Climate Insights for Alto Surisan

Costa Rica

Hottest
May
23°C peak73°F peak
Coldest
February
13°C low55°F low
Wettest
October
418 mm rain16.5 in rain
Best to Visit
February, March
Mild temps & low rain

Climate Overview

The climate in Alto Surisan is temperate. The average annual temperature is 17°C and approximately 3,007 mm of precipitation falls per year. Alto Surisan receives a notable amount of rainfall throughout the year, including during its driest month. Alto Surisan sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Alto Surisan is temperate. The average annual temperature is 63°F and approximately 118.4 in of precipitation falls per year. Alto Surisan receives a notable amount of rainfall throughout the year, including during its driest month. Alto Surisan sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°5°10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 20°Average: 16°Min: 13°FebMax: 20°Average: 16°Min: 13°MarMax: 21°Average: 17°Min: 13°AprMax: 22°Average: 18°Min: 14°MayMax: 23°Average: 18°Min: 16°JunMax: 23°Average: 18°Min: 15°JulMax: 22°Average: 18°Min: 15°AugMax: 22°Average: 18°Min: 15°SepMax: 23°Average: 18°Min: 15°OctMax: 22°Average: 18°Min: 15°NovMax: 21°Average: 18°Min: 15°DecMax: 20°Average: 17°Min: 13°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 68°FAverage: 61°FMin: 55°FFebMax: 68°FAverage: 61°FMin: 55°FMarMax: 69°FAverage: 62°FMin: 55°FAprMax: 71°FAverage: 64°FMin: 58°FMayMax: 73°FAverage: 65°FMin: 60°FJunMax: 73°FAverage: 65°FMin: 60°FJulMax: 72°FAverage: 65°FMin: 59°FAugMax: 72°FAverage: 65°FMin: 59°FSepMax: 73°FAverage: 65°FMin: 59°FOctMax: 72°FAverage: 64°FMin: 59°FNovMax: 70°FAverage: 64°FMin: 58°FDecMax: 69°FAverage: 62°FMin: 56°F
Max
Average
Min

Alto Surisan has relatively stable temperatures year-round, staying within a 10°C range. May is the warmest month, though highs remain moderate at 23°C with a mean of 18°C. February is the coolest month, with minimum temperatures around 13°C and an average of 16°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.Alto Surisan has relatively stable temperatures year-round, staying within a 18°F range. May is the warmest month, though highs remain moderate at 73°F with a mean of 65°F. February is the coolest month, with minimum temperatures around 55°F and an average of 61°F. Daily temperature variation is modest, with an average difference of 13°F between highs and lows.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mm450mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 102mmFebPrecipitation: 93mmMarPrecipitation: 85mmAprPrecipitation: 181mmMayPrecipitation: 338mmJunPrecipitation: 313mmJulPrecipitation: 318mmAugPrecipitation: 309mmSepPrecipitation: 296mmOctPrecipitation: 418mmNovPrecipitation: 378mmDecPrecipitation: 175mm
Precipitation
0in2in4in6in8in10in12in14in16inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 4inFebPrecipitation: 3.7inMarPrecipitation: 3.3inAprPrecipitation: 7.1inMayPrecipitation: 13.3inJunPrecipitation: 12.3inJulPrecipitation: 12.5inAugPrecipitation: 12.2inSepPrecipitation: 11.7inOctPrecipitation: 16.5inNovPrecipitation: 14.9inDecPrecipitation: 6.9in
Precipitation

Alto Surisan is a very wet location, receiving approximately 3,007 mm of precipitation annually, which averages out to around 251 mm per month. The wettest month is October, averaging 418 mm of rainfall. November and May also tend to see above-average precipitation. The driest month is March, with just 85 mm. That's 334 mm 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.Alto Surisan is a very wet location, receiving approximately 118.4 in of precipitation annually, which averages out to around 9.9 in per month. The wettest month is October, averaging 16.5 in of rainfall. November and May also tend to see above-average precipitation. The driest month is March, with just 3.3 in. That's 13.1 in 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/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 6km/hFebWind Speed: 6km/hMarWind Speed: 6km/hAprWind Speed: 5km/hMayWind Speed: 3km/hJunWind Speed: 3km/hJulWind Speed: 4km/hAugWind Speed: 4km/hSepWind Speed: 3km/hOctWind Speed: 3km/hNovWind Speed: 4km/hDecWind Speed: 5km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 4mphFebWind Speed: 4mphMarWind Speed: 3mphAprWind Speed: 3mphMayWind Speed: 2mphJunWind Speed: 2mphJulWind Speed: 3mphAugWind Speed: 2mphSepWind Speed: 2mphOctWind Speed: 2mphNovWind Speed: 2mphDecWind Speed: 3mph
Wind Speed

Alto Surisan is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Alto Surisan is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2mph gap between the calmest and windiest months.

Best Time to Visit

Jan16°61°F
Feb16°61°F
Mar17°62°F
Apr18°64°F
May18°65°F
Jun18°65°F
Jul18°65°F
Aug18°65°F
Sep18°65°F
Oct18°64°F
Nov18°64°F
Dec17°62°F

The best time to visit Alto Surisan is during February and March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 89 mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 23°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.The best time to visit Alto Surisan is during February and March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 61°F with modest rainfall averaging 3.5 in per month. By contrast, May can be uncomfortably hot with temperatures reaching 73°F. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Alto Surisan 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.The table below shows monthly climate averages for Alto Surisan based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). 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
13 °C55 °F
20 °C68 °F
6 km/h4 mph
102 mm4 in
0 cm0 in
Feb
13 °C55 °F
20 °C68 °F
6 km/h4 mph
93 mm3.7 in
0 cm0 in
Mar
13 °C55 °F
21 °C69 °F
6 km/h3 mph
85 mm3.3 in
0 cm0 in
Apr
14 °C58 °F
22 °C71 °F
5 km/h3 mph
181 mm7.1 in
0 cm0 in
May
16 °C60 °F
23 °C73 °F
3 km/h2 mph
338 mm13.3 in
0 cm0 in
Jun
15 °C60 °F
23 °C73 °F
3 km/h2 mph
313 mm12.3 in
0 cm0 in
Jul
15 °C59 °F
22 °C72 °F
4 km/h3 mph
318 mm12.5 in
0 cm0 in
Aug
15 °C59 °F
22 °C72 °F
4 km/h2 mph
309 mm12.2 in
0 cm0 in
Sep
15 °C59 °F
23 °C73 °F
3 km/h2 mph
296 mm11.7 in
0 cm0 in
OctCurrent
15 °C59 °F
22 °C72 °F
3 km/h2 mph
418 mm16.5 in
0 cm0 in
Nov
15 °C58 °F
21 °C70 °F
4 km/h2 mph
378 mm14.9 in
0 cm0 in
Dec
13 °C56 °F
20 °C69 °F
5 km/h3 mph
175 mm6.9 in
0 cm0 in