Climate and monthly weather forecastGuilderland, NY
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Guilderland, New York, with temperature in the range of an average low of 16.7°F (-8.5°C) and an average high of 28.8°F (-1.8°C). In Guilderland, January is the month with the lowest recorded average temperatures, measuring a high of 28.8°F (-1.8°C) and a low of 16.7°F (-8.5°C). Weather in January »Weather in February
The last month of the winter, February, is an icy month in Guilderland, New York, with an average temperature varying between 18.5°F (-7.5°C) and 32°F (0°C). Guilderland notes an average high-temperature of a wintry 32°F (0°C) in February, hardly diverging from January. Weather in February »Weather in March
March, the first month of the spring in Guilderland, is also a wintry month, with an average temperature varying between 25.9°F (-3.4°C) and 40.8°F (4.9°C). The beginning of March marks a minor shift in the average high-temperature, moving from February's cold 32°F (0°C) to a still wintry 40.8°F (4.9°C). Weather in March »Weather in April
April in Guilderland, New York, is a cool spring month, with an average temperature fluctuating between 36.1°F (2.3°C) and 54.1°F (12.3°C). In Guilderland, the onset of April comes with an increased average high-temperature, moving from March's icy 40.8°F (4.9°C) to a cool 54.1°F (12.3°C). Weather in April »Weather in May
May, the last month of the spring in Guilderland, is an enjoyable month, with an average temperature ranging between max 67.6°F (19.8°C) and min 46.9°F (8.3°C). The transition from April to May brings a temperature rise, with average high-temperatures increasing from a cool 54.1°F (12.3°C) to an enjoyable 67.6°F (19.8°C). Weather in May »Weather in June
June, the first month of the summer in Guilderland, is a moderately hot month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 53.8°F (12.1°C). June brings a slight rise in Guilderland's average high-temperature, moving from a comfortable 67.6°F (19.8°C) in May to a warm 75°F (23.9°C). Weather in June »Weather in July
July, like June, in Guilderland, New York, is a moderately hot summer month, with an average temperature ranging between max 81.1°F (27.3°C) and min 59.5°F (15.3°C). Guilderland's warmest temperatures are experienced in July, with average high temperatures of 81.1°F (27.3°C) and lows of 59.5°F (15.3°C). During July, the heat index is estimated at a hot 86°F (30°C). Weather in July »Weather in August
August, the last month of the summer in Guilderland, is another warm month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 79.2°F (26.2°C). Guilderland in August witnesses an average high-temperature of a still moderately hot 79.2°F (26.2°C), indicating a slight variation from July's 81.1°F (27.3°C). Weather in August »Weather in September
The first month of the autumn, September, is also an agreeable month in Guilderland, New York, with an average temperature varying between 51.3°F (10.7°C) and 71.4°F (21.9°C). Guilderland's September weather shows a modest shift in high-temperatures, falling from August's moderately hot 79.2°F (26.2°C) to a pleasant 71.4°F (21.9°C). Weather in September »Weather in October
October, like September, is a moderate autumn month in Guilderland, New York, with an average temperature ranging between max 58.3°F (14.6°C) and min 43°F (6.1°C). Guilderland's October weather shows a moderate shift in high-temperatures, falling from September's pleasant 71.4°F (21.9°C) to a moderate 58.3°F (14.6°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Guilderland, New York, with an average temperature fluctuating between 45.5°F (7.5°C) and 31.8°F (-0.1°C). The transition into November indicates a reduction in the average high-temperature, down to a chilly 45.5°F (7.5°C) from October's mild 58.3°F (14.6°C). Weather in November »Weather in December
December, the first month of the winter in Guilderland, is still a cold month, with an average temperature ranging between max 34.7°F (1.5°C) and min 24.4°F (-4.2°C). December implies a gentle temperature shift, with average high-temperatures reducing from November's frosty 45.5°F (7.5°C) to a wintry 34.7°F (1.5°C). Weather in December »Updated: Aug 7, 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
Guilderland's January weather reaches an average high of 28.8°F (-1.8°C) and an average low of 16.7°F (-8.5°C), making it the coldest month.
Throughout the year, there are 160.4 rainfall days, and 32.44" (824mm) of precipitation is accumulated.
Months with snowfall are January through May, October through December.
January is the month with the most snowfall in Guilderland. Snow falls for 13.8 days and accumulates 8.15" (207mm) of snow.
Throughout the year, there are 51.2 snowfall days, and 32.09" (815mm) of snow is accumulated.
February is the most humid month, with an average relative humidity of 83%.
The month with the least sunshine in Guilderland is February, with an average of 3.8h of sunshine.
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.
With an average relative humidity of 74%, April is the least humid month.
June through September are months without snowfall.
June has the longest days of the year, with an average of 15h and 18min of daylight.
July tends to be the warmest month, with temperatures averaging a daily high of 81.1°F (27.3°C) and a low of 59.5°F (15.3°C).
July has the most sunshine of the year, with an average of 10.4h of sunshine.
The month with the highest UV index is July, with an average maximum UV index of 6.
September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 2.05" (52mm) of precipitation.
October is the month with the most rainfall. Rain falls for 13.8 days and accumulates 3.19" (81mm) of precipitation.
The month with the shortest days is December, with an average of 9h and 6min of daylight.
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Guilderland, NY
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure
Guilderland, NY
- Average pressure in January:
30.04"Hg - Average pressure in February:
30.02"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"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 (29.92"Hg).
Average wind speed
Guilderland, NY
- Average wind speed in January:
8.1mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8mph - Average wind speed in April:
8mph - Average wind speed in May:
6.6mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.6mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity
Guilderland, NY
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (74%).
Average rainfall
Guilderland, NY
- Average rainfall in January:
2.28" - Average rainfall in February:
2.28" - Average rainfall in March:
2.24" - Average rainfall in April:
2.95" - Average rainfall in May:
3.07" - Average rainfall in June:
3.03"
- Average rainfall in July:
3.07" - Average rainfall in August:
3.11" - Average rainfall in September:
2.05" - Average rainfall in October:
3.19" - Average rainfall in November:
2.36" - Average rainfall in December:
2.8"
The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days
Guilderland, NY
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
16.6 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
16.5 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
11.5 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (8.3 days).
Average snowfall
Guilderland, NY
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Guilderland, NY
- Average snowfall days in January:
13.8 days - Average snowfall days in February:
12.7 days - Average snowfall days in March:
8.8 days - Average snowfall days in April:
2.4 days - Average snowfall days in May:
0.2 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:
0.7 days - Average snowfall days in November:
4 days - Average snowfall days in December:
8.6 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Guilderland, NY
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 18min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 6min
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:
4h and 12min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 54min - Average sunshine in May:
8h and 48min - Average sunshine in June:
9h and 30min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 18min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 24min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Guilderland, NY
- Average sunshine days in January:
13.7 days - Average sunshine days in February:
11.3 days - Average sunshine days in March:
13.2 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
12.1 days - Average sunshine days in June:
12.6 days
- Average sunshine days in July:
12.9 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
16.7 days - Average sunshine days in October:
14 days - Average sunshine days in November:
15.9 days - Average sunshine days in December:
14.1 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).
Average UV index
Guilderland, NY
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Guilderland, NY
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility
Guilderland, NY
The months with the highest visibility are April, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August and September (5mi).
