Average Weather In June For Callao/Lima, Peru

Location

This report describes the typical weather at the Jorge Chávez International Airport (Callao/Lima, Peru) weather station over the course of an average June. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.

Callao/Lima has a hot desert climate. The area within 25 mi of this station is covered by oceans and seas (94%) and built-up areas (3%).

Temperature

The month of June is characterized by gradually falling daily high temperatures, with daily highs around 68°F throughout the month, exceeding 74°F or dropping below 63°F only one day in ten.

Daily High and Low Temperature in June

The daily average low (blue) and high (red) temperature with percentile bands (inner band from 25th to 75th percentile, outer band from 10th to 90th percentile).
Daily low temperatures are around 61°F, falling below 58°F or exceeding 66°F only one day in ten.

Fraction of Time Spent in Various Temperature Bands in June

The average fraction of time spent in various temperature bands: frigid (below 15°F), freezing (15°F to 32°F), cold (32°F to 50°F), cool (50°F to 65°F), comfortable (65°F to 75°F), warm (75°F to 85°F), hot (85°F to 100°F) and sweltering (above 100°F).

Sun

Over the course of June, the length of the day is essentially constant. The shortest day of the month is June 24 with 11:25 hours of daylight; the longest day is June 1 with 11:28 hours of daylight.

Daily Hours of Daylight and Twilight in June

The number of hours during which the Sun is visible (black line), with various degrees of daylight, twilight, and night, indicated by the color bands. From bottom (most yellow) to top (most gray): full daylight, solar twilight (Sun is visible but less than 6° from the horizon), civil twilight (Sun is not visible but is less than 6° below the horizon), nautical twilight (Sun is between 6° and 12° below the horizon), astronomical twilight (Sun is between 12° and 18° below the horizon), and full night.

The earliest sunrise is at 6:23am on June 1; the latest sunset is at 5:56pm on June 30; the latest sunrise is at 6:29am on June 30; the earliest sunset is at 5:50pm on June 4.

Daylight savings time (DST) is not observed in 2012.

Daily Sunrise & Sunset with Twilight in June

The solar day over the course of the year 2012 . From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. The day, twilights (solar, civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray.

Clouds

The median cloud cover ranges from 79% (partly cloudy) to 92% (mostly cloudy). The trend is for the sky to be becoming cloudier with the median cloud cover increasing by 13% from the start to the end of the month.

Median Cloud Cover in June

The median daily cloud cover (black line) with percentile bands (inner band from 40th to 60th percentile, outer band from 25th to 75th percentile).

On June 1, the clearest day of the month, the sky is clear, mostly clear, or partly cloudy 48% of the time, and overcast or mostly cloudy 49% of the time.

On June 30, the cloudiest day of the month, the sky is overcast, mostly cloudy, or partly cloudy 88% of the time, and clear or mostly clear 10% of the time.

Cloud Cover Types in June

The fraction of time spent in each of the five sky cover categories. From top (most blue) to bottom (most gray), the categories are clear, mostly clear, partly cloudy, mostly cloudy, and overcast. Pink indicates missing data. Outside of the United States clear skies are often reported ambiguously, leading them to be lumped in with the missing data.

Precipitation

The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around June 30, occurring in 39% of days. Precipitation is least likely around June 1, occurring in 27% of days.

Probability of Precipitation at Some Point in the Day in June

The fraction of days in which various types of precipitation are observed. If more than one type of precipitation is reported in a given day, the more severe precipitation is counted. For example, if light rain is observed in the same day as a thunderstorm, that day counts towards the thunderstorm totals. The order of severity is from the top down in this graph, with the most severe at the bottom.

Throughout June, the most common forms of precipitation are drizzle.

Drizzle is the most severe precipitation observed during 96% of those days with precipitation. It is most likely around June 30, when it is observed during 38% of all days.

Types of Precipitation Throughout June

Relative frequency of various types of precipitation over the course of a typical June.

Snow

Either snow is exceptionally unlikely to fall at this location in June or this station does not reliably report precipitation types.

Humidity

The relative humidity typically ranges from 72% (humid) to 96% (very humid) over the course of a typical June, rarely dropping below 62% (mildly humid) and reaching as high as 100% (very humid).

The air is driest around June 2, at which time the relative humidity drops below 77% (humid) three days out of four; it is most humid around June 1, rising above 94% (very humid) three days out of four.

Relative Humidity in June

The average daily high (blue) and low (brown) relative humidity with percentile bands (inner bands from 25th to 75th percentile, outer bands from 10th to 90th percentile).

Dew Point

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 typical June, the dew point typically varies from 57°F (comfortable) to 61°F (comfortable) and is rarely below 54°F (very comfortable) or above 64°F (mildy humid).

The time of the month between June 1 and June 30 is the most comfortable, with dew points that are neither too dry nor too muggy.

Dew Point in June

The daily average low (blue) and high (red) dew point with percentile bands (inner band from 25th to 75th percentile, outer band from 10th to 90th percentile).

Wind

Over the course of June typical wind speeds vary from 0 mph to 12 mph (calm to gentle breeze), rarely exceeding 18 mph (fresh breeze).

The highest average wind speed of 6 mph (light breeze) occurs around June 24, at which time the average daily maximum wind speed is 11 mph (gentle breeze).

The lowest average wind speed of 6 mph (light breeze) occurs around June 11, at which time the average daily maximum wind speed is 11 mph (gentle breeze).

Wind Speed in June

The average daily minimum (red), maximum (green), and average (black) wind speed with percentile bands (inner band from 25th to 75th percentile, outer band from 10th to 90th percentile).
The wind is most often out of the south (60% of the time). The wind is least often out of the north east (0% of the time), east (0% of the time), north (0% of the time), and north west (3% of the time).

Wind Directions in June

The fraction of time spent with the wind blowing from the various directions over the entire year. Values do not sum to 100% because the wind direction is undefined when the wind speed is zero.

Fraction of Time Spent with Various Wind Directions in June

The fraction of time spent with the wind blowing from the various directions on a daily basis. Stacked values do not always sum to 100% because the wind direction is undefined when the wind speed is zero.