Cascade, Seychelles experiences average highs of 27°C (81°F) and lows of 26°C (79°F) throughout the year. Rainfall is frequent, averaging about 17 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Cascade, Seychelles Weather & Climate 2026
Monthly climate averages for Cascade, Seychelles. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.7/10
Best: June, July, August, September
UV Index
8
High
Temperature 27°C / 26°C
Feels Like 31°C / 28°C
Rainy Days 17
Rainfall 156 mm
Sunshine 10 h
Humidity 81%
Wind Speed 24 km/h
Dew Point 23°C
Hottest Month
29°C
April
Avg Low27°C
Rain19days
Coldest Month
25°C
August
Avg High26°C
Rain12days
Driest Month
12days
August
Avg High26°C
Avg Low25°C
Windiest Month
31 km/h
July (Gusts 42)
Sea Temperature
26°C – 30°C
Warmest water: April (
30.4°C
)
Worst Time to Visit
Consider avoiding April due to heavy rainfall, oppressive humidity.
Sun Position
Sunrise 06:24
Daylight 11.9h
Sunset 18:15
Live conditions—
Cascade on the map · live conditions
Cascade, Seychelles
- Continent
- Africa
- Country
- Seychelles
- City
- Cascade
- Population
- 7.3K
- Coordinates
- -4.67°, 55.50°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 27°C
Avg Low 26°C
Rain 16 days/mo
1/3 best months
Summer
Dec–Feb
Avg High 28°C
Avg Low 26°C
Rain 20 days/mo
Autumn
Mar–May
Avg High 28°C
Avg Low 27°C
Rain 18 days/mo
Winter
Jun–Aug
Avg High 26°C
Avg Low 25°C
Rain 15 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 27°C / 26°C . Feb: 28°C / 26°C . Mar: 28°C / 27°C . Apr: 29°C / 27°C . May: 28°C / 27°C . Jun: 27°C / 26°C . Jul: 26°C / 25°C . Aug: 26°C / 25°C . Sep: 26°C / 25°C . Oct: 27°C / 26°C . Nov: 27°C / 26°C . Dec: 27°C / 26°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 278 mm. Feb: 159 mm. Mar: 116 mm. Apr: 152 mm. May: 196 mm. Jun: 100 mm. Jul: 77 mm. Aug: 52 mm. Sep: 155 mm. Oct: 101 mm. Nov: 184 mm. Dec: 307 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 81%. Feb: 79%. Mar: 79%. Apr: 80%. May: 81%. Jun: 83%. Jul: 84%. Aug: 84%. Sep: 83%. Oct: 81%. Nov: 80%. Dec: 82%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 22 km/h . Feb: 21 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 24 km/h . Jun: 29 km/h . Jul: 31 km/h . Aug: 31 km/h . Sep: 30 km/h . Oct: 23 km/h . Nov: 18 km/h . Dec: 21 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 10h. Mar: 11h. Apr: 10h. May: 10h. Jun: 10h. Jul: 10h. Aug: 11h. Sep: 10h. Oct: 11h. Nov: 11h. Dec: 10h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 29°C . Feb: 29°C . Mar: 30°C . Apr: 30°C . May: 30°C . Jun: 28°C . Jul: 26°C . Aug: 26°C . Sep: 27°C . Oct: 28°C . Nov: 29°C . Dec: 29°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 9. Mar: UV 9. Apr: UV 9. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 9. Oct: UV 9. Nov: UV 9. Dec: UV 8.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending drier by about 9 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | — | Apr · 29°C |
| Coldest month | — | Aug · 25°C |
| Wettest month | Jan 2025 · 407 mm | Dec · 307 mm |
| Windiest month | Jul 2025 · 34 km/h | Jul · 31 km/h |
Month-by-Month Weather Table
January
Wet 
February
Fair March
Poor April
Wet May
Wet June best
Excellent July best
Good August best
Good September best
Fair October
Fair November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 27°C / 26°C | 32°C / 29°C | 22days (278 mm) Wet | 9.5h Good | 81% Humid | 8.5 Very High | Wet | View Details |
| February | 28°C / 26°C | 33°C / 30°C | 15days (159 mm) Wet | 10.1h Excellent | 79% Humid | 9.2 Very High | Fair | View Details |
| March | 28°C / 27°C | 34°C / 31°C | 16days (116 mm) Wet | 10.5h Excellent | 79% Humid | 9.2 Very High | Poor | View Details |
| April | 29°C / 27°C | 34°C / 31°C | 19days (152 mm) Wet | 10.3h Excellent | 80% Humid | 8.5 Very High | Wet | View Details |
| May | 28°C / 27°C | 32°C / 30°C | 20days (196 mm) Wet | 10.1h Excellent | 81% Humid | 7.8 Very High | Wet | View Details |
| June best | 27°C / 26°C | 30°C / 28°C | 17days (100 mm) Wet | 10.3h Excellent | 83% Humid | 7.5 Very High | Excellent | View Details |
| July best | 26°C / 25°C | 28°C / 26°C | 15days (77 mm) Wet | 10.4h Excellent | 84% Humid | 7.6 Very High | Good | View Details |
| August best | 26°C / 25°C | 28°C / 26°C | 12days (52 mm) Wet | 10.5h Excellent | 84% Humid | 8.3 Very High | Good | View Details |
| September best | 26°C / 25°C | 29°C / 26°C | 16days (155 mm) Wet | 10.2h Excellent | 83% Humid | 8.7 Very High | Fair | View Details |
| October | 27°C / 26°C | 31°C / 28°C | 15days (101 mm) Wet | 10.9h Excellent | 81% Humid | 9.1 Very High | Fair | View Details |
| November | 27°C / 26°C | 33°C / 29°C | 17days (184 mm) Wet | 10.7h Excellent | 80% Humid | 9 Very High | Wet | View Details |
| December | 27°C / 26°C | 32°C / 29°C | 24days (307 mm) Wet | 9.9h Good | 82% Humid | 8.2 Very High | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Cascade are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Cascade, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Cascade is April, with average daytime highs of 29°C (83°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Cascade is August, with average overnight lows of 25°C (76°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Cascade is December, averaging 307mm of precipitation across 24 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Cascade runs through December, January, May, April, with the heaviest rainfall in December. Based on 10-year averages for Cascade.
Cascade receives approximately 123 sunshine hours per year. The sunniest month is October with around 11 hours. Based on climate data for Cascade.
The least favorable months to visit Cascade are April, primarily due to heavy rainfall, oppressive humidity. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Cascade is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Cascade is 81%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes — sea temperatures in January, February, March, April, May, June, July, August, September, October, November, December average 28°C (82°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Cascade are 24 km/h (15 mph). The windiest month is July with peak winds reaching 31 km/h (19 mph) (gusts up to 42 km/h / 26 mph).
Cascade averages 1 clear-sky days per month with overall cloud cover around 64%. The clearest skies occur in November.
The annual average dew point in Cascade is 23°C (73°F), which feels muggy and uncomfortable. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Cascade has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Cascade ranges from 28°C (82°F) to 31°C (88°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
Yes, June is a great time to visit Cascade. It earns a climate score of 7.5/10 with Excellent.
For June in Cascade, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 27°C (80°F) and 17 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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