January weather forecast
Odessa, DE

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Weather in January

January, the same as December, is an icy winter month in Odessa, Delaware, with an average temperature varying between 38.7°F (3.7°C) and 26.8°F (-2.9°C).

Temperature

January brings the lowest temperatures, with an average high of 38.7°F (3.7°C) and an average low of 26.8°F (-2.9°C).

Humidity

The average relative humidity in January in Odessa is 74%.

Rainfall

January is the month with the least rainfall in Odessa. Rain falls for 7.4 days and accumulates 1.26" (32mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Odessa. January is the month with the most snowfall. Snow falls for 4.5 days and accumulates 1.57" (40mm) of snow.

Daylight

In January, the average length of the day in Odessa is 9h and 46min.
On the first day of January in Odessa, sunrise is at 7:22 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:21 pm EST.

Sunshine

In January, the average sunshine in Odessa is 5.2h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What part of the year is the coldest in Odessa?

January is the coldest month, with an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 26.8°F (-2.9°C).

How cold does it get in Odessa in January?

During January, Odessa experiences an average high-temperature of 38.7°F (3.7°C) and a low-temperature of 26.8°F (-2.9°C).

What is the average humidity in January in Odessa?

The average relative humidity in January in Odessa is 74%.

What is the driest month in Odessa?

The month with the least rainfall in Odessa, Delaware, is January, when the rain falls for 7.4 days and typically collects 1.26" (32mm) of precipitation.

How much does it rain in Odessa in January?

In Odessa, Delaware, in January, during 7.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When does it snow the most in Odessa?

The month with the most snowfall in Odessa, Delaware, is January, when snow falls for 4.5 days and typically aggregates up to 1.57" (40mm) of snow.

How much does it snow in Odessa in January?

In Odessa, in January, snow falls for 4.5 days, with typically accumulated 1.57" (40mm) of snow.

How many hours of daylight does Odessa have in January?

In January, the average day length in Odessa, Delaware, is 9h and 46min.

When are sunrise and sunset in January in Odessa?

On the first day of January in Odessa, sunrise is at 7:22 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:21 pm EST.

How long on average sun shines in January in Odessa?

In January, the average sunshine duration is 5.2h.

What is the month with the lowest UV index in Odessa?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January in Odessa?

The average daily maximum UV index in January in Odessa, Delaware, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
45°F 7.2°C
38.7°F 3.7°C
42.3°F 5.7°C
Average low temperature
34°F 1.1°C
26.8°F -2.9°C
29.7°F -1.3°C
Average pressure
30.1" 765mmHg
30.09" 764mmHg
30.06" 764mmHg
Average wind speed
8.2mph 13.2km/h
8.8mph 14.2km/h
9mph 14.5km/h
Average max. wind speed
8.9mph 14.3km/h
9.6mph 15.4km/h
9.7mph 15.6km/h
Average wind speed gusts
13.4mph 21.6km/h
14.3mph 23km/h
14.5mph 23.3km/h
Average humidity
77%
74%
76%
Average rainfall
1.93" 49mm
1.26" 32mm
1.46" 37mm
Average rainfall days
9
7.4
8.3
Average snowfall
0.35" 9mm
1.57" 40mm
1.34" 34mm
Average snowfall days
2.5
4.5
3.8
Average daylight
9h 2min
9h 5min
10h 4min
Average sunshine
5h 1min
5h 1min
4h 5min
Average sunshine days
19.7
19.6
15.9
Average UV index
2
2
2
Average cloud cover
45%
44%
46%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Odessa, DE

Average temperature in January - Odessa, DE
  • Average high temperature in January: 38.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in January: 26.8°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in January
Odessa, DE

Average pressure in January - Odessa, DE
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Odessa, DE

Average wind speed in January - Odessa, DE
  • Average wind speed in January: 8.8mph

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in January
Odessa, DE

Average humidity in January - Odessa, DE
  • Average humidity in January: 74%

The months with the highest relative humidity are May, June and September (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in January
Odessa, DE

Average rainfall in January - Odessa, DE
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is January (1.26").

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Average rainfall days in January
Odessa, DE

Average rainfall days in January - Odessa, DE
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in January
Odessa, DE

Average snowfall in January - Odessa, DE
  • Average snowfall in January: 1.57"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Odessa, DE

Average snowfall days in January - Odessa, DE
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Odessa, DE

Average daylight in January / Average sunshine in January - Odessa, DE
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in January
Odessa, DE

Average sunshine days in January - Odessa, DE
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in January
Odessa, DE

Average UV index in January - Odessa, DE
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Odessa, DE

Average cloud cover in January - Odessa, DE
  • Average cloud cover in January: 44

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
Odessa, DE

Average visibility in January - Odessa, DE
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Odessa, Delaware, USA

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