Climate Insights for Rio Frio / Progreso Airport

Sarapiquí, Provincia de Heredia, Costa Rica

Hottest
September
27°C peak
Coldest
February
17°C low
Wettest
November
402mm rain
Best to Visit
March
Mild temps & low rain

Climate Overview

The climate in Rio Frio / Progreso Airport is warm and mild. The average annual temperature is 22°C and approximately 2744mm of precipitation falls per year. Rio Frio / Progreso Airport receives a notable amount of rainfall throughout the year, including during its driest month. Rio Frio / Progreso Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: September, May, June. The coldest months are February, January, March, when temperatures can drop to 17°C.

Temperature

0° 5° 10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 23° Average: 20° Min: 17° Feb Max: 24° Average: 20° Min: 17° Mar Max: 25° Average: 21° Min: 18° Apr Max: 26° Average: 22° Min: 19° May Max: 27° Average: 23° Min: 20° Jun Max: 26° Average: 22° Min: 20° Jul Max: 26° Average: 22° Min: 20° Aug Max: 26° Average: 22° Min: 20° Sep Max: 27° Average: 22° Min: 20° Oct Max: 26° Average: 22° Min: 20° Nov Max: 25° Average: 21° Min: 19° Dec Max: 24° Average: 21° Min: 18°
Max
Average
Min

Rio Frio / Progreso Airport has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is September, when average highs reach 27°C and the mean temperature sits around 22°C. February is the coolest month, with minimum temperatures around 17°C and an average of 20°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 138mm Feb Precipitation: 111mm Mar Precipitation: 59mm Apr Precipitation: 101mm May Precipitation: 260mm Jun Precipitation: 303mm Jul Precipitation: 260mm Aug Precipitation: 238mm Sep Precipitation: 259mm Oct Precipitation: 401mm Nov Precipitation: 402mm Dec Precipitation: 211mm
Precipitation

Rio Frio / Progreso Airport is a very wet location, receiving approximately 2744mm of precipitation annually, which averages out to around 229mm per month. The wettest month is November, averaging 402mm of rainfall. October and June also tend to see above-average precipitation. The driest month is March, with just 59mm. That's 343mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 6km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 6km/h May Wind Speed: 4km/h Jun Wind Speed: 4km/h Jul Wind Speed: 5km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 4km/h Nov Wind Speed: 4km/h Dec Wind Speed: 6km/h
Wind Speed

Rio Frio / Progreso Airport is relatively calm, with an average annual wind speed of 5km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 4km/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. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 6km/h in winter, 6km/h in spring, 4km/h in summer, 4km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Rio Frio / Progreso Airport, which began on September 23, 2026. Rio Frio / Progreso Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in September at around 27°C, while the coldest stretch bottoms out in February near 17°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 18 to 27°C. Rainfall is heavy, totalling around 421mm across the season with a monthly average of 140mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 20 to 26°C. Rainfall is heavy, totalling around 802mm across the season with a monthly average of 267mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 19 to 27°C. Rainfall is heavy, totalling around 1062mm across the season with a monthly average of 354mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 17 to 24°C. Rainfall is heavy, totalling around 460mm across the season with a monthly average of 153mm. Winds are generally light, averaging 6km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 20°
Feb 20°
Mar 21°
Apr 22°
May 23°
Jun 22°
Jul 22°
Aug 22°
Sep 22°
Oct 22°
Nov 21°
Dec 21°

The best time to visit Rio Frio / Progreso Airport is during March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 59mm per month. By contrast, September can be uncomfortably hot with highs reaching 27°C, while February is the coldest period with lows dropping to 17°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Rio Frio / Progreso Airport 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
17 °C
23 °C
6 km/h
138 mm
0 cm
Feb
17 °C
24 °C
7 km/h
111 mm
0 cm
Mar
18 °C
25 °C
7 km/h
59 mm
0 cm
Apr
19 °C
26 °C
6 km/h
101 mm
0 cm
May
20 °C
27 °C
4 km/h
260 mm
0 cm
Jun
20 °C
26 °C
4 km/h
303 mm
0 cm
Jul
20 °C
26 °C
5 km/h
260 mm
0 cm
Aug
20 °C
26 °C
4 km/h
238 mm
0 cm
Sep Current
20 °C
27 °C
4 km/h
259 mm
0 cm
Oct
20 °C
26 °C
4 km/h
401 mm
0 cm
Nov
19 °C
25 °C
4 km/h
402 mm
0 cm
Dec
18 °C
24 °C
6 km/h
211 mm
0 cm
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Metric (°C, km/h)