Climate Insights for Buff Bay

Buff Bay, Portland, Jamaica

Hottest
August
30°C peak
Coldest
February
22°C low
Wettest
October
214mm rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Buff Bay is hot. The average annual temperature is 26°C and approximately 1116mm of precipitation falls per year. Buff Bay receives a notable amount of rainfall throughout the year, including during its driest month. Buff Bay is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, January, March, when temperatures can drop to 22°C.

Temperature

0° 5° 10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 27° Average: 24° Min: 22° Feb Max: 26° Average: 24° Min: 22° Mar Max: 27° Average: 24° Min: 22° Apr Max: 28° Average: 25° Min: 23° May Max: 29° Average: 26° Min: 24° Jun Max: 29° Average: 27° Min: 25° Jul Max: 30° Average: 27° Min: 25° Aug Max: 30° Average: 28° Min: 25° Sep Max: 30° Average: 27° Min: 25° Oct Max: 29° Average: 26° Min: 25° Nov Max: 28° Average: 26° Min: 24° Dec Max: 27° Average: 25° Min: 23°
Max
Average
Min

Buff Bay has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 28°C. February is the coolest month, with minimum temperatures around 22°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 64mm Feb Precipitation: 56mm Mar Precipitation: 59mm Apr Precipitation: 86mm May Precipitation: 100mm Jun Precipitation: 64mm Jul Precipitation: 56mm Aug Precipitation: 80mm Sep Precipitation: 99mm Oct Precipitation: 214mm Nov Precipitation: 158mm Dec Precipitation: 81mm
Precipitation

Buff Bay is a moderately rainy area, receiving approximately 1116mm of precipitation annually, which averages out to around 93mm per month. The wettest month is October, averaging 214mm of rainfall. November and May also tend to see above-average precipitation. The driest month is July, with just 56mm. That's 159mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 11km/h Feb Wind Speed: 12km/h Mar Wind Speed: 11km/h Apr Wind Speed: 10km/h May Wind Speed: 11km/h Jun Wind Speed: 12km/h Jul Wind Speed: 12km/h Aug Wind Speed: 11km/h Sep Wind Speed: 8km/h Oct Wind Speed: 8km/h Nov Wind Speed: 9km/h Dec Wind Speed: 11km/h
Wind Speed

Buff Bay is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Buff Bay, which began on September 23, 2026. Buff Bay is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 30°C, while the coldest stretch bottoms out in February near 22°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 22 to 29°C. Precipitation is moderate at around 245mm for the season, averaging 82mm per month. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 25 to 30°C. Precipitation is moderate at around 199mm for the season, averaging 66mm per month. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 24 to 30°C. Rainfall is heavy, totalling around 471mm across the season with a monthly average of 157mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 22 to 27°C. Precipitation is moderate at around 201mm for the season, averaging 67mm per month. Winds are generally light, averaging 11km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 24°
Feb 24°
Mar 24°
Apr 25°
May 26°
Jun 27°
Jul 27°
Aug 28°
Sep 27°
Oct 26°
Nov 26°
Dec 25°

The best time to visit Buff Bay is during January, February, March and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 65mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 30°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Buff Bay based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
22 °C
27 °C
11 km/h
64 mm
0 cm
Feb
22 °C
26 °C
12 km/h
56 mm
0 cm
Mar
22 °C
27 °C
11 km/h
59 mm
0 cm
Apr
23 °C
28 °C
10 km/h
86 mm
0 cm
May
24 °C
29 °C
11 km/h
100 mm
0 cm
Jun
25 °C
29 °C
12 km/h
64 mm
0 cm
Jul
25 °C
30 °C
12 km/h
56 mm
0 cm
Aug
25 °C
30 °C
11 km/h
80 mm
0 cm
Sep Current
25 °C
30 °C
8 km/h
99 mm
0 cm
Oct
25 °C
29 °C
8 km/h
214 mm
0 cm
Nov
24 °C
28 °C
9 km/h
158 mm
0 cm
Dec
23 °C
27 °C
11 km/h
81 mm
0 cm
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Metric (°C, km/h)