February weather forecastDededo, GU
February
Weather in February
Moving into February, Dededo experiences minor adjustments with respect to January. Temperatures slightly fall from 82°F (27.8°C) to 81.7°F (27.6°C) while maintaining a relative humidity of 77%. Rainfall decreases, marking a mildly dry spell as the monthly average rainfall comes in at 2.28" (58mm). Gentle breezes from the Pacific keep the island from overheating during daytime. The evenings bring enchanting walks on the beach, with soothing winds and the calming sounds of ocean waves.Temperature
In Dededo, the month of February is known for its lowest average temperatures, reaching a high of 81.7°F (27.6°C) and a low of 79.7°F (26.5°C).Heat index
February's heat index is evaluated at a hot 87.8°F (31°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.Realize that the values for the heat index are set for shaded places and light winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in February is 77%.Rainfall
In Dededo, in February, during 17.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, there are 288.5 rainfall days, and 60.08" (1526mm) of precipitation is accumulated.Daylight
In February, the average length of the day is 11h and 42min.On the first day of the month, sunrise is at 6:47 am and sunset at 6:20 pm. On the last day of February, sunrise is at 6:37 am and sunset at 6:29 pm ChST.
Sunshine
In February, the average sunshine is 8h.UV index
January through August, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In February, the UV index of 7 transforms into the following advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Dededo, GU
- Average high temperature in February: 81.7°F
The warmest months (with the highest average high temperature) are July and August (84.7°F).
The month with the lowest average high temperature is February (81.7°F).
- Average low temperature in February: 79.7°F
The month with the highest average low temperature is June (83.3°F).
The coldest month (with the lowest average low temperature) is February (79.7°F).
Average pressure in February
Dededo, GU
- Average pressure in February: 29.88"Hg
The month with the highest atmospheric pressure is February (29.88"Hg).
The months with the lowest atmospheric pressure are August, September and October (29.79"Hg).
Average wind speed in February
Dededo, GU
- Average wind speed in February: 16.3mph
The windiest month (with the highest average wind speed) is February (16.3mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in February
Dededo, GU
- Average humidity in February: 77%
The months with the highest relative humidity are January, March, April, May, October, November and December (78%).
The month with the lowest relative humidity is August (76%).
Average rainfall in February
Dededo, GU
- Average rainfall in February: 2.28"
The wettest month (with the highest rainfall) is September (10.28").
The driest month (with the least rainfall) is March (1.81").
Average rainfall days in February
Dededo, GU
- Average rainfall days in February: 17.5 days
The months with the highest number of rainy days are July and August (28.9 days).
The month with the least rainy days is February (17.5 days).
Average daylight in February /
Average sunshine in February
Dededo, GU
- Average daylight in February: 11h and 42min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in February: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 18min).
Average sunshine days in February
Dededo, GU
- Average sunshine days in February: 5.8 days
The month with the most sunshine days is March (6.6 days).
The month with the least sunshine days is September (1.1 days).
Average UV index in February
Dededo, GU
- Average UV index in February: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
The month with the lowest UV index is September (UV index 6).
Average cloud cover in February
Dededo, GU
- Average cloud cover in February: 43
The months with the most cloud cover are January, August and October (Cloud cover 46).
The months with the least cloud cover are May and June (Cloud cover 39).
Average visibility in February
Dededo, GU
- Average visibility in February: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





