Climate and monthly weather forecastJamieson, OR
Climate and monthly weather forecast
Weather in January
January, like December, in Jamieson, Oregon, is another cold winter month, with an average temperature fluctuating between 22.1°F (-5.5°C) and 34.7°F (1.5°C). The shift into January finds Jamieson at an average high-temperature of a still wintry 34.7°F (1.5°C), closely comparable to December's conditions. Weather in January »Weather in February
The last month of the winter, February, is another cold month in Jamieson, Oregon, with temperature in the range of an average low of 28°F (-2.2°C) and an average high of 40.6°F (4.8°C). Jamieson in February denotes a subtle temperature transition, adjusting from an average high of 34.7°F (1.5°C) in January to a still icy 40.6°F (4.8°C). Weather in February »Weather in March
The first month of the spring, March, is a cool month in Jamieson, Oregon, with an average temperature varying between 51.1°F (10.6°C) and 35.2°F (1.8°C). A shift in the average high-temperature is noticeable in March, changing from an icy 40.6°F (4.8°C) in February to a fresh 51.1°F (10.6°C). Weather in March »Weather in April
April is a moderate spring month in Jamieson, Oregon, with temperature in the range of an average high of 59.5°F (15.3°C) and an average low of 39.6°F (4.2°C). April comes with a subtle rise, with the average high-temperature adjusting from a cool 51.1°F (10.6°C) in March to a refreshing 59.5°F (15.3°C). Weather in April »Weather in May
May, the last month of the spring in Jamieson, is an agreeable month, with an average temperature ranging between min 47.1°F (8.4°C) and max 70°F (21.1°C). Jamieson's transition into May is marked by a rise in the average high-temperature, advancing from a mild 59.5°F (15.3°C) in April to a pleasant 70°F (21.1°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Jamieson, Oregon, with an average temperature fluctuating between 79°F (26.1°C) and 55°F (12.8°C). June's arrival sees a rise in the average high-temperature, jumping from May's pleasant 70°F (21.1°C) to a warm 79°F (26.1°C). Weather in June »Weather in July
July is a hot summer month in Jamieson, Oregon, with an average temperature fluctuating between 91°F (32.8°C) and 63.3°F (17.4°C). The average temperatures reach their apex in July, averaging 91°F (32.8°C) at the high end and 63.3°F (17.4°C) at the low end. Weather in July »Weather in August
August, the last month of the summer in Jamieson, is also a hot month, with temperature in the range of an average high of 89.4°F (31.9°C) and an average low of 63.5°F (17.5°C). The advent of August presents an average high-temperature of a still hot 89.4°F (31.9°C), maintaining a close correlation with the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Jamieson, is still a warm month, with an average temperature varying between 55.9°F (13.3°C) and 78.4°F (25.8°C). Jamieson's average high-temperature decreases in September, falling from a tropical 89.4°F (31.9°C) in August to a warm 78.4°F (25.8°C). Weather in September »Weather in October
October, like September, in Jamieson, Oregon, is another refreshing autumn month, with an average temperature varying between 43.7°F (6.5°C) and 60.8°F (16°C). Jamieson's weather in October is characterized by a distinct drop in the average high-temperature, reducing from a moderately hot 78.4°F (25.8°C) in September to a comfortable 60.8°F (16°C). Weather in October »Weather in November
November, the last month of the autumn in Jamieson, is another chilly month, with an average temperature ranging between max 46.4°F (8°C) and min 31.5°F (-0.3°C). November's onset witnesses a marked shift in the average high-temperature, moving from a comfortable 60.8°F (16°C) in October to a chilly 46.4°F (8°C). Weather in November »Weather in December
December, the first month of the winter in Jamieson, is also an icy month, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 22.1°F (-5.5°C). With average temperatures fluctuating between a high of 34.3°F (1.3°C) and a low of 22.1°F (-5.5°C), December stands out as the coldest month. Weather in December »Updated: Aug 9, 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 is the most humid month, with an average relative humidity of 83%.
Throughout the year, there are 57 rainfall days, and 2.99" (76mm) of precipitation is accumulated.
January through April, November and December are months with snowfall.
Throughout the year, there are 17.3 snowfall days, and 4.21" (107mm) of snow is accumulated.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
The wettest months are March and May, with an average 0.39" (10mm) of rainfall.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
In Jamieson, snow does not fall in May through October.
