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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Gromore, Washington, is another cold winter month, with temperature in the range of an average low of 26.6°F (-3°C) and an average high of 37.6°F (3.1°C). January's onset brings an average high-temperature of a still cold 37.6°F (3.1°C), showing a minute difference from December's 36.9°F (2.7°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Gromore, Washington, with an average temperature varying between 41.5°F (5.3°C) and 28.9°F (-1.7°C). With the onset of February, the average high-temperature registers at a still cold 41.5°F (5.3°C), subtly different from January's 37.6°F (3.1°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Gromore, Washington, with temperature in the range of an average high of 49.5°F (9.7°C) and an average low of 34.7°F (1.5°C). March signifies a subtle uplift in the average high-temperature, adjusting from a wintry 41.5°F (5.3°C) in February to a frosty 49.5°F (9.7°C). Weather in March »
Weather in April
April in Gromore, Washington, is a moderate spring month, with an average temperature fluctuating between 59.2°F (15.1°C) and 40.1°F (4.5°C). The start of April signals an increase in the average high-temperature, moving from a frosty 49.5°F (9.7°C) in March to a mild 59.2°F (15.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Gromore, Washington, with temperature in the range of an average high of 69.3°F (20.7°C) and an average low of 47.5°F (8.6°C). Gromore sees an increase in the average high-temperature with the arrival of May, moving from April's refreshing 59.2°F (15.1°C) to a pleasant 69.3°F (20.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Gromore, Washington, with temperature in the range of an average high of 76.5°F (24.7°C) and an average low of 52.3°F (11.3°C). The arrival of June signals a slight increase in the average high-temperature, moving from a pleasant 69.3°F (20.7°C) in May to a moderately hot 76.5°F (24.7°C). Weather in June »
Weather in July
July is a hot summer month in Gromore, Washington, with an average temperature fluctuating between 59.2°F (15.1°C) and 86.2°F (30.1°C). Noticing a change, the average high-temperature during July moves from June's warm 76.5°F (24.7°C) to a tropical 86.2°F (30.1°C). Weather in July »
Weather in August
August, the last month of the summer in Gromore, is another hot month, with an average temperature fluctuating between 60.3°F (15.7°C) and 86.5°F (30.3°C). The month of August, characterized by an average high of 86.5°F (30.3°C) and a low of 60.3°F (15.7°C), is recognized as the warmest. Weather in August »
Weather in September
September, the first month of the autumn in Gromore, is still a warm month, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 53.4°F (11.9°C). Setting in of September comes with a decrease in the average high-temperature, moving from a hot 86.5°F (30.3°C) in August to a moderately hot 74.8°F (23.8°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Gromore, Washington, with an average temperature varying between 42.6°F (5.9°C) and 60.1°F (15.6°C). October's onset is marked by a clear temperature decrease, falling from a moderately hot 74.8°F (23.8°C) in September to a refreshing 60.1°F (15.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Gromore, is another chilly month, with an average temperature fluctuating between 32.7°F (0.4°C) and 46.8°F (8.2°C). The onset of November entails a temperature shift, as the average high-temperature decreases from a mild 60.1°F (15.6°C) in October to a chilly 46.8°F (8.2°C). Weather in November »
Weather in December
December, the first month of the winter in Gromore, is still a cold month, with an average temperature ranging between min 25.5°F (-3.6°C) and max 36.9°F (2.7°C). December is the coldest month, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.5°F (-3.6°C). Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Gromore?
January is the most humid month in Gromore, Washington, with an average relative humidity of 81%.
What is the rainiest month in Gromore?
The month with the most rainfall in Gromore, Washington, is January, when the rain falls for 10.3 days and typically aggregates up to 0.87" (22mm) of precipitation.
How many days does it rain in Gromore?
Throughout the year, there are 82.2 rainfall days, and 5.43" (138mm) of precipitation is accumulated.
When does it snow in Gromore?
January through March, September, November and December are months with snowfall in Gromore, Washington.
How many days does it snow in Gromore?
In Gromore, during the entire year, snow falls for 18.5 days and aggregates up to 7.8" (198mm) of snow.
What is the month with the least sunshine in Gromore?
January has the least sunshine of the year, with an average of 5.6h of sunshine.
