Is Cayenne safe to visit?

Travelia rates Cayenne, French Guiana “safe”, following US State Department and UK FCDO travel advisories.

What is the sea temperature in Cayenne in July?

The sea off Cayenne averages about 28°C in July.

Cayenne is warmest in Mar and driest in Sep; mild (18–28°C) months are Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec.

coastal destination · city of 61,550 · warmest in Mar · sea ~28°C in July · budget-friendly

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	25	25	26	26	26	26	26	26	26	26	26	26
High °C	28	28	29	29	29	29	30	31	31	32	31	29
Low °C	22	22	23	23	23	22	21	21	21	21	22	22
Sea °C	27	27	27	27	28	28	28	28	28	28	28	27
Rain (days)	255	243	255	255	255	255	219	109	63	75	133	255

Warmest month: Mar. Driest: Sep.

JanFebMarAprMayJunJulAugSepOctNovDecmild (18–28°C)

Herbier de Guyane
Maison Félix Éboué · We 09:00-13:00, Fr 09:00-13:00
Musée des Cultures Guyanaises · Mo-Fr 09:00-13:00,15:00-17:45; Sa 08:00-11:45, We 09:00-13:00
Musée départemental Alexandre Franconie · Mo,Fr 08:00-16:45; We 08:00-13:15,14:00-16:45; Th 08:00-14:45; Sa 08:00-12:15
Ferronnerie D'Art
Muzé du Nimport'Koi
Ancienne caserne du Génie, dite Hôtel de l'Inspection
Fort Cépérou

Places from OpenStreetMap contributors (ODbL) — 71 sights and 220 places to eat mapped in total.