Average sea water temperature in September:
+78.7°F
| Minimum sea water temperature in September: | 80.8°F |
| Maximum sea water temperature in September: | 76.6°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 78.8°F. The highest and lowest sea temperatures during the month were 79.7°F and 77.9°F.
Monthly sea water temperature in Diani, °F
Which Kenya resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Lamu | 79.9°F | 80.4°F |
| Watamu | 78.9°F | 79.5°F |
| Diani | 78.8°F | 79.4°F |
| Bamburi | 78.8°F | 79.5°F |
| Mombasa | 78.7°F | 79.4°F |
| Malindi | 78.7°F | 79.4°F |
| Kisumu | 77.7°F | 78.5°F |
Best time for vacation in Diani
Diani on a weather map
Places in Kenya:
Name
°F
24 Hours Forecast
Diani
Local time: 04:43
December 06, saturday
0600

75°F
SE
4 mph
4 mph
0900

81°F
S
3 mph
3 mph
1200

86°F
W
9 mph
9 mph
1500

84°F
W
12 mph
12 mph
1800

81°F
W
12 mph
12 mph
2100

77°F
W
8 mph
8 mph
December 07, sunday
0000

77°F
W
4 mph
4 mph
0300

77°F
SW
5 mph
5 mph



























