Falmouth weather in August

In August, Falmouth sees average daytime highs of 30°C and overnight lows near 25°C, with 148 mm of rain across 25.8 wet days and about 12.6 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 22% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 48 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Falmouth's 9th-clearest and 10th-windiest month. For the whole year in context, see Falmouth's year-round climate.

Daytime high
30°
1st warmest
Overnight low
25°
12th coldest
Rainfall
148 mm
25.8 wet days
Daylight
12 h 36 min
5:56 AM – 6:34 PM
Cloud cover
63%
9th clearest
Wind
10 km/h
10th windiest
Solar energy
6.34 kWh/m²
Travel score
3.1
out of 10

Falmouth is chief town and capital of Trelawny Parish, Jamaica.

Founded
1769

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 30°C through the month.

A typical August day in Falmouth reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 31°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How August really feels in Falmouth

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Falmouth weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°4712.6116.5
Feb27° / 22°3911.711.46.5
Mar28° / 23°6013.311.96.2
Apr29° / 23°8415.512.45.2
May29° / 24°18722.712.93.9
Jun30° / 25°12520.313.13.6
Jul30° / 25°12322.9133.5
Aug30° / 25°14825.812.63.1
Sep30° / 25°1862612.13.1
Oct29° / 25°17424.811.63.6
Nov28° / 24°9117.111.15.1
Dec27° / 23°561210.96.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 25% of August, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35644
45545
55446
65446
75446
85248
95248
105149
115149
125050
135050
144852
154852
164753
174654
184654
194555
204357
214357
224357
234258
244258
254258
264258
274159
284060
294060
304060
314060

Chance of precipitation in August

Any precipitation

Falmouth gets around 148 mm of rain over 25.8 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 83% and peaks near 86% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
179
279
380
480
580
681
781
881
981
1081
1181
1282
1382
1482
1583
1683
1783
1884
1984
2084
2185
2285
2385
2486
2586
2686
2786
2886
2986
3086
3186

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14159
24159
34060
43961
53961
63862
73763
83763
93664
103664
113565
123565
133466
143466
153367
163268
173169
183169
193070
202971
212971
222872
232773
242773
252674
262674
272674
282674
292674
302773
312773

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 48 min at the start of August to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over August. Sunrise moves from 5:51 AM to 5:59 AM, and sunset from 6:42 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:516:42
212.85:526:42
312.85:526:41
412.85:526:41
512.85:536:40
612.85:536:40
712.85:536:39
812.75:546:39
912.75:546:38
1012.75:546:37
1112.75:546:37
1212.75:556:36
1312.75:556:36
1412.75:556:35
1512.65:566:34
1612.65:566:34
1712.65:566:33
1812.65:566:32
1912.65:576:32
2012.65:576:31
2112.65:576:30
2212.55:576:29
2312.55:576:29
2412.55:586:28
2512.55:586:27
2612.55:586:26
2712.55:586:26
2812.45:596:25
2912.45:596:24
3012.45:596:23
3112.45:596:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.34 kWh/m².

For context, solar energy here swings from a low near 4.34 kWh/m² to a high of 6.65 kWh/m² in July across the year — August's 6.34 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in August

Hazard calendar for Falmouth

In seasonPeak

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

Falmouth 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 Falmouth?

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

3.1
Sightseeing
11th-best month of the year
4.4
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Falmouth.

What to pack for Falmouth in August

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

In August, Falmouth sees daytime highs around 30°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Falmouth in August

The nearest coast averages about 29°C 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 15 km away) is warmest in September at about 30°C and coldest in February near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Falmouth in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Falmouth peaks around April 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 17UV 13Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Falmouth 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 Falmouth is worst in June — around 32 µg/m³ PM2.5 (moderate), about 4.3× the cleanest month (December, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2231 µg/m³Dec 177 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr13Moderate
May18Moderate
Jun32Moderate
Jul30Moderate
Aug23Moderate
Sep16Moderate
Oct13Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Falmouth?

Falmouth sits at 18.5°N, 77.7°W, 0 m above sea level, in Jamaica. The nearest listed city is Barrett Town, 16 km away.

Barrett TownMontego BayMandevilleSavanna-la-MarOcho RiosMay PenLinsteadNegril

Topography around Falmouth

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

Within 3 km, the terrain around Falmouth has only modest variations in elevation — a maximum elevation change of 93 m around an average of 5 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 474 m; within 80 km, large variations in elevation — a maximum elevation change of 978 m.

The land around Falmouth is covered by water (54%) within 3 km, water (48%) and trees (39%) within 16 km, and water (50%) and trees (41%) within 80 km.

3 km
93 m
16 km
474 m
80 km
978 m
treesgrasslandartificial surfaceswaterwetlandmangroves
August weather nearby: Barrett Town 16 km · Montego Bay 28 km · Mandeville 53 km · Savanna-la-Mar 59 km · Ocho Rios 59 km · May Pen 73 km · Linstead 77 km · Negril 77 km

Jamaica travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
110 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$8,003
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
49.4
per 100k, 2023
Road deaths
15.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 65%none 21%other 7%Roman Catholic 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 Falmouth (18.4936°, -77.6559°, elevation 0 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. 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. 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).