Climate and monthly weather forecastSan Rafael, Guatemala
Climate and monthly weather forecast
Weather in January
January in San Rafael, Guatemala, is a hot winter month, with an average temperature ranging between max 30°C (86°F) and min 17.7°C (63.9°F). San Rafael's shift into January is marked by a subtle change to a hot 30°C (86°F) from December's 29.5°C (85.1°F) in temperature. Weather in January »Weather in February
February, the last month of the winter in San Rafael, is another hot month, with an average temperature ranging between min 18.2°C (64.8°F) and max 30.8°C (87.4°F). With the onset of February, San Rafael's average high-temperature clocks in at a still tropical 30.8°C (87.4°F), showing a minor fluctuation from the previous month. Weather in February »Weather in March
The first month of the spring, March, is still a hot month in San Rafael, Guatemala, with an average temperature fluctuating between 18.9°C (66°F) and 31.5°C (88.7°F). San Rafael registers the highest average temperatures during the month of March, with peaks of 31.5°C (88.7°F) and lows of 18.9°C (66°F). In March, the heat index is appraised at a fiery hot 36°C (96.8°F). Weather in March »Weather in April
April, like March, is a hot spring month in San Rafael, Guatemala, with an average temperature fluctuating between 20.2°C (68.4°F) and 31.3°C (88.3°F). As San Rafael, Guatemala, transitions from March to April, the average high-temperatures adjust to a still tropical 31.3°C (88.3°F), nearly the same as the previous 31.5°C (88.7°F). Weather in April »Weather in May
May, the last month of the spring in San Rafael, is also a hot month, with an average temperature ranging between max 30°C (86°F) and min 20.5°C (68.9°F). As San Rafael transitions from April to May, the average high-temperatures adjust to a still tropical 30°C (86°F), nearly the same as the previous 31.3°C (88.3°F). Weather in May »Weather in June
The first month of the summer, June, is still a warm month in San Rafael, Guatemala, with an average temperature ranging between max 29.3°C (84.7°F) and min 19.9°C (67.8°F). June's presence records an average high-temperature of a moderately hot 29.3°C (84.7°F), closely mirroring May's climate. Weather in June »Weather in July
July, the same as June, is another warm summer month in San Rafael, Guatemala, with an average temperature varying between 29.8°C (85.6°F) and 19.4°C (66.9°F). San Rafael, Guatemala, experiences an average high-temperature of a still moderately hot 29.8°C (85.6°F) in July, subtly different from June's 29.3°C (84.7°F). Weather in July »Weather in August
The last month of the summer, August, is another warm month in San Rafael, Guatemala, with an average temperature fluctuating between 19.4°C (66.9°F) and 29.5°C (85.1°F). Transitioning from July to August, San Rafael observes an average high-temperature of a still moderately hot 29.5°C (85.1°F), differing subtly from the previous month. Weather in August »Weather in September
September, the first month of the autumn in San Rafael, is still a warm month, with temperature in the range of an average low of 19.4°C (66.9°F) and an average high of 28.5°C (83.3°F). San Rafael reaches its lowest average temperatures in September, measuring 28.5°C (83.3°F) at the peak and 19.4°C (66.9°F) at the lowest. September's mean heat index is appraised at a tropical 33°C (91.4°F). Weather in September »Weather in October
October, like September, in San Rafael, Guatemala, is a moderately hot autumn month, with an average temperature varying between 28.6°C (83.5°F) and 19.2°C (66.6°F). October's climate shows a minor adjustment in average high-temperatures to a still warm 28.6°C (83.5°F) from September's 28.5°C (83.3°F). Weather in October »Weather in November
The last month of the autumn, November, is also a moderately hot month in San Rafael, Guatemala, with an average temperature fluctuating between 18.4°C (65.1°F) and 29.3°C (84.7°F). November's onset brings an average high-temperature of a still warm 29.3°C (84.7°F), showing a minute difference from October's 28.6°C (83.5°F). Weather in November »Weather in December
The first month of the winter, December, is also a moderately hot month in San Rafael, Guatemala, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 17.6°C (63.7°F). The commencement of December notes an average high-temperature of a still warm 29.5°C (85.1°F), exhibiting little difference from the previous month. Weather in December »Updated: Feb 15, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January through March, with an average relative humidity of 59%, are the least humid months in San Rafael.
January and February are months with the least rain in San Rafael when the rain falls for 4.8 days and typically aggregates up to 7mm (0.28") of rain.
Throughout the year, in San Rafael, there are 222.8 rainfall days, and 1491mm (58.7") of precipitation is accumulated.
January through December, with an average maximum UV index of 6, are months with the highest UV index in San Rafael, Guatemala.
The months with the lowest UV index are January through December, with an average maximum UV index of 6.
San Rafael, Guatemala, experiences its highest temperatures in March, with an average peak of 31.5°C (88.7°F) and a low of 18.9°C (66°F).