What is the month with the lowest UV index in Gromore?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gromore, Washington.
When is Daylight Saving Time (DST) in Gromore?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.
When it does not snow in Gromore?
In Gromore, snow does not fall in April through August and October.
When are the longest days in Gromore?
The month with the longest days is June, with an average of 15h and 48min of daylight.
What are the least humid months in Gromore?
The months with the lowest humidity in Gromore, Washington, are July and August, with an average relative humidity of 39%.
What is the driest month in Gromore?
The month with the least rainfall in Gromore is July, when the rain falls for 2.1 days and typically collects 0.08" (2mm) of precipitation.
What are the months with the most sunshine in Gromore?
The months with the most sunshine in Gromore, Washington, are July and August, with an average of 12.1h of sunshine.
When is the highest UV index in Gromore?
The month with the highest UV index is July, with an average maximum UV index of 7.
What part of the year is the hottest in Gromore?
August is Gromore's warmest month, registering average high temperatures of 86.5°F (30.3°C) and lows of 60.3°F (15.7°C).
What are the coldest months in Gromore?
December, noted for its average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.5°F (-3.6°C), is considered the coldest month.
What is the snowiest month in Gromore?
December is the month with the most snowfall in Gromore, Washington. Snow falls for 5.4 days and accumulates 2.76" (70mm) of snow.
What is the month with the shortest days in Gromore?
The month with the shortest days in Gromore, Washington, is December, with an average of 8h and 36min of daylight.
Average temperature
Gromore, WA
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (36.9°F).
The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).
Average pressure
Gromore, WA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed
Gromore, WA
- Average wind speed in January:
4.5mph - Average wind speed in February:
4.9mph - Average wind speed in March:
5.9mph - Average wind speed in April:
6.8mph - Average wind speed in May:
6.8mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.5mph - Average wind speed in September:
6mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5mph - Average wind speed in December:
4.4mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).
Average humidity
Gromore, WA
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (39%).
Average rainfall
Gromore, WA
- Average rainfall in January:
0.87" - Average rainfall in February:
0.59" - Average rainfall in March:
0.63" - Average rainfall in April:
0.31" - Average rainfall in May:
0.63" - Average rainfall in June:
0.24"
- Average rainfall in July:
0.08" - Average rainfall in August:
0.16" - Average rainfall in September:
0.24" - Average rainfall in October:
0.43" - Average rainfall in November:
0.43" - Average rainfall in December:
0.83"
The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days
Gromore, WA
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
7.8 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
7.8 days - Average rainfall days in May:
6.8 days - Average rainfall days in June:
4.8 days
- Average rainfall days in July:
2.1 days - Average rainfall days in August:
2 days - Average rainfall days in September:
3.9 days - Average rainfall days in October:
8 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
9.1 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (2 days).
Average snowfall
Gromore, WA
The month with the highest snowfall is December (2.76").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days
Gromore, WA
- Average snowfall days in January:
4.5 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
2.1 days - Average snowfall days in April:
0.1 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:
0.1 days - Average snowfall days in October:
0 days - Average snowfall days in November:
2 days - Average snowfall days in December:
5.4 days
The month with the highest number of snowfall days is December (5.4 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight / Average sunshine
Gromore, WA
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
6h and 1min - Average sunshine in March:
8h and 3min - Average sunshine in April:
11h and 0min - Average sunshine in May:
11h and 2min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 1min - Average sunshine in September:
11h and 1min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 5min - Average sunshine in December:
5h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days
Gromore, WA
- Average sunshine days in January:
17 days - Average sunshine days in February:
15.8 days - Average sunshine days in March:
16.4 days - Average sunshine days in April:
18.8 days - Average sunshine days in May:
21.2 days - Average sunshine days in June:
23 days
- Average sunshine days in July:
27.5 days - Average sunshine days in August:
27.4 days - Average sunshine days in September:
23.8 days - Average sunshine days in October:
20 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
17.3 days
The month with the most sunshine days is July (27.5 days).
The month with the least sunshine days is February (15.8 days).
Average UV index
Gromore, WA
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
Gromore, WA
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility
Gromore, WA
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).
Gromore, Washington, USA
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