McDonald Observatory Rainfall Forecast

Today 23 Oct
10%
Fri 24 Oct
50%
Sat 25 Oct
20%
Sun 26 Oct
No Rain
Mon 27 Oct
No Rain
Tue 28 Oct
No Rain
Wed 29 Oct
No Rain

McDonald Observatory Rainfall Statistics

October Rainfall

Marfa (28 miles)

Total Rainfall 2025
6.2in
Daily Average 2025
0.1in
Wettest Day 28 September, 2025
1in
Wet Days 2025
26/296 (9%)
Total Rainfall September
3.6in
Daily Average September
0.1in
Wettest Day 28 September, 2025
1in
Wet Days September
9/30 (30%)
Total Rainfall October
0.1in
Daily Average October
0in
Wettest Day 12 October, 2025
0.04in
Wet Days October
3/23 (13%)

Climate (2010–Present)

Marfa (28 miles)

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Annual Average 2020–2024
5.8in
Monthly Average 2020–2025
0.6in
Daily Average 2020–2025
0.02in
Wettest Day 16 August, 2022
2.8in

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