April and July, with an average of 11.2h of sunshine, are months with the most sunshine.
May is the month with the most rainfall in San Rafael, Guatemala. Rain falls for 26.4 days and accumulates 274mm (10.79") of precipitation.
With an average of 13h and 0min of daylight, June has the longest days of the year in San Rafael.
In San Rafael, Guatemala, the average lowest temperatures are observed in September, with a high of 28.5°C (83.3°F) and a low of 19.4°C (66.9°F).
The months with the highest humidity are September and October, with an average relative humidity of 79%.
November has the least sunshine of the year in San Rafael, Guatemala, with an average of 7.4h of sunshine.
The month with the shortest days in San Rafael, Guatemala, is December, with an average of 11h and 18min of daylight.
San Rafael does not observe Daylight Saving Time (DST). CST timezone is used throughout the entire year.
Average temperature
San Rafael, Guatemala
The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is September (28.5°C).
The month with the highest average low temperature is May (20.5°C).
The coldest month (with the lowest average low temperature) is December (17.6°C).
Average pressure
San Rafael, Guatemala
- Average pressure in January:
1014.5mbar - Average pressure in February:
1013.9mbar - Average pressure in March:
1013.7mbar - Average pressure in April:
1012.7mbar - Average pressure in May:
1012.3mbar - Average pressure in June:
1012.6mbar
- Average pressure in July:
1013.5mbar - Average pressure in August:
1012.9mbar - Average pressure in September:
1012.4mbar - Average pressure in October:
1012.2mbar - Average pressure in November:
1013.2mbar - Average pressure in December:
1013.9mbar
The month with the highest atmospheric pressure is January (1014.5mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).
Average wind speed
San Rafael, Guatemala
- Average wind speed in January:
6.5km/h - Average wind speed in February:
6.4km/h - Average wind speed in March:
6.6km/h - Average wind speed in April:
5.8km/h - Average wind speed in May:
5.1km/h - Average wind speed in June:
5.2km/h
- Average wind speed in July:
6.1km/h - Average wind speed in August:
5.9km/h - Average wind speed in September:
5.2km/h - Average wind speed in October:
5.5km/h - Average wind speed in November:
6.2km/h - Average wind speed in December:
6.4km/h
The windiest month (with the highest average wind speed) is March (6.6km/h).
The calmest month (with the lowest average wind speed) is May (5.1km/h).
Average humidity
San Rafael, Guatemala
The months with the highest relative humidity are September and October (79%).
The months with the lowest relative humidity are January, February and March (59%).
Average rainfall
San Rafael, Guatemala
The wettest month (with the highest rainfall) is May (274mm).
The driest months (with the least rainfall) are January and February (7mm).
Average rainfall days
San Rafael, Guatemala
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
4.9 days - Average rainfall days in March:
12.2 days - Average rainfall days in April:
19.6 days - Average rainfall days in May:
26.4 days - Average rainfall days in June:
26.8 days
- Average rainfall days in July:
25 days - Average rainfall days in August:
26.9 days - Average rainfall days in September:
27.5 days - Average rainfall days in October:
25.9 days - Average rainfall days in November:
15.2 days - Average rainfall days in December:
7.6 days
The month with the highest number of rainy days is September (27.5 days).
The month with the least rainy days is January (4.8 days).
Average daylight / Average sunshine
San Rafael, Guatemala
- Average daylight in January:
11h and 24min - Average daylight in February:
11h and 42min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 30min - Average daylight in May:
12h and 48min - Average daylight in June:
13h and 0min
- Average daylight in July:
12h and 54min - Average daylight in August:
12h and 36min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 48min - Average daylight in November:
11h and 30min - Average daylight in December:
11h and 18min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in January:
8h and 12min - Average sunshine in February:
9h and 48min - Average sunshine in March:
9h and 30min - Average sunshine in April:
11h and 12min - Average sunshine in May:
10h and 48min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
11h and 12min - Average sunshine in August:
11h and 6min - Average sunshine in September:
10h and 24min - Average sunshine in October:
8h and 24min - Average sunshine in November:
7h and 24min - Average sunshine in December:
7h and 30min
The months with the most sunshine are April and July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days
San Rafael, Guatemala
- Average sunshine days in January:
24.4 days - Average sunshine days in February:
22 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
6.8 days - Average sunshine days in May:
2.9 days - Average sunshine days in June:
2 days
- Average sunshine days in July:
4.5 days - Average sunshine days in August:
1.9 days - Average sunshine days in September:
1.5 days - Average sunshine days in October:
3.5 days - Average sunshine days in November:
12 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is September (1.5 days).
Average UV index
San Rafael, Guatemala
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover
San Rafael, Guatemala
The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 12).
Average visibility
San Rafael, Guatemala
The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).
