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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, is another subzero cold winter month in Derby, New York, with an average temperature varying between 28.8°F (-1.8°C) and 18.9°F (-7.3°C). The month of January sees the lowest average temperatures, reaching 28.8°F (-1.8°C) at the peak and 18.9°F (-7.3°C) at the low. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Derby, New York, with an average temperature fluctuating between 31.1°F (-0.5°C) and 19.8°F (-6.8°C). Transitioning into February, Derby records an average high-temperature of a still freezing cold 31.1°F (-0.5°C), almost identical to January's 28.8°F (-1.8°C). Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Derby, New York, with temperature in the range of an average low of 26.8°F (-2.9°C) and an average high of 39.7°F (4.3°C). In Derby, the average high-temperature in March slightly increases from a subzero cold 31.1°F (-0.5°C) in February to a wintry 39.7°F (4.3°C). Weather in March »
Weather in April
April is a cool spring month in Derby, New York, with an average temperature fluctuating between 36.1°F (2.3°C) and 51.4°F (10.8°C). As Derby transitions into April, the average high-temperature is observed to rise from a cold 39.7°F (4.3°C) in March to a fresh 51.4°F (10.8°C). Weather in April »
Weather in May
May, the last month of the spring in Derby, is an enjoyable month, with an average temperature varying between 47.7°F (8.7°C) and 64.2°F (17.9°C). The start of May signals an increase in the average high-temperature, moving from a cool 51.4°F (10.8°C) in April to a refreshing 64.2°F (17.9°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Derby, New York, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 71.2°F (21.8°C). June's onset brings a subtle temperature rise, moving from an enjoyable 64.2°F (17.9°C) in May to a pleasant 71.2°F (21.8°C). Weather in June »
Weather in July
July is a moderately hot summer month in Derby, New York, with an average temperature fluctuating between 77.2°F (25.1°C) and 61.3°F (16.3°C). July is the warmest month, exhibiting average temperatures of 77.2°F (25.1°C) at the peak and 61.3°F (16.3°C) at the base. Weather in July »
Weather in August
August, the last month of the summer in Derby, is also a moderately hot month, with an average temperature fluctuating between 75.9°F (24.4°C) and 60.4°F (15.8°C). The beginning of August reveals an average high-temperature of a still moderately hot 75.9°F (24.4°C), showing minimal deviation from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Derby, is still a pleasant month, with an average temperature varying between 70.2°F (21.2°C) and 54.7°F (12.6°C). Derby records a mild change in average high-temperature during September, easing from a moderately hot 75.9°F (24.4°C) in August to a pleasant 70.2°F (21.2°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Derby, New York, with temperature in the range of an average high of 57.9°F (14.4°C) and an average low of 45.5°F (7.5°C). The transition into October involves a decrease in the average high-temperature, falling from an agreeable 70.2°F (21.2°C) in September to a refreshing 57.9°F (14.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Derby, is another chilly month, with an average temperature varying between 45.1°F (7.3°C) and 34.2°F (1.2°C). The start of November involves a temperature drop, moving from a refreshing 57.9°F (14.4°C) in October to a chilly 45.1°F (7.3°C). Weather in November »
Weather in December
December, the first month of the winter in Derby, is also a wintry month, with an average temperature varying between 35.1°F (1.7°C) and 27°F (-2.8°C). During Derby's transition into December, the average high-temperature lessens, moving from a frosty 45.1°F (7.3°C) in November to a cold 35.1°F (1.7°C). Weather in December »
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Derby?
January proves to be the coldest month, recording an average maximum temperature of 28.8°F (-1.8°C) and a minimum temperature of 18.9°F (-7.3°C).
What is the driest month?
The month with the least rainfall in Derby, New York, is January, when the rain falls for 7.7 days and typically collects 1.54" (39mm) of precipitation.
How much does it rain?
In Derby, during the entire year, the rain falls for 160.5 days and collects up to 24.17" (614mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How many days does it snow?
In Derby, during the entire year, snow falls for 62.9 days and aggregates up to 19.65" (499mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 2.4h of sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the most humid month?
With an average relative humidity of 87%, February is the most humid month.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 13.8 days and typically aggregates up to 5.43" (138mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow in Derby?
In Derby, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 18min of daylight.
What month is the hottest?
Derby's temperatures peak on average in July, reaching 77.2°F (25.1°C) at their highest and 61.3°F (16.3°C) at their lowest.
What is the rainiest month?
The month with the most rainfall is July, when the rain falls for 18.1 days and typically aggregates up to 2.52" (64mm) of precipitation.
What is the month with the highest UV index in Derby?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the least humid month?
August and September, with an average relative humidity of 78%, are the least humid months.
What month has the most sunshine?
August has the most sunshine of the year, with an average of 10.4h of sunshine.
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year.
Average temperature
Derby, NY
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Derby, NY
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Derby, NY
- Average wind speed in January:
11.8mph - Average wind speed in February:
11.1mph - Average wind speed in March:
9.9mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
7.1mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.6mph - Average wind speed in December:
11mph
The windiest month (with the highest average wind speed) is January (11.8mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity
Derby, NY
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall
Derby, NY
- Average rainfall in January:
1.54" - Average rainfall in February:
1.81" - Average rainfall in March:
1.69" - Average rainfall in April:
2.36" - Average rainfall in May:
2.48" - Average rainfall in June:
2.32"
- Average rainfall in July:
2.52" - Average rainfall in August:
2.28" - Average rainfall in September:
1.57" - Average rainfall in October:
2.24" - Average rainfall in November:
1.61" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is July (2.52").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days
Derby, NY
- Average rainfall days in January:
7.7 days - Average rainfall days in February:
7 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
16.4 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
14.2 days - Average rainfall days in October:
18.1 days - Average rainfall days in November:
11.4 days - Average rainfall days in December:
9.5 days
The months with the highest number of rainy days are July and October (18.1 days).
The month with the least rainy days is February (7 days).
Average snowfall
Derby, NY
- Average snowfall in January:
3.94" - Average snowfall in February:
5.43" - Average snowfall in March:
2.17" - Average snowfall in April:
1.34" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Derby, NY
- Average snowfall days in January:
15.6 days - Average snowfall days in February:
13.8 days - Average snowfall days in March:
8.2 days - Average snowfall days in April:
3.8 days - Average snowfall days in May:
0.4 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:
0.6 days - Average snowfall days in November:
7.5 days - Average snowfall days in December:
13 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Derby, NY
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
2h and 2min - Average sunshine in February:
2h and 4min - Average sunshine in March:
5h and 0min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
4h and 4min - Average sunshine in November:
4h and 2min - Average sunshine in December:
2h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days
Derby, NY
- Average sunshine days in January:
8.3 days - Average sunshine days in February:
9.1 days - Average sunshine days in March:
13 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
12.6 days - Average sunshine days in June:
12.2 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
11.3 days - Average sunshine days in September:
12.6 days - Average sunshine days in October:
11.6 days - Average sunshine days in November:
11.6 days - Average sunshine days in December:
9.5 days
The month with the most sunshine days is March (13 days).
The month with the least sunshine days is January (8.3 days).
Average UV index
Derby, NY
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Derby, NY
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Derby, NY
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Derby, New York, USA
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