggy 3.4 Moderate Poor View Details
March 11°C / 1°C 7°C / -4°C 13days (101 mm) Wet 7.6h Good 66% Muggy 4.5 Moderate Poor View Details
April 16°C / 6°C 14°C / 2°C 13days (102 mm) Wet 9h Good 67% Muggy 5.9 High Fair View Details
May best 21°C / 12°C 21°C / 10°C 14days (116 mm) Wet 10h Excellent 71% Muggy 6.4 High Excellent View Details
June best 26°C / 17°C 28°C / 17°C 12days (107 mm) Wet 11.6h Excellent 70% Muggy 6.9 High Excellent View Details
July best 28°C / 20°C 31°C / 21°C 12days (98 mm) Wet 11.8h Excellent 73% Muggy 7.1 Very High Excellent View Details
August best 27°C / 18°C 29°C / 19°C 10days (76 mm) Wet 11.2h Excellent 73% Muggy 6.6 High Excellent View Details
September best 25°C / 16°C 25°C / 15°C 7days (60 mm) Good 9.5h Good 69% Muggy 5.3 High Excellent View Details
October 19°C / 10°C 16°C / 7°C 10days (75 mm) Wet 7.8h Good 68% Muggy 4 Moderate Good View Details
November 10°C / 3°C 7°C / -2°C 8days (65 mm) Wet 6.1h Fair 69% Muggy 2.6 Moderate Poor View Details
December 5°C / -2°C 1°C / -7°C 11days (70 mm) Wet 4.7h Fair 74% Muggy 2 Low Poor View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

August is typically excellent for visiting Lima, with average highs of 27°C (80°F) and around 10 rainy days. Lima, United States in August has warm conditions, with highs averaging 26.9°C (80°F). Rain falls on about 10 days this
Lima typically sees around 10 rainy days in August with 76 mm (3 in) of total rainfall. An umbrella should suffice.
Evenings in Lima during August are mild at 18°C (65°F). A light cardigan is usually enough.
With highs of 27°C (80°F) and lows of 18°C (65°F) in August, we recommend: Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.
Yes, August offers some of the best weather conditions in Lima with comfortable temperatures and lower chances of rain.
The average UV index in Lima during August is 7 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Lima gets approximately 14 hours of daylight per day in August, with around 11 hours of sunshine.
Snow is uncommon in Lima during August based on 10-year climate averages.

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