World Resorts Costa Rica Jaco Weather

Jaco weather in October

Weather in Jaco: October

Average day temperature: 81.2°F
Average night temperature: 77.5°F
Sea water temperature: 83.3°F
Number of sunny days: 0 days
Day length: 11.8 - 12.0 hours
Number of rainy days: 21 days
Precipitation totals: 11.9 in.

Air temperature in October, °F

Show year:
2025
2024
2023

The highest day temperature during October of 2025 was 82°F. At the same time the lowest night temperature was 74°F. Daily and nightly averages during October were 80.8°F and 77.1°F.

Sea water temperature in Jaco in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 82.9°F. The highest and lowest sea temperatures during the month were 83.8°F and 81.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in October are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in October, in.

Precipitation total value in Jaco in October is 11.9 in. It makes october one of the most rainy months of the year.

Wind speed in October, mph

The average wind speed value in October is 4.6 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in October is: 3.5.

Best time for vacation in Jaco

Sunniest months:
February 11 days
March 10 days
January 7 days
Warmest months:
April 85.2 °F
March 85.1 °F
February 84.7 °F
Warmest sea temp:
April 85.6 °F
May 85.4 °F
March 85.3 °F
Coldest months:
November 80.5 °F
October 81.2 °F
August 81.7 °F
Rainiest months:
August 24 days
July 22 days
June 22 days
Windiest months:
February 5.2 mph
March 5.1 mph
April 4.8 mph

Jaco on a weather map

Jaco
+77°F
W 5 mph
Feels like: +81°F
Precip.: 100%
Places in Costa Rica:
Name
°F
+57°F
+77°F
+73°F
+72°F
+73°F
+73°F
+75°F
+54°F
+79°F
+75°F
+73°F
+57°F
24 Hours Forecast
Jaco
Local time: 00:06
December 05, friday
0300
75°F
SW
6 mph
0600
75°F
SW
6 mph
0900
81°F
W
3 mph
1200
81°F
N
6 mph
1500
81°F
N
6 mph
1800
79°F
NW
6 mph
2100
77°F
W
5 mph
December 06, saturday
0000
77°F
W
4 mph
Units of measurement: °C / °F