Climate and monthly weather forecastCallao, UT
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Callao, Utah, with an average temperature fluctuating between 21.6°F (-5.8°C) and 34.5°F (1.4°C). The coldest time of the year is January, with temperatures averaging a high of 34.5°F (1.4°C) and a low of 21.6°F (-5.8°C). Weather in January »Weather in February
February, the last month of the winter in Callao, is also an icy month, with an average temperature varying between 27.3°F (-2.6°C) and 40.1°F (4.5°C). The shift into February is marked by a modest rise in the average high-temperature, moving from January's 34.5°F (1.4°C) to a still wintry 40.1°F (4.5°C). Weather in February »Weather in March
March, the first month of the spring in Callao, is a fresh month, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 36.1°F (2.3°C). A shift in the average high-temperature is noticeable in March, changing from a wintry 40.1°F (4.5°C) in February to a fresh 51.1°F (10.6°C). Weather in March »Weather in April
April in Callao, Utah, is a mild spring month, with an average temperature varying between 41.7°F (5.4°C) and 58.6°F (14.8°C). The start of April brings a subtle shift in the average high-temperature, edging up from March's cool 51.1°F (10.6°C) to a refreshing 58.6°F (14.8°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Callao, Utah, with an average temperature ranging between max 68.5°F (20.3°C) and min 50.5°F (10.3°C). May brings a temperature change, with average high-temperatures moving from April's refreshing 58.6°F (14.8°C) to a pleasant 68.5°F (20.3°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Callao, Utah, with temperature in the range of an average low of 61.2°F (16.2°C) and an average high of 81.9°F (27.7°C). June's arrival signals an increase in average high-temperatures, moving from May's agreeable 68.5°F (20.3°C) to a warm 81.9°F (27.7°C). Weather in June »Weather in July
July is a hot summer month in Callao, Utah, with an average temperature varying between 90.3°F (32.4°C) and 70.5°F (21.4°C). July, with average temperatures reaching a high of 90.3°F (32.4°C) and a low of 70.5°F (21.4°C), is the warmest month. Weather in July »Weather in August
August, the last month of the summer in Callao, is another hot month, with an average temperature varying between 68.9°F (20.5°C) and 88.2°F (31.2°C). The start of August marks an average high-temperature of a still hot 88.2°F (31.2°C), hardly distinguishable from the conditions in July. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Callao, Utah, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 77.9°F (25.5°C). The commencement of September indicates a shift in the average high-temperature, receding from August's hot 88.2°F (31.2°C) to a moderately hot 77.9°F (25.5°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Callao, Utah, with an average temperature ranging between min 45.5°F (7.5°C) and max 60.8°F (16°C). The beginning of October signals a clear reduction in the average high-temperature, falling from a warm 77.9°F (25.5°C) in September to an enjoyable 60.8°F (16°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Callao, Utah, with an average temperature ranging between min 33.3°F (0.7°C) and max 47.7°F (8.7°C). November brings a decrease in the average high-temperature, falling from October's enjoyable 60.8°F (16°C) to a chilly 47.7°F (8.7°C). Weather in November »Weather in December
December, the first month of the winter in Callao, is also a wintry month, with an average temperature varying between 22.8°F (-5.1°C) and 34.7°F (1.5°C). Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 47.7°F (8.7°C) in November to a cold 34.7°F (1.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Callao, UT
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (34.5°F).
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Callao, UT
- Average pressure in January:
30.27"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.89"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.21"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Callao, UT
- Average wind speed in January:
5.7mph - Average wind speed in February:
7.3mph - Average wind speed in March:
8.6mph - Average wind speed in April:
9.1mph - Average wind speed in May:
8.1mph - Average wind speed in June:
8.5mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).
Average humidity
Callao, UT
The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (26%).
Average rainfall
Callao, UT
- Average rainfall in January:
0.91" - Average rainfall in February:
0.91" - Average rainfall in March:
0.94" - Average rainfall in April:
1.18" - Average rainfall in May:
0.98" - Average rainfall in June:
0.51"
- Average rainfall in July:
0.87" - Average rainfall in August:
0.75" - Average rainfall in September:
0.79" - Average rainfall in October:
0.63" - Average rainfall in November:
0.63" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is April (1.18").
The driest month (with the least rainfall) is June (0.51").
Average rainfall days
Callao, UT
- Average rainfall days in January:
9 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
11.9 days - Average rainfall days in May:
11.6 days - Average rainfall days in June:
6.5 days
- Average rainfall days in July:
9.7 days - Average rainfall days in August:
8.8 days - Average rainfall days in September:
9 days - Average rainfall days in October:
7.5 days - Average rainfall days in November:
5.8 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is April (11.9 days).
The month with the least rainy days is November (5.8 days).
Average snowfall
Callao, UT
The month with the highest snowfall is January (4.45").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Callao, UT
- Average snowfall days in January:
8.8 days - Average snowfall days in February:
8.5 days - Average snowfall days in March:
5.1 days - Average snowfall days in April:
1.9 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.5 days - Average snowfall days in November:
3.9 days - Average snowfall days in December:
10.2 days
The month with the highest number of snowfall days is December (10.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Callao, UT
- Average daylight in January:
9h and 42min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 42min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
6h and 6min - Average sunshine in February:
7h and 42min - Average sunshine in March:
8h and 36min - Average sunshine in April:
10h and 12min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 48min
- Average sunshine in July:
11h and 54min - Average sunshine in August:
11h and 54min - Average sunshine in September:
9h and 42min - Average sunshine in October:
8h and 0min - Average sunshine in November:
7h and 0min - Average sunshine in December:
6h and 18min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days
Callao, UT
- Average sunshine days in January:
18.3 days - Average sunshine days in February:
14.3 days - Average sunshine days in March:
15.7 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
16.4 days - Average sunshine days in June:
20.3 days
- Average sunshine days in July:
15.8 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17 days - Average sunshine days in October:
21 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is February (14.3 days).
Average UV index
Callao, UT
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Callao, UT
The months with the most cloud cover are January, February and December (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility
Callao, UT
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





