Current weather conditions and 15 day weather forecast for Martinsburg, Illinois, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 25 September 2026 Friday 17.5 ° C / 63.4°F ![]() Cloudy |
Feels Like : 18.3 ° C / 64.9°F Humidity : % 82 Pressure : 1024 mb Wind Speed : 3.6 kmph / 2.2 miles from S ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 87 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 24 September 2026 Thursday | Overcast |
12.8 ° C (55°F) |
22.3 ° C (72.1°F) |
16.9 ° C (62.4°F) |
% 79 | 15% | 4.5 | Sunrise:06:53 AM Sunset: 06:57 PM |
Moonrise:06:03 PM Moonset: 04:53 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
16.5 ° C (61.7°F) |
20.2 ° C (68.4°F) |
17.8 ° C (64.1°F) |
% 77 | 21% | 1.2 | Sunrise:06:53 AM Sunset: 06:56 PM |
Moonrise:06:23 PM Moonset: 05:53 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
13.3 ° C (55.9°F) |
17 ° C (62.7°F) |
15 ° C (59.1°F) |
% 69 | 73% | 1.4 | Sunrise:06:54 AM Sunset: 06:54 PM |
Moonrise:06:44 PM Moonset: 06:55 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Patchy rain nearby |
12.8 ° C (55°F) |
18.4 ° C (65.1°F) |
15.8 ° C (60.4°F) |
% 81 | 58% | 1.5 | Sunrise:06:55 AM Sunset: 06:52 PM |
Moonrise:07:07 PM Moonset: 07:57 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Sunny |
12.9 ° C (55.3°F) |
25 ° C (77°F) |
18.7 ° C (65.6°F) |
% 51 | 4% | 5.3 | Sunrise:06:56 AM Sunset: 06:51 PM |
Moonrise:07:33 PM Moonset: 09:02 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
16.1 ° C (61°F) |
24.4 ° C (75.8°F) |
19.7 ° C (67.5°F) |
% 54 | 45% | 5 | Sunrise:06:57 AM Sunset: 06:49 PM |
Moonrise:08:04 PM Moonset: 10:10 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Overcast |
19.6 ° C (67.2°F) |
23.5 ° C (74.3°F) |
21.3 ° C (70.4°F) |
% 80 | 73% | 5 | Sunrise:06:58 AM Sunset: 06:48 PM |
Moonrise:08:42 PM Moonset: 11:19 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
22.6 ° C (72.7°F) |
28.8 ° C (83.8°F) |
24.5 ° C (76.2°F) |
% 70 | 78% | 6 | Sunrise:06:59 AM Sunset: 06:46 PM |
Moonrise:09:30 PM Moonset: 12:28 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Overcast |
17.6 ° C (63.7°F) |
24.9 ° C (76.7°F) |
22.1 ° C (71.8°F) |
% 89 | 88% | 6 | Sunrise:07:00 AM Sunset: 06:44 PM |
Moonrise:10:28 PM Moonset: 01:33 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Overcast |
16.1 ° C (60.9°F) |
21.7 ° C (71°F) |
19 ° C (66.2°F) |
% 86 | 25% | 5 | Sunrise:07:01 AM Sunset: 06:43 PM |
Moonrise:11:36 PM Moonset: 02:30 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Sunny |
10 ° C (50°F) |
27.9 ° C (82.2°F) |
20.2 ° C (68.3°F) |
% 77 | 65% | 7 | Sunrise:07:02 AM Sunset: 06:41 PM |
Moonrise:Does not rise today Moonset: 03:17 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Overcast |
4.9 ° C (40.8°F) |
13.5 ° C (56.2°F) |
9.6 ° C (49.4°F) |
% 60 | 63% | 4 | Sunrise:07:03 AM Sunset: 06:40 PM |
Moonrise:12:50 AM Moonset: 03:56 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Overcast |
5.9 ° C (42.6°F) |
15 ° C (58.9°F) |
10.8 ° C (51.5°F) |
% 56 | 7% | 4 | Sunrise:07:04 AM Sunset: 06:38 PM |
Moonrise:02:07 AM Moonset: 04:29 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Sunny |
9.7 ° C (49.5°F) |
19.3 ° C (66.7°F) |
14.1 ° C (57.4°F) |
% 55 | 6% | 5 | Sunrise:07:05 AM Sunset: 06:36 PM |
Moonrise:03:23 AM Moonset: 04:57 PM Moon Phase ( Waning Crescent ) |
|