April weather forecastAltamont, OR
April
Weather in April
April in Altamont, Oregon, is a fresh spring month, with an average temperature fluctuating between 32.9°F (0.5°C) and 52.5°F (11.4°C).Temperature
April's arrival coincides with a marginal rise in the average high-temperature, moving from March's chilly 44.6°F (7°C) to a fresh 52.5°F (11.4°C). During April, Altamont's temperature averages to a cold 32.9°F (0.5°C) at night.Humidity
In April, the average relative humidity is 70%.Rainfall
In April, the rain falls for 13.1 days. Throughout April, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 100.4 rainfall days, and 13.15" (334mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In April, it is snowing for 7.6 days. Throughout April, 2.72" (69mm) of snow is accumulated. Throughout the year, there are 70.5 snowfall days, and 42.52" (1080mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 24min.On the first day of April, sunrise is at 6:47 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:05 pm PDT.
Sunshine
The average sunshine in April is 10.1h.UV index
In Altamont, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 3 in April transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Altamont, OR
- Average high temperature in April: 52.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is December (36.9°F).
- Average low temperature in April: 32.9°F
The month with the highest average low temperature is July (48.6°F).
The coldest month (with the lowest average low temperature) is December (25.2°F).
Average pressure in April
Altamont, OR
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in April
Altamont, OR
- Average wind speed in April: 6.3mph
The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).
Average humidity in April
Altamont, OR
- Average humidity in April: 70%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (49%).
Average rainfall in April
Altamont, OR
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is December (2.09").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in April
Altamont, OR
- Average rainfall days in April: 13.1 days
The month with the highest number of rainy days is April (13.1 days).
The month with the least rainy days is August (3.6 days).
Average snowfall in April
Altamont, OR
- Average snowfall in April: 2.72"
The month with the highest snowfall is December (10.63").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Altamont, OR
- Average snowfall days in April: 7.6 days
The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Altamont, OR
- Average daylight in April: 13h and 24min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 10h and 6min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in April
Altamont, OR
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is August (24.9 days).
The month with the least sunshine days is March (10.6 days).
Average UV index in April
Altamont, OR
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in April
Altamont, OR
- Average cloud cover in April: 37
The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in April
Altamont, OR
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
