This report describes the typical weather at the Managua (Augusto Cesar Sandino) International Airport (Managua, Nicaragua) weather station over the course of an average year. It is based on the historical records from 1996 to 2012. Earlier records are either unavailable or unreliable.
Managua has a tropical savanna climate with dry winters. The area within 25 mi of this station is covered by grasslands (54%), lakes and rivers (21%), forests (12%), croplands (9%), and shrublands (3%).
Over the course of a year, the temperature typically varies from 70Â°F to 95Â°F and is rarely below 67Â°F or above 98Â°F.
The warm season lasts from March 23 to May 14 with an average daily high temperature above 94Â°F. The hottest day of the year is April 24, with an average high of 95Â°F and low of 76Â°F.
The cold season lasts from September 19 to December 15 with an average daily high temperature below 89Â°F. The coldest day of the year is January 15, with an average low of 70Â°F and high of 90Â°F.
The length of the day does not vary substantially over the course of the year, staying within 51 minutes of 12 hours throughout. The shortest day is December 21 with 11:25 hours of daylight; the longest day is June 20 with 12:51 hours of daylight.
The earliest sunrise is at 5:18am on May 30 and the latest sunset is at 6:14pm on July 11. The latest sunrise is at 6:11am on January 26 and the earliest sunset is at 5:16pm on November 18.
Daylight savings time (DST) is not observed in 2012.
The median cloud cover ranges from 26% (mostly clear) to 47% (partly cloudy). The sky is cloudiest on June 15 and clearest on February 11. The clearer part of the year begins around November 6. The cloudier part of the year begins around April 24.
On February 11, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 82% of the time, and overcast or mostly cloudy 5% of the time.
On June 15, the cloudiest day of the year, the sky is overcast, mostly cloudy, or partly cloudy 52% of the time, and clear or mostly clear 29% of the time.
The probability that precipitation will be observed at this location varies throughout the year. Precipitation is most likely around September 22, occurring in 82% of days. Precipitation is least likely around March 2, occurring in 8% of days.
Over the entire year, the most common forms of precipitation are thunderstorms, drizzle, and moderate rain.
Thunderstorms are the most severe precipitation observed during 61% of those days with precipitation. They are most likely around September 16, when it is observed during 60% of all days.
Drizzle is the most severe precipitation observed during 24% of those days with precipitation. It is most likely around July 18, when it is observed during 19% of all days.
Moderate rain is the most severe precipitation observed during 11% of those days with precipitation. It is most likely around July 3, when it is observed during 9% of all days.
During the warm season, which lasts from March 23 to May 14, there is a 20% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of thunderstorms (62% of days with precipitation have at worst thunderstorms), drizzle (25%), and moderate rain (10%).
During the cold season, which lasts from September 19 to December 15, there is a 57% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of thunderstorms (61% of days with precipitation have at worst thunderstorms), drizzle (24%), and moderate rain (11%).
Either snow is exceptionally unlikely to fall at any time during the year at this location or this station does not reliably report precipitation types.
The relative humidity typically ranges from 42% (comfortable) to 97% (very humid) over the course of the year, rarely dropping below 33% (comfortable) and reaching as high as 100% (very humid).
The air is driest around April 8, at which time the relative humidity drops below 42% (comfortable) three days out of four; it is most humid around September 24, exceeding 94% (very humid) three days out of four.
Dew point is often a better measure of how comfortable a person will find the weather than relative humidity because it more directly relates to whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.
Over the course of a year, the dew point typically varies from 63Â°F (mildy humid) to 76Â°F (oppressive) and is rarely below 58Â°F (comfortable) or above 77Â°F (oppressive).
Over the course of the year typical wind speeds vary from 0 mph to 17 mph (calm to moderate breeze), rarely exceeding 22 mph (fresh breeze).
The highest average wind speed of 8 mph (gentle breeze) occurs around March 15, at which time the average daily maximum wind speed is 17 mph (moderate breeze).
The lowest average wind speed of 3 mph (light air) occurs around October 24, at which time the average daily maximum wind speed is 9 mph (gentle breeze).