The month with the longest days is June, with an average of 15h and 30min of daylight.
Temperature records mark July as the warmest month, with highs averaging 91°F (32.8°C) and lows at 63.3°F (17.4°C).
The months with the lowest humidity are July and August, with an average relative humidity of 28%.
July and August are months with the least rain when the rain falls for 2.6 days and typically aggregates up to 0.08" (2mm) of rain.
The month with the most sunshine is July, with an average of 12.1h of sunshine.
The month with the highest UV index is July, with an average maximum UV index of 7.
December, on average, is the coldest month, registering a high temperature of 34.3°F (1.3°C) and a low of 22.1°F (-5.5°C).
December is the month with the most snowfall. Snow falls for 6.1 days and accumulates 1.77" (45mm) of snow.
December has the shortest days of the year in Jamieson, with an average of 8h and 54min of daylight.
The month with the least sunshine is December, with an average of 5.2h of sunshine.
Average temperature
Jamieson, OR
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (34.3°F).
The month with the highest average low temperature is August (63.5°F).
The coldest months (with the lowest average low temperature) are January and December (22.1°F).
Average pressure
Jamieson, OR
- Average pressure in January:
30.24"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
30"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.2"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed
Jamieson, OR
- Average wind speed in January:
3.9mph - Average wind speed in February:
5.2mph - Average wind speed in March:
6.3mph - Average wind speed in April:
7.1mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.9mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6mph - Average wind speed in September:
5.8mph - Average wind speed in October:
5.2mph - Average wind speed in November:
4.8mph - Average wind speed in December:
4.3mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is January (3.9mph).
Average humidity
Jamieson, OR
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (28%).
Average rainfall
Jamieson, OR
- Average rainfall in January:
0.35" - Average rainfall in February:
0.31" - Average rainfall in March:
0.39" - Average rainfall in April:
0.24" - Average rainfall in May:
0.39" - Average rainfall in June:
0.31"
- Average rainfall in July:
0.08" - Average rainfall in August:
0.08" - Average rainfall in September:
0.12" - Average rainfall in October:
0.16" - Average rainfall in November:
0.2" - Average rainfall in December:
0.35"
The wettest months (with the highest rainfall) are March and May (0.39").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days
Jamieson, OR
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
8.4 days - Average rainfall days in April:
7 days - Average rainfall days in May:
5.4 days - Average rainfall days in June:
4.4 days
- Average rainfall days in July:
2.6 days - Average rainfall days in August:
2.3 days - Average rainfall days in September:
2.8 days - Average rainfall days in October:
4 days - Average rainfall days in November:
3.9 days - Average rainfall days in December:
5.2 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is August (2.3 days).
Average snowfall
Jamieson, OR
The month with the highest snowfall is December (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Jamieson, OR
- Average snowfall days in January:
4.2 days - Average snowfall days in February:
4 days - Average snowfall days in March:
1.2 days - Average snowfall days in April:
0.3 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 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
6.1 days
The month with the highest number of snowfall days is December (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Jamieson, OR
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 6min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
5h and 18min - Average sunshine in February:
7h and 18min - Average sunshine in March:
8h and 0min - Average sunshine in April:
9h and 30min - Average sunshine in May:
11h and 18min - Average sunshine in June:
11h and 36min
- Average sunshine in July:
12h and 6min - Average sunshine in August:
11h and 12min - Average sunshine in September:
9h and 36min - Average sunshine in October:
8h and 12min - Average sunshine in November:
6h and 36min - Average sunshine in December:
5h and 12min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days
Jamieson, OR
- Average sunshine days in January:
22.2 days - Average sunshine days in February:
20.2 days - Average sunshine days in March:
20.1 days - Average sunshine days in April:
21.6 days - Average sunshine days in May:
23.8 days - Average sunshine days in June:
23.1 days
- Average sunshine days in July:
26.8 days - Average sunshine days in August:
25.9 days - Average sunshine days in September:
26.5 days - Average sunshine days in October:
25.4 days - Average sunshine days in November:
24 days - Average sunshine days in December:
21.7 days
The month with the most sunshine days is July (26.8 days).
The month with the least sunshine days is March (20.1 days).
Average UV index
Jamieson, OR
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Jamieson, OR
The months with the most cloud cover are January and December (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility
Jamieson, OR
